Comprehensive Overview of LG2 Gunmetal (85-5-5-5) Casting Services
We are one of the leading manufacturers and exporters of LG2 Gunmetal Castings, 85-5-5-5 Bronze Castings, and Red Brass Copper Alloy Castings from India. We have been supplying high-quality LG2 gunmetal valve bodies, 85-5-5-5 bronze pump components, LG2 gunmetal marine fittings, red brass bearing housings, LG2 gunmetal plumbing components, 85-5-5-5 bronze industrial fittings, and custom gunmetal castings to the world market for many decades. Our state-of-the-art foundry specializes in producing premium LG2 gunmetal castings using advanced sand casting, investment casting (lost wax), gravity die casting, centrifugal casting, CNC machining, pressure testing, and comprehensive quality control systems. With over three decades of global experience in copper alloy casting, we serve diverse industries including marine and shipbuilding (valve bodies, pump casings, propeller shaft bearings, marine fittings), plumbing and sanitation (valve components, water fittings, manifolds, meter bodies), industrial valves (gate valves, globe valves, ball valves, check valves), pump manufacturing (pump bodies, impellers, casings, wear components), hydraulic and pneumatic systems (manifold blocks, valve housings, cylinder components), water treatment (valve bodies, filter housings, pump components), general engineering (bearings, bushings, gears, structural components), and architectural applications (decorative fittings, hardware, restoration components). Our expertise encompasses working with LG2 Gunmetal (BS 1400 LG2) composition 85% Cu, 5% Sn, 5% Pb, 5% Zn, equivalent to ASTM B584 C83600 (Red Brass), SAE 660, DIN 1705 RG5, meeting international standards including BS 1400, ASTM B584, ISO 1338, SAE J461 specifications. We manufacture LG2 gunmetal castings ranging from 50 grams to 200 kg with dimensions from 20mm to 1500mm, maintaining tensile strength 230-280 MPa, hardness 60-80 HB, excellent corrosion resistance in marine and freshwater environments, superior machinability, pressure tightness up to 25 bar, dimensional accuracy ±0.5-2.0mm (sand casting) or ±0.15-0.5mm (investment casting), and reliable 20-40+ year service life in marine, plumbing, industrial, and general engineering applications.
LG2 Gunmetal (85-5-5-5 Bronze) Properties and Specifications
LG2 Gunmetal is a leaded tin bronze alloy designated in British Standard BS 1400 as LG2, with composition 85% Copper, 5% Tin, 5% Lead, 5% Zinc. This balanced quaternary alloy combines excellent castability, good mechanical properties, superior machinability from lead content, and good corrosion resistance, making it one of the most versatile and economical copper alloy castings for general engineering, marine, and plumbing applications.
Chemical Composition and Standards
BS 1400 LG2 (British Standard): 85% Cu, 5% Sn, 5% Pb, 5% Zn (nominal composition), actual specification 83-87% Cu, 4-6% Sn, 4-6% Pb, 4-6% Zn, British standard for copper alloy castings widely used in UK, Europe, Commonwealth countries.
ASTM B584 C83600 (USA Standard): 85% Cu, 5% Sn, 5% Pb, 5% Zn, designated as “Red Brass” or “Composition Bronze” in North America, identical composition to LG2, ASTM specification for copper alloy sand castings, also known as 85-5-5-5 bronze or ounce metal.
SAE J461 Grade 660: Society of Automotive Engineers designation SAE 660, same 85-5-5-5 composition, used in automotive and industrial applications, bearing bronze classification.
DIN 1705 RG5 (German Standard): German equivalent designation, similar composition requirements, European industrial applications.
ISO 1338: International standard for copper alloy castings including LG2 equivalent compositions.
