China 201 304 310 309 321 904L Stainless Steel Welded Pipe Inox Tube Stainless Steel Pipe, Find details about China Steel Pipe, Stainless Steel Pipe from 201 304 310 309 321 904L Stainless Steel Welded Pipe Inox Tube Stainless Steel Pipe
Packaging Details: | woven bag, plastic wrapper and wooden packing or as your requirement |
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Delivery Detