TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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06Cr19Ni10,SUS304ASTM A312 TP 316L Seamless Large Diameter 600mm Stainless Steel Pipe ERW Stainless Steel Pipe /SS Tube
Quick detail:
Material:06Cr19Ni10,SUS304,TP316L
Standard:ASTM A312
Size:600mm
Production name:Stainless Steel Pipe ERW Stainless Steel Pipe/SS Tube
Feature:Big Diameter
Material
| Material | |
| Austenitic Stainless Steel | 310S, 309S,316L,321,304L,304 |
| Duplex | S,32750,S32760,S31803,S32205 |
| Nickel-Base Alloy | N08904,N06600,N08825 |
| Copper Nickel Alloy | C70600,C70620 |
| Ferrite | 430,409L |
| Other Special Material | 254SMO,253MA |
| High-Temp Material | 310S,309S,S30815 |
| Titanium Alloys | TA2,TA10,TC4 |
Other material is also available
06Cr19Ni10,SUS304ASTM A312 TP 316L Seamless Large Diameter 600mm Stainless Steel Pipe ERW Stainless Steel Pipe /SS Tube Mainly apply in Electric Power
Oil Refining
Nuclear Power
Drinking Water
Offshore Engineering &Shipbuilding
Natural Gas
Paper making
Construction
Test:
X ray test
Documents:
MTC
X ray test report
Size measuring test report
SGS test report if need third party inspection.
Roting:
Steel Coil---Re-test---Flat Open and Transverse Shear---Shear Longitudinal Shear---Edge Planning and Milling
Butt Welding of plate---Forming(Bending/Reeling)---End Squaring&Tack Welding---Welding Seam Cleaning
Automatic welding---Radiographic Test---Solution Treatment---Rounding---Straightening
End Facing Treatment---Hydrostatic Test--Pickling Passivation--Rinse and Dry---Radiographic Test
Finished Production Testing---Marking---Packing---Finished Product Warehousing--Shipping
Delivery condition:
Heat treatment
Welded
Stainless Steel Pipe ERW Stainless Steel Pipe/SS Tube Standard tolerance:
| Standard | Item | Outside Diameter | Thickness | Roundness
| Straightness | Length | ||
| GB/T 12771 | Heat treatment | High Class | General | |||||
| ＜50 | ±0.20 | ±0.3 | ＞0.5-1.0,±0.15 ＞1.0-2.0 ±0.20 ＞2.0-4.0 ±0.3 ±10% | Not exceed the OD tolerance t/D≤3% ≤1.5%D | OD ≤ 108 mm,≤1.5mm/m ＞ 108-325mm ≤2.0mm/m ＞ 325mm ≤2.5mm/m
| 3000-9000mm, Length tolerance is 0,+20mm
| ||
| ≥40-＜65 | ±0.30 | ±0.40 | ||||||
| ≥65-＜90 | ±0.40 | ±0.50 | ||||||
| ≥90-＜168.3 | ±0.80 | ±1.0 | ||||||
| ＞168.3-＜325 | ±0.75% D | ±1% D | ||||||
| ≥325-＜610 | ±0.6% D | ±1% D | ||||||
| ＞610 | ±0.6% D | ±0.7% or± 10 Chose min value | ||||||
| Welded | All sizes | ±0.5% D or ±0.20 chose the bigger one | ±0.75% D or ±0.30 chose the bigger one | |||||