Mechanical Properties
| Property | Value | Test Method |
|---|---|---|
| Tensile Strength | 230-280 MPa (33-41 ksi) | ASTM B505, BS 1400 |
| Yield Strength (0.2% offset) | 90-130 MPa (13-19 ksi) | ASTM B505, BS 1400 |
| Elongation | 15-30% in 50mm | ASTM B505, BS 1400 |
| Hardness | 60-80 HB (Brinell) | ASTM E10, BS 240 |
| Density | 8.7-8.9 g/cm³ | Calculated |
| Melting Range | 880-1000°C | – |
| Pouring Temperature | 1050-1150°C | Foundry practice |
| Thermal Conductivity | 50-60 W/m·K | – |
| Electrical Conductivity | 12-15% IACS | – |
| Coefficient of Thermal Expansion | 18×10⁻⁶/°C | 20-300°C |
| Machinability Rating | 80% (Reference CDA 360 = 100%) | Industry comparison |
Key Properties and Advantages
Excellent Castability: Good fluidity filling thin sections and complex geometries, minimal shrinkage porosity approximately 1.8% volumetric shrinkage, good feeding characteristics reducing casting defects, suitable for sand casting, investment casting, gravity die casting, economical production of complex shapes.
Superior Machinability: Lead content 5% provides excellent machinability rating 80% (versus free-cutting brass C36000 = 100%), easy drilling, boring, turning, threading, milling operations, good surface finish achievable in machining, reduced tool wear and machining time, cost-effective for components requiring extensive machining.
Good Corrosion Resistance: Excellent resistance to freshwater and seawater (superior to brass), forms protective patina preventing further corrosion, resistant to atmospheric corrosion, suitable for marine and plumbing applications, 20-40 year service life typical in water service, no dezincification issues unlike high-zinc brasses.
Mechanical Properties: Moderate tensile strength 230-280 MPa adequate for most applications, good ductility 15-30% elongation, reasonable hardness 60-80 HB for wear resistance, suitable for structural and pressure-containing components, pressure ratings 150-300 PSI (10-20 bar) typical for valves and fittings.
Pressure Tightness: Low porosity castings achievable with proper gating and feeding, suitable for pressure-containing applications (valves, pumps, hydraulic components), pressure testing to 1.5-2× working pressure standard, leak-free performance in hydraulic and pneumatic systems.
Economic Advantage: Most economical copper alloy for general engineering castings, balanced composition providing good all-around properties, widely available and standardized globally, lower cost than aluminum bronze or high-tin gunmetal, suitable for high-volume production.
LG2 Gunmetal Casting Processes
Sand Casting (Most Common)
Process: Green sand or resin-bonded sand molds for LG2 gunmetal, suitable for all sizes 50g to 200kg+, complex geometries and large components, wall thickness 3-50mm typical, dimensional tolerance ±1.0-2.5mm as-cast. Advantages: Economical for low to high volumes, largest size capability, rapid tooling changes, suitable for prototypes and production. Applications: Large valve bodies, pump casings, marine fittings, structural components, production volumes 10-10,000+ pieces. Production Rate: 10-100 castings per day depending on size.
Investment Casting (Lost Wax)
Process: Precision lost wax process for LG2 gunmetal, sizes 20g to 15kg typical, excellent dimensional accuracy ±0.15-0.5mm, surface finish Ra 1.6-3.2 μm as-cast, complex thin-wall components 1.5-3mm. Advantages: Near-net-shape reducing machining, excellent surface finish and detail, minimal draft angles required, suitable for decorative and precision components. Applications: Precision valve components, plumbing fixtures, decorative hardware, marine fittings, architectural elements, production volumes 100-50,000 pieces. Production Rate: 50-500 castings per day depending on size.
Gravity Die Casting (Permanent Mold)
Process: Metal dies for LG2 gunmetal casting, sizes 100g to 25kg, dimensional accuracy ±0.5-1.5mm, faster cooling improving mechanical properties, higher production rates. Advantages: Better dimensional consistency than sand casting, improved surface finish Ra 3.2-6.3 μm, enhanced mechanical properties from faster solidification, economical for high volumes >5,000 pieces. Applications: Plumbing fittings, valve bodies, pump components, bushings, bearings, production volumes 5,000-100,000+ annually. Production Rate: 20-200 castings per die per day.
