Stainless Steel Precisely Cast Hydraulic Pumping Body Housing Precision Casting Services Product

Our stainless steel precision casting services specialize in manufacturing high-performance hydraulic pump bodies and housings that meet the most demanding industrial requirements. Utilizing advanced investment casting technology, we produce components with exceptional dimensional accuracy, superior surface quality, and reliable performance for critical hydraulic applications across various sectors.

Material Engineering Excellence
We employ premium stainless steel grades specifically engineered for hydraulic applications:

• 316 Stainless Steel: Superior corrosion resistance with 2-3% molybdenum content

• 304 Stainless Steel: Excellent general-purpose corrosion resistance

• 17-4PH Stainless: Precipitation-hardening grade for high-strength requirements

• Custom Alloy Blends: Tailored compositions for specific operational environments

Precision Manufacturing Process
Our comprehensive production methodology ensures superior quality:

Investment Casting Technology

1. Pattern Design: CAD/CAM engineered wax patterns with precise shrinkage allowances

2. Shell Building: Multi-layer ceramic coating using silica sol process

3. Dewaxing: High-pressure steam autoclave systems

4. Casting Operation: Controlled atmosphere melting and pouring at 1600-1650°C

5. Shell Removal: Vibration and high-pressure water jet systems

Secondary Processing

• CNC machining of critical sealing surfaces

• Precision boring for bearing and shaft fits

• Flange facing and bolt hole patterning

• Pressure testing and performance validation

Performance Characteristics

• Pressure Rating: Withstands operating pressures up to 450 bar

• Corrosion Resistance: Excellent performance in hydraulic oil and moisture environments

• Surface Quality: Ra 1.6-3.2μm achievable on functional surfaces

• Dimensional Accuracy: ±0.1mm per 25mm casting tolerance

• Mechanical Strength: 500-1100 MPa tensile strength depending on material

• Temperature Range: -50°C to 400°C operational capability

Quality Assurance Protocol

• Material certification to ASTM A743 standards

• 100% pressure testing at 1.5 times operating pressure

• Liquid penetrant inspection for surface defects

• Radiographic examination for internal integrity

• Dimensional verification with coordinate measuring machines

• Mechanical property validation testing

Industrial Applications

• Industrial Hydraulics: Pump housings for manufacturing equipment

• Mobile Hydraulics: Construction and agricultural machinery components

• Marine Systems: Hydraulic pump bodies for shipboard applications

• Aerospace: High-pressure hydraulic system components

• Energy Sector: Hydraulic components for power generation equipment

Technical Advantages

• Superior corrosion resistance in hydraulic fluid environments

• Excellent wear resistance against particulate contamination

• Optimized internal passages for efficient fluid dynamics

• Reduced machining requirements through near-net shape casting

• Enhanced durability for long service life

• Consistent performance across production batches

Customization Capabilities

• Size range from 100mm to 1000mm housing dimensions

• Multiple pressure class ratings (210 bar to 450 bar)

• Custom port configurations and mounting patterns

• Integrated sensor and accessory mounting points

• Special surface treatments and coatings

• Complete assembly and testing services

Our stainless steel precision casting services for hydraulic pump bodies and housings deliver components that ensure reliable performance, minimal maintenance, and long-term durability in the most demanding hydraulic applications. Through advanced manufacturing technologies and rigorous quality control, we provide solutions that meet the evolving needs of modern hydraulic systems while maintaining the highest standards of precision and reliability.