High-Performance Stainless Steel Seamless Tubing for Critical Applications
ASTM-Certified Precision Pipes with Cross-Industry Compliance
Technical Specifications:
- Material Grades: 301L, 304N, 316Ti, 316L, 321, 310S, 2205 duplex + 400 series alloys
- Dimensional Precision: ±0.1%-0.3% OD tolerance (1-100mm diameter range)
- Surface Integrity: 2B cold-rolled finish with 120-grit mirror polish (Ra ≤0.4μm)
- Certifications: EN 10204 3.2, NACE MR0103, ASME BPE-2022 compliant
Core Performance Advantages:
✓ Chloride Stress Corrosion Cracking Resistance (Passes ASTM G36-94 45% MgCl₂ test)
✓ Accelerated Production: Full-process traceability within 7 working days
✓ Custom Engineering: Orbital TIG welding, CNC rotary draw bending, laser micro-perforation
✓ Multi-Sector Applications: Nuclear containment systems, marine heat exchangers, sterile pharmaceutical lines
Enhanced Material Properties:
- Pitting Resistance Number (PREN): 304(19.5) | 316L(27.8) | 2205(36.4)
- Temperature Resilience: -269°C to 650°C operational range
- Pressure Rating: SCH10S-SCH160S with 2.5x hydrostatic test validation
- Surface Passivation: Electropolished to meet ASTM A967 nitric acid standards
Ordering Parameters:
- Flexible Procurement: 1 metric ton MOQ with JIT delivery options
- Secure Commerce: SBLC/LC payment terms with escrow protection
- Global Logistics: ISO 3394-compliant crates (60×40×40cm; 1MT capacity)
Quality Assurance Protocol:
- Triple-stage inspection: PMI/XRF chemical analysis, eddy current testing, helium leak detection
- Full DNV GL certification package with material test certificates 3.2
- Batch-specific salt spray testing per ASTM B117 (5,000+ hours)
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