Centrifugal Casting
Process: LG2 gunmetal poured into rotating mold, centrifugal force creating dense castings, cylindrical components 30-300mm diameter, enhanced properties from directional solidification. Advantages: Dense defect-free castings, superior mechanical properties, excellent for bushings and bearings, extended service life. Applications: Large bushings for marine shafts, bearing sleeves, cylindrical valve components, pump shaft sleeves, sizes 50-500mm OD. Production Rate: 10-100 pieces per day.
Applications by Industry
Marine and Shipbuilding
Valve Bodies: LG2 gunmetal gate valve bodies, globe valve bodies, ball valve bodies, check valve bodies, butterfly valve bodies, sizes 1/2″ to 12″ (DN15 to DN300), pressure ratings 150-300 PSI (PN10-PN20), seawater service applications, excellent corrosion resistance 20-40 year life, sand cast or investment cast depending on size.
Pump Components: Centrifugal pump casings and volutes, impeller hubs, wear rings and plates, pump bodies for seawater and freshwater, fire suppression pump components, bilge pump housings, ballast pump casings, sizes 50-600mm, sand cast economical for large components.
Marine Fittings: Through-hull fittings and seacocks (where specified – aluminum bronze often preferred), deck fittings and cleats, pipe fittings and unions, flange adapters, strainer bodies, manifold blocks, corrosion resistance in marine environment, sand cast or investment cast.
Bearings and Bushings: Propeller shaft bearings (water-lubricated), rudder bearings and bushings, sterntube bearings, steering mechanism bushings, centrifugally cast for enhanced properties, sizes 50-500mm ID, self-lubricating properties from lead content.
Plumbing and Sanitation
Water Valves: Gate valves for water distribution, globe valves for throttling service, ball valves for shut-off, check valves for backflow prevention, pressure reducing valves, thermostatic mixing valves, sizes 1/2″ to 4″ (DN15-DN100), residential and commercial plumbing, investment cast for decorative faucet components.
Plumbing Fittings: Water meter bodies and housings, manifold blocks for distribution, pipe fittings (tees, elbows, unions), compression fittings and adapters, backflow preventer components, strainer bodies, hot and cold water service.
Water Treatment Components: Filter housings and bodies, valve components for treatment systems, pump casings for water transfer, distribution manifolds, chemical injection fittings, sizes 25-300mm.
Note on Lead Content: LG2 gunmetal contains 5% lead, increasingly restricted for potable water contact in many jurisdictions (North America NSF/ANSI 61 requires <0.25% lead), lead-free alternatives (silicon bronze, low-lead brass) replacing LG2 for drinking water applications, LG2 still acceptable for non-potable water, industrial water, and applications without drinking water contact.
Industrial Valves
Gate Valves: LG2 gunmetal valve bodies and bonnets, sizes 1″ to 12″ (DN25-DN300), rising stem and non-rising stem designs, flanged and threaded ends, pressure ratings Class 125, Class 150, Class 250 (125-300 PSI), industrial water, oils, air service.
Globe Valves: Throttling and flow control, valve bodies and bonnets, integrated seat designs, pressure ratings 150-600 PSI, steam service up to 250°C (with appropriate design), industrial process applications.
Ball Valves: Investment cast or sand cast bodies, sizes 1/2″ to 6″, full port and reduced port, two-piece and three-piece designs, pressure ratings 200-600 PSI, excellent shut-off performance.
Check Valves: Swing check valve bodies, lift check valve housings, dual plate check valves, wafer check valve bodies, preventing backflow in piping systems, sizes 1″ to 12″.
