Precision Engineered Stainless Steel Seamless Tubing for Demanding Applications
ASTM-Certified Pipes with Multi-Industry Compliance & Enhanced Performance
Technical Specifications:
- Material Grades: 301L, 304N, 316Ti, 316L, 321, 310S, 2205 duplex + 400 series alloys
- Dimensional Accuracy: ±0.1%-0.3% OD tolerance (1mm-100mm diameter)
- Surface Finish: 2B cold-rolled with 120-grit electropolishing (Ra ≤0.4μm)
- Certifications: ASTM A269/A312, NACE MR0175, EN 10204 3.2
Key Performance Advantages:
✓ Stress Corrosion Cracking Resistance (Passes ASTM G36 45% MgCl₂ test)
✓ Rapid Production Cycle: 7-day manufacturing-to-shipment guarantee
✓ Value-Added Services: CNC precision cutting, orbital TIG welding, cold drawing
✓ Cross-Sector Compliance: Pharmaceutical cleanrooms, chemical reactors, structural engineering
Enhanced Engineering Parameters:
- Pitting Resistance (PREN): 304(19.5) | 316L(28.3) | 2205(36.7)
- Temperature Range: -196°C (cryogenic) to 700°C cyclic operation
- Hydrostatic Testing: 2.5x working pressure (ASME B31.3 compliant)
- Passivation Standard: Electropolished per ASTM A967 specifications
Order Parameters:
- Flexible Procurement: 1 metric ton MOQ with JIT scheduling
- Secure Transactions: LC/SBLC payment options with escrow protection
- Global Logistics: IPPC-certified wooden crates (60×40×40cm; 1MT capacity)
Quality Assurance Protocol:
- Triple verification system: PMI testing, eddy current inspection, helium leak detection
- Full material traceability from raw stock to finished product
- 5,000+ hour salt spray resistance (ASTM B117 compliant)
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