Precision ASTM-Certified Stainless Steel Tubing
Industrial-grade 300-series seamless/welded tubes (304L/316L/2205) with ±0.1% dimensional accuracy and 120-grit polished surfaces. Compliant with ASME B36.19M and EN 10305-4 standards for critical applications.
Key Specifications
- Material Grades: 304/304L/316L/321/310S/2205 Duplex
- Diameter Range: 1mm–100mm (Round Profile)
- Surface Finish: 2B cold-rolled, Ra ≤0.8μm roughness
- Tolerance: ±0.1%-0.3% (ASTM A999)
- Pressure Rating: 3000 PSI (20.7 MPa)
Industrial Applications
- Construction: Seismic-resistant frameworks (EN 1993-1-8)
- Chemical Processing: Acid/alkali transfer (NACE MR0175)
- Medical Equipment: FDA-compliant fluid systems (ISO 13485)
Value-Added Services
- Precision CNC bending (±0.5° accuracy)
- Orbital welding (ASME BPE-2022)
- Decoiling with ≤2% hardness variation
- Laser cutting (±0.03mm tolerance)
Packaging & Logistics
- Export-Ready: DNV 2.7-1 certified crates (60×40×40cm)
- Palletization: 1MT units with ISO 3874 securing
- MOQ: 1 metric ton (mixed grades accepted)
- Lead Time: 7 working days
- Payment Terms: 30% TT advance, balance against B/L
Performance Features
- Corrosion Resistance: PREN ≥38 (2205 Duplex)
- Cryogenic Durability: -196°C tested (ASTM A370)
- High-Temp Stability: 870°C continuous service
- Cleanability: Electropolishable to **≤10Ra µin**
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