Specialty Valves: Pressure relief valve bodies, control valve housings, butterfly valve bodies, plug valve bodies, custom valve designs, complex internal geometries requiring precision casting.
Pump Manufacturing
Pump Casings and Bodies: Centrifugal pump casings (volute type, diffuser type), positive displacement pump bodies, gear pump housings, chemical pump casings (compatible fluids), slurry pump components, sizes 50-800mm, sand cast economical for large pumps.
Impellers: Open, semi-open, and closed impeller designs, sizes 80-500mm diameter, investment cast for smaller precision impellers, sand cast for larger impellers, machining required for balance and hydraulic performance.
Wear Components: Wear rings and plates, throat bushings, suction covers, discharge heads, replaceable wear parts extending pump life, economical LG2 gunmetal versus expensive stainless steel in compatible applications.
Hydraulic and Pneumatic Systems
Manifold Blocks: Hydraulic valve manifolds, pneumatic distribution manifolds, multiple ports and passages, sand cast or investment cast depending on size and complexity, pressure ratings 100-250 bar (1500-3500 PSI), extensive CNC machining creating internal passages.
Valve Components: Directional control valve bodies, flow control valve housings, pressure control valve components, cartridge valve bodies, sub-plate manifolds, sizes 50-300mm.
Cylinder Components: Hydraulic cylinder end caps, gland housings, cylinder barrels (smaller sizes), tie rod lugs, mounting brackets, pressure ratings 100-350 bar.
General Engineering
Bearings and Bushings: Sliding bearings for industrial machinery, bushings for construction equipment, wear plates and guides, thrust washers, flanged bushings, self-lubricating properties, centrifugally cast for quality, sizes 20-500mm.
Gears: Worm wheels and gears, spur gears (low speed applications), gear blanks for subsequent machining, sizes 50-500mm diameter, LG2 gunmetal offering good wear resistance and machinability.
Structural Components: Mounting brackets and housings, machine frames and supports, architectural restoration castings, decorative hardware, statues and sculptures (historical applications), sand cast for large components.
Manufacturing Capabilities
Advanced Foundry Facilities
Sand Casting Lines: Green sand automated molding, resin-bonded sand (no-bake) for precision, capacity 50-1000 castings per day, sizes 100g to 500kg, flask sizes 300×300mm to 1500×1500mm. Investment Casting: Shell building capacity 10,000-50,000 pieces monthly, wax injection, ceramic shell process, sizes 10g to 15kg. Gravity Die Casting: 8-15 permanent mold machines, die sizes for 100g to 25kg castings, production rate 1,000-10,000 pieces monthly. Centrifugal Casting: Horizontal and vertical centrifugal machines, cylindrical components 30-500mm diameter.
Melting Furnaces: Induction melting 200-2000 kg capacity, precise temperature control ±5°C, degassing and fluxing systems, composition control within BS 1400 specifications ±0.5%, electric and gas furnaces for different production needs.
CNC Machining and Finishing
Machining Centers: 18+ CNC VMC and HMC machines, CNC lathes and turning centers, 5-axis capability for complex surfaces, machining LG2 gunmetal to tolerances ±0.02-0.05mm, surface finish Ra 0.8-3.2 μm, thread cutting, boring, drilling, milling operations.
Finishing Operations: Deburring and edge breaking, vibratory tumbling, shot blasting and bead blasting, grinding and polishing, protective coatings (paint, powder coat), patina treatments for architectural applications.
Quality Control and Testing
Material Verification: Optical emission spectrometry (OES) verifying Cu, Sn, Pb, Zn content within BS 1400 LG2 specifications ±0.5%, hardness testing Brinell per ASTM E10, tensile testing per ASTM B505 on sample castings from each batch.
Dimensional Inspection: CMM inspection ±0.003-0.005mm accuracy, precision measuring instruments, surface roughness measurement, first article inspection (FAI), in-process SPC monitoring.
Pressure Testing: Hydrostatic testing to 1.5-2× working pressure, typical test pressures 300-600 PSI for valve bodies, hold time 30-60 seconds minimum, leak detection with soap solution or submerged testing, test certificates provided.
Non-Destructive Testing: X-ray radiography for critical castings detecting porosity and inclusions per ASTM E155, liquid penetrant testing for surface defects per ASTM E1417, ultrasonic testing for wall thickness verification.
Metallurgical Testing: Microstructure examination, grain size measurement, porosity assessment, corrosion testing per customer requirements.
Technical Standards Compliance
BS 1400 LG2: British standard specification for LG2 gunmetal castings, chemical composition 83-87% Cu, 4-6% Sn, 4-6% Pb, 4-6% Zn, mechanical properties minimum tensile 230 MPa, elongation 15%, widely used in UK, Europe, Commonwealth.
ASTM B584 C83600: American standard for red brass composition bronze castings, identical composition to LG2, mechanical property requirements, testing procedures, North American markets.
SAE J461 Grade 660: Automotive and industrial standard for 85-5-5-5 bronze castings, composition and property specifications.
ISO 1338: International standard for copper alloy castings, composition tolerances, property requirements, testing methods.
ASME B16.15 / B16.18: Dimensional standards for bronze threaded and socket weld fittings, applicable to LG2 gunmetal plumbing fittings.
ABS, Lloyd’s Register, DNV-GL: Marine classification society standards for bronze castings in shipboard applications, material certification requirements.
Advantages of LG2 Gunmetal Castings
Versus Brass: LG2 gunmetal superior corrosion resistance especially marine and water service, no dezincification failure unlike high-zinc brass, 20-40 year service life versus 10-20 years for brass in water, lower zinc content (5% vs. 30-40%) improving stability, suitable for structural and pressure applications.
Versus Aluminum Bronze: LG2 gunmetal 40-50% lower cost than aluminum bronze C95400, easier machining from lead content, adequate strength 230-280 MPa for most applications (aluminum bronze 620 MPa overkill for many uses), better castability filling complex thin sections, economical for non-critical applications, aluminum bronze preferred only where maximum strength or extreme corrosion resistance required.
Versus Tin Bronze (90-10 Gunmetal): LG2 gunmetal 20-30% lower cost than C90700 high-tin bronze, easier machining from lead content, adequate corrosion resistance for most water applications (90-10 superior for continuous seawater immersion), good balance of properties and economy, 90-10 tin bronze preferred for critical marine continuously immersed in seawater.
Versus Cast Iron: LG2 gunmetal superior corrosion resistance 10× better than cast iron, lighter weight (density 8.8 vs. 7.2 g/cm³ but higher strength enabling thinner sections), better machinability, non-magnetic, non-sparking, suitable for marine and corrosive environments where cast iron fails.
Economic Advantages: Most economical copper alloy for general engineering applications, globally standardized (BS 1400, ASTM, SAE), readily available worldwide, established supply chains, suitable for high-volume production, good balance properties and cost.
Design Guidelines
Wall Thickness: Minimum 3-4mm sand casting, 1.5-2.5mm investment casting, uniform thickness preferred, maximum 50-80mm achievable, gradual transitions avoiding hot spots.
Tolerances: Sand casting ±1.0-2.5mm typical, investment casting ±0.15-0.5mm, gravity die casting ±0.5-1.5mm, critical dimensions machined to ±0.02-0.1mm.
Draft Angles: Sand casting 3-5 degrees external, 5-7 degrees internal, investment casting 0-1.5 degrees minimal draft, gravity die casting 1-3 degrees.
Surface Finish: Sand casting Ra 6.3-12.5 μm as-cast, investment casting Ra 1.6-3.2 μm, machined surfaces Ra 0.8-3.2 μm achievable.
Machining Allowance: Typical 1.5-3mm on sealing surfaces, 0.5-1.5mm on less critical surfaces, near-net-shape investment casting minimizing machining.
