Stainless Steel 304 316 Investment Casting Parts Steel Casting Foundry Services

Our stainless steel investment casting foundry specializes in producing high-quality 304 and 316 stainless steel components using advanced lost-wax casting technology. These premium-grade materials, combined with our precision manufacturing processes, deliver components with exceptional corrosion resistance, mechanical strength, and dimensional accuracy for demanding industrial applications.

Material Superiority
We specialize in two primary stainless steel grades:

304 Stainless Steel

• Chromium 18-20%, Nickel 8-10.5% composition

• Excellent general-purpose corrosion resistance

• Good mechanical properties and formability

• Suitable for most industrial environments

316 Stainless Steel

• Molybdenum 2-3% addition for enhanced corrosion resistance

• Superior performance in chloride environments

• Excellent resistance to acids and chemicals

• Ideal for marine and chemical processing applications

Advanced Manufacturing Process
Our investment casting methodology ensures superior quality:

Pattern and Mold Creation

1. Wax Pattern Injection: Precision wax patterns using engineered dies

2. Assembly Tree Construction: Optimized gating system design

3. Ceramic Shell Building: Multi-layer ceramic coating application

4. Dewaxing Process: High-pressure autoclave wax removal

Casting and Finishing

• Controlled atmosphere melting at 1400-1450°C

• Precision pouring with temperature monitoring

• Shell removal and cut-off operations

• Heat treatment and surface finishing

Performance Characteristics

• Corrosion Resistance: Excellent performance in various environments

• Mechanical Strength: 515 MPa tensile strength (304), 515 MPa (316)

• Temperature Resistance: Continuous service to 870°C

• Surface Quality: Ra 1.6-3.2μm standard finish

• Dimensional Accuracy: CT4-6 tolerance levels achievable

• Pressure Integrity: Suitable for high-pressure applications

Quality Assurance Systems

• Material certification to ASTM A743 standards

• Spectrochemical analysis verification

• Liquid penetrant and radiographic testing

• Dimensional validation with CMM

• Mechanical property testing

• Pressure and performance testing

Industrial Applications

• Marine Components: Seawater handling parts and marine hardware

• Chemical Processing: Pump bodies, valve components, reactor parts

• Food Equipment: Sanitary fittings and processing components

• Medical Devices: Surgical instruments and equipment parts

• Architectural Hardware: Decorative and functional elements

Technical Advantages

• Complex geometry capability without welding

• Superior surface finish reducing polishing costs

• Excellent dimensional repeatability

• Material consistency throughout production

• Design flexibility for custom requirements

• Cost-effective for medium complexity parts

Foundry Capabilities

• Component weight range: 0.1 kg to 50 kg

• Prototype to production services

• Comprehensive machining integration

• Multiple certification options

• Global shipping and logistics

• Technical support and engineering

Our stainless steel 304 and 316 investment casting services provide industries with reliable, high-performance components that deliver exceptional corrosion resistance and mechanical properties. Through continuous process improvement and quality focus, we ensure our castings meet the highest international standards while providing cost-effective solutions for our global clientele.