TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Duplex A790 2507 Stainless Steel Pipe
| Material | 2507 2205 |
| Size(Round) | 6--325 mm or customized |
| Size(Square&Rectangle) | 10*10-200*200&20*10-200*100 |
| Thickness | 0.25-6.0mm |
| Length | 6m or according to customer’s request |
| Out diameter | 0.7-325mm |
| Outer diameter | ±0.2mm |
| Tolerance:Thickness | ±2mm(0.7-1.0);±3mm(1.0-2.0);±5mm(2.0-3.0);±8mm(3.0-4.0); |
| ±10mm(4.0-6.0) | |
| Length | ±0.5mm |
| Process method | Code drawn , annealed with nitrogen protection , ultrasonic ,automatic shape, polished |
| Finishing | A:sanded B:400#-600# mirror C:hairline brushed D:TIN titanlum |
| E:HL brushed & mirror (two kinds of finishing for one pipe) |
| Chemical Composition | |||||||
| Material | C | Si | Mn | P | S | Cr | Ni |
| 201 | ≤0.12 | ≤0.75 | 9.5-12.5 | ≤0.045 | ≤0.03 | 13-16 | 0.8-1.5 |
| 304 | ≤0.08 | ≤0.75 | ≤2.0 | ≤0.045 | ≤0.03 | 18-19 | 8-10 |
| 316 | ≤0.08 | ≤1.00 | ≤2.0 | ≤0.035 | ≤0.03 | 10-14 | 16.0-18.5 |
| 430 | ≤0.12 | ≤0.75 | ≤2.0 | ≤0.04 | ≤0.03 | 16-18 | ≤0.6 |