Pressure Rating Design: Wall thickness calculations per ASME B31.1 or equivalent, typical working pressure 10-25 bar (150-350 PSI) for valves and fittings, safety factor 3-5 for static pressure.
Why Choose Our LG2 Gunmetal Casting Services
Three Decades of Copper Alloy Expertise
Established 1990: 30+ years producing LG2 gunmetal and copper alloy castings for marine, plumbing, valve, pump industries across 40+ countries. Proven Performance: 8+ million LG2 gunmetal castings delivered, 98% on-time delivery, <0.7% defect rate. Certifications: ISO 9001:2015 certified, working towards ABS marine approval for bronze castings.
Complete LG2 Gunmetal Manufacturing
Multiple Casting Processes: Sand casting 100g-500kg, investment casting 10g-15kg, gravity die casting 100g-25kg, centrifugal casting for bushings/bearings. Integrated Services: Casting, CNC machining, pressure testing, surface finishing, assembly, one-stop solution. Material Control: Composition within BS 1400 LG2 specifications ±0.5%, complete heat number traceability, material certificates provided.
Quality and Testing
100% Material Verification: OES analysis every heat, mechanical testing per ASTM B505, hardness testing, compliance with BS 1400, ASTM B584. Pressure Testing: Every pressure-containing casting tested to 1.5-2× working pressure, test certificates provided. NDT Capabilities: X-ray, liquid penetrant, ultrasonic testing for critical components.
Competitive Pricing
Cost Advantage: 35-45% savings versus European foundries, 30-40% versus North American, competitive with Asian foundries offering superior quality control. Volume Pricing: 100-1,000 pieces: 12-18% discount, 1,000-10,000: 18-28%, >10,000: 28-38%, blanket orders additional 5-10%.
Global Service
Worldwide Export: North America (28%), Europe (32%), Middle East (18%), Asia-Pacific (15%), other (7%). Documentation: Material certificates BS 1400/ASTM, test reports, dimensional inspection, pressure test certificates. Lead Times: Prototype castings 4-6 weeks, production tooling 6-10 weeks, production 4-8 weeks, machined components add 2-3 weeks. On-Time: 98% delivery performance.
Frequently Asked Questions
Q1: What is LG2 Gunmetal and how does it compare to other bronzes? LG2 Gunmetal is British Standard BS 1400 designation for 85-5-5-5 bronze (85% Cu, 5% Sn, 5% Pb, 5% Zn), same as ASTM B584 C83600 Red Brass and SAE 660. Properties: Tensile strength 230-280 MPa, excellent castability, superior machinability 80% rating from lead content, good corrosion resistance freshwater/seawater, economical general-purpose copper alloy. Versus aluminum bronze: 40-50% lower cost, easier machining, adequate for most applications but lower strength (230 vs. 620 MPa). Versus 90-10 tin bronze: 20-30% lower cost, better machinability, adequate corrosion resistance most water applications. Applications: Marine valves/pumps (non-critical), plumbing fixtures, industrial valves, bearings/bushings, general engineering. Service life: 20-40 years typical in water service.
Q2: Is LG2 Gunmetal suitable for potable drinking water applications? LG2 gunmetal contains 5% lead which is increasingly restricted for drinking water contact. North America: NSF/ANSI 61 requires <0.25% lead for potable water, LG2 gunmetal NOT compliant, lead-free brass or bronze required. Europe: EN 1982 limits lead content, restrictions varying by country, some jurisdictions allow LG2 for cold water only. UK: Historically accepted but Water Supply Regulations increasingly restricting lead, trend toward lead-free alternatives. Alternatives: Lead-free brass (<0.25% Pb), silicon bronze C87300 (lead-free), low-lead bronze formulations. LG2 Still Suitable For: Non-potable water, industrial water, seawater, wastewater, heating systems, steam, compressed air, hydraulic oil, applications without drinking water contact. Consult local regulations for compliance.
