Shandong Derick - Custom 304/316L/2205 Duplex Stainless Steel Casting Manufacturer | ISO 9001/API 6D/NACE MR0175 Certified

Precision Investment Castings for Global Pump, Valve, Marine & Oilfield Applications (ASTM A351 CF8/CF8M)

OEM 304/316L/2205 duplex stainless steel castings - CT6-7 (ISO 8062) precision, Ra 3.2micron finish, 4-6 weeks fast delivery, 100% pre-delivery inspection for global buyers.

304 (ASTM A351 CF8) & 316L (CF8M) Stainless Steel Investment Castings - CT6-7 Precision, API 6D/NACE MR0175 Certified for Marine/Pump/Valve/Oilfield Applications

Shandong Derick specializes in high-precision stainless steel casting (304/CF8, 316L/CF8M, 2205 duplex) for global pump, valve, marine and industrial machinery buyers. Adopting advanced silica sol investment casting technology, products meet ASTM A351, API 6D, NACE MR0175 and DIN standards, suitable for harsh corrosive/high-pressure working environments (seawater, sour oilfield, chemical media) - full OEM/ODM support with 12 months quality warranty.

Stainless Steel Casting Products & Specifications (Pump/Valve/Marine/Oilfield Focus)

Product Range (Global Industrial Applications)

316L CF8M Stainless Steel Pump Castings - Impellers, Casings, Volutes | ASTM A351, API 6D Certified, 1000 bar Pressure Rating

We provide custom stainless steel castings for various industrial applications worldwide, focusing on complex components with high corrosion resistance, precision and pressure requirements:

  • Pump Components: Pump casings, impellers, volutes, pump covers (316L CF8M - 1000 bar pressure rating, API 6D certified)
  • Valve Components: Valve bodies, valve cores, flanges, bonnets (API 6D/NACE MR0175 certified - sour oilfield service)
  • Marine Hardware: Deck fittings, pipe fittings, marine pump parts (2205 duplex - seawater corrosion resistant, ASTM A890 Grade 5A)
  • Oilfield Parts: Wellhead components, pipeline fittings, downhole tools (NACE MR0175 compliant - sour gas/oil environments)
  • Food & Medical: Hygienic valves, stainless steel precision fittings (304 CF8 - FDA compliant, electropolished Ra 1.6µm finish)
  • Custom Components: OEM casting according to customer drawings (CT6-7 precision, 0.1kg - 500kg weight range)

Material Specifications (Full Certification & Traceability)

Stainless Steel Casting Materials - 304 (ASTM A351 CF8), 316L (CF8M), 2205 Duplex | Full Material Certification & Spectrometer Testing

We use high-quality stainless steel raw materials with complete material certification, traceability and spectrometer testing for global clients (per ASTM A351 standards):

  1. Austenitic Stainless Steel: 304 (1.4301 / ASTM A351 CF8) - general corrosion resistance, 316 (1.4401 / CF8), 316L (1.4404 / ASTM A351 CF8M) - enhanced corrosion resistance
  2. Duplex Stainless Steel: 2205 (1.4462 / ASTM A890 Grade 5A) - high strength/corrosion resistance, 2507 (1.4410) - ultra-high corrosion resistance for oilfields
  3. Martensitic Stainless Steel: 1.4021, 1.4112, 1.4418 - high strength for mechanical applications
  4. Custom Alloys: Inconel 625, Monel 400 (per customer requirements - extreme corrosion/high temperature environments)

All materials meet international standards (ASTM A351, AISI, EN, DIN) and pass strict chemical composition (spectrometer) and mechanical property testing, ensuring compliance with API 6D/NACE MR0175 for global oilfield/pump/valve markets.

Technical Parameters (International Standards Compliance)

Stainless Steel Casting Technical Parameters - CT6-7 (ISO 8062), Ra 3.2¦Ìm Finish, 1000 bar Pressure Rating | Micron-Level Precision for Pump/Valve

Our stainless steel casting adheres to strict international technical standards to ensure product quality and performance for global pump/valve/marine/oilfield markets:

  • Dimensional Accuracy: CT6-7 (ISO 8062) - Micron-level precision (±0.05mm tolerance for critical pump/valve dimensions)
  • Surface Finish: Ra 3.2-6.3micron (can reach Ra 1.6micron with mechanical polishing/electropolishing for food/medical)
  • Casting Weight: 0.1kg - 500kg (Custom for larger pump/valve bodies up to 1000kg)
  • Wall Thickness: Minimum 2mm (Uniform thickness control, no porosity for pressure applications)
  • Heat Treatment: Solution annealing, quenching, tempering, aging (per material requirements - enhanced corrosion/strength)
  • NDT Testing: RT (Radiographic), UT (Ultrasonic), MT (Magnetic Particle), PT (Liquid Penetrant) - per API 6D/NACE MR0175 standards
  • Pressure Rating: Up to 1000 bar (suitable for high-pressure oilfield/pump/valve applications)

Product Advantages (For Global Industrial Buyers)

316L CF8M Stainless Steel Casting Advantages - Corrosion Resistance, CT6-7 Precision, API 6D/NACE MR0175 Compliance, 4-6 Weeks Fast Delivery

Compared with traditional casting processes, our stainless steel casting has obvious advantages for global pump/valve/marine/oilfield buyers:

  • Superior Corrosion Resistance: Excellent resistance to acid, alkali, seawater and sour oilfield media (316L/CF8M/2205 duplex - NACE MR0175 compliant)
  • Industry-Leading Precision: Complex pump/valve structures can be formed in one piece, reducing machining workload by 30-50% (CT6-7 precision)
  • High Pressure Performance: Stable mechanical properties, suitable for high-pressure (up to 1000 bar) and high-temperature environments (API 6D certified)
  • Cost-Effective Production: Short production cycle (4-6 weeks), competitive price for mass production (15-20% lower than European suppliers)
  • Comprehensive Quality Assurance: ISO 9001 full process quality control, 100% inspection before delivery, 12 months warranty for pump/valve castings
  • Global Compliance: Meet ASTM A351, API 6D, NACE MR0175 standards - seamless integration into global pump/valve/oilfield supply chains

Get Your Custom 304/316L Stainless Steel Casting Quote (Free DFM Analysis)

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