TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Standard: ASTM, ASME,EN, JIS, DIN,GB/T etc
Steel grade: 304(0Cr18Ni9), 304L(00Cr18Ni10), 316(0Cr17Ni12Mo2), 316L(0Cr17Ni14Mo2), 321, 409, 409L, 430
Size: OD 0.28-10mm WT 0.08-1mm Length≤500mm Or in coil
Tolerance: OD+/- 0.01mm,WT+/- 0.01mm,L +/- 0.1mm
Surface Treatment: Polishing,Annealing, Mirro surface, Bright, Picklin
Application: medical treatment, petroleum, aerospace, medical equipment, air conditioning, chemical industry, electronics, accessories, food machinery, power generation, pharmaceutical and other fields.
| 201 | 202 | 304 | 316 | S31803 | S32750 | ||
| Chemical Composition(%) | C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | ≤0.030 | ≤0.030 |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤0.80 | |
| Mn | 5.5-7.5 | 7.5-10.0 | ≤2.00 | ≤2.00 | ≤2.00 | ≤1.20 | |
| P | ≤0.060 | ≤0.060 | ≤0.045 | ≤0.045 | ≤0.030 | ≤0.035 | |
| S | ≤0.030 | ≤0.030 | ≤0.030 | ≤0.030 | ≤0.020 | ≤0.020 | |
| Cr | 16-18 | 17-19 | 18-20 | 16-18 | 21-23 | 21-23 | |
| Ni | 3.5-5.5 | 4.0-6.0 | 8.0-10.5 | 16.0-18.5 | 4.5-6.5 | 6.0-8.0 | |
| Mo |
|
|
| 2.0-3.0 | 2.5-3.5 | 3.0-5.0 | |
| N | ≤0.25 | ≤0.25 |
|
| 0.08-0.2 | 0.24-0.32 | |
| Cu |
|
|
|
|
| ≤0.50 | |
| Mechanical Property | Tensile Strength(MPa) | ≥655 | ≥620 | ≥515 | ≥515 | ≥620 | ≥800 |
| Yeild Strength(MPa) | ≥260 | ≥310 | ≥205 | ≥205 | ≥450 | ≥550 | |
| Elongation(%) | ≥35 | ≥35 | ≥35 | ≥35 | ≥25 | ≥15 | |
| Hardness(HV) | ≤230 | ≤230 | ≤200 | ≤200 | ≤303 | ≤323 | |
Product pictures
Stainless steel welded pipe production process:
Raw material - silting - welding pipe - trimming - polishing - inspection (spray printing) - packaging - shipping (warehouse) (decorative welded pipe). Raw material - Slitting - Welding pipe Heat treatment - Correction - Straightening - End trimming - Pickling - Water pressure test - Inspection (printing) - Packaging - Shipping (warehouse) (Pipe for industrial piping of welded pipe).
Regular sizes we can supply
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Customer's praise
1.0*0.1 and 0.8*0.1 Super Small Diameter Capillary Tube for Medical Purposes