Q3: What casting process should I choose for my LG2 gunmetal component? Sand Casting: Best for large components >5kg, complex geometries, low-medium volumes 10-5,000 pieces, sizes 100g-500kg, tolerance ±1.0-2.5mm, cost-effective prototypes and production. Investment Casting: Best for small-medium precision parts <15kg, excellent surface finish Ra 1.6-3.2 μm, tight tolerances ±0.15-0.5mm, complex thin-wall details, decorative applications, volumes 100-50,000 pieces, higher tooling cost but superior quality. Gravity Die Casting: Best for medium-volume production >5,000 pieces annually, consistent dimensions ±0.5-1.5mm, improved mechanical properties, economical for standard configurations, sizes 100g-25kg. Centrifugal Casting: Best for cylindrical bushings/bearings, dense defect-free castings, enhanced properties, sizes 30-500mm diameter. Recommendation: Send us drawings and quantity, we’ll recommend optimal process for your requirements.
Q4: What are typical lead times and minimum order quantities? Prototype/Samples: 4-6 weeks sand casting or investment casting including pattern making, sampling, basic machining, MOQ 10-50 pieces. Production Tooling: Sand casting 4-6 weeks pattern making, investment casting 6-8 weeks rubber mold tooling, gravity die 8-12 weeks die manufacturing. Production Castings: 4-8 weeks depending on process and volume, MOQ varies by process: sand casting 50-500 pieces economical, investment casting 100-1,000, gravity die 1,000-10,000. Machined Components: Add 2-3 weeks for CNC machining operations. High Volume: 8-12 weeks initial production >10,000 pieces with optimized tooling. Expedited: 3-4 weeks possible for urgent marine repairs or critical components with surcharge.
Q5: What quality certifications and testing do you provide? Material Certification: Chemical composition OES analysis confirming BS 1400 LG2 or ASTM B584 C83600 specifications, copper 83-87%, tin 4-6%, lead 4-6%, zinc 4-6%, within ±0.5% tolerance, mechanical properties (tensile strength, yield strength, elongation, hardness) per ASTM B505 on sample castings, heat number traceability from raw material to finished casting. Pressure Testing: Hydrostatic testing every pressure-containing casting to 1.5-2× working pressure (typical 300-600 PSI test), hold time 30-60 seconds, zero leaks, test certificates documenting results. Dimensional Inspection: First article inspection (FAI) complete dimensional verification before production, CMM inspection reports for complex geometries, in-process inspection, final inspection reports. NDT Testing: X-ray radiography detecting internal porosity for critical components per ASTM E155, liquid penetrant testing for surface cracks per ASTM E1417. Compliance Documentation: Material certificates per BS 1400 or ASTM B584, test reports, dimensional inspection reports, country of origin certificates.
Contact Us Today – Request Quote for LG2 Gunmetal Castings
Ready to discuss your LG2 Gunmetal (85-5-5-5 Bronze) casting requirements for marine valves, pump components, industrial fittings, plumbing applications, bearings and bushings, or custom components?
Request a Quote: Send drawings (PDF, DWG, STEP, IGES), specifications including casting process preference, quantity, machining requirements, pressure rating, application details to sales@jambrass.com for detailed quotation within 48 hours.
Engineering Support: Email technical requirements for casting process selection, design for manufacturability review, material property verification, cost optimization.
Call Us: +91-22-43449300 / +91-22-43449323 (Monday-Saturday, 9:00 AM – 6:00 PM IST)
Office Address: 1406, 14th Floor, Dalamal Tower, Nariman Point, Mumbai – 400021, Maharashtra, India
Factory Address: Plot 10B, GIDC Industrial Estate, Shanker Tekari, Udyognagar, Jamnagar, Gujarat, India – 361004
Contact Person: Mr. Mehul Vora
