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ASME SA312 Certified 304/316L Tubes | Heat & Acid Resistant Pipes for Chemical Processing
ASME SA312 Certified 304/316L Tubes | Heat & Acid Resistant Pipes for Chemical Processing
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High-Performance Stainless Steel Seamless Tubing for Critical Applications
ASTM-Certified Precision Pipes with Multi-Industry Compliance
Technical Specifications:
- Material Grades: 301L, 304N, 316Ti, 316L, 321, 310S, 2205 duplex + 400 series alloys
- Dimensional Accuracy: ±0.1%-0.3% OD tolerance (1-100mm diameter range)
- Surface Finish: 2B cold-rolled with 120-grit electropolishing (Ra ≤0.35μm)
- Compliance Standards: ASME BPE, NACE MR0175, EN 10204 3.2
Key Advantages:
✓ Chloride Stress Corrosion Resistance (ASTM G48 compliant at 45°C)
✓ Rapid Turnaround: 7-day production-to-shipment cycle
✓ Custom Fabrication: CNC bending, orbital TIG welding, laser micro-perforation
✓ Multi-Sector Applications:
- Pharmaceutical CIP systems
- Chemical reactor liners
- Structural load-bearing components
Enhanced Engineering Parameters:
- Pitting Resistance Equivalent (PREN): 304(19.5) | 316L(28.3) | 2205(36.7)
- Temperature Resilience: -196°C (cryogenic) to 700°C cyclic operation
- Hydrostatic Testing: 2.5x working pressure (ASME B31.3 compliant)
- Passivation: Electropolished per ASTM A967 nitric acid method
Order Parameters:
- MOQ Flexibility: 1 metric ton batches with JIT scheduling
- Secure Transactions: LC/SBLC terms with escrow services
- Global Logistics: IPPC-certified wooden crates (60×40×40cm; 1MT capacity)
Quality Assurance Protocol:
- Triple Verification System:
- PMI/XRF chemical analysis
- Eddy current defect detection
- Helium mass spec leak testing
- Full traceability from melt to final product
- 10,000+ hour salt spray resistance (ASTM B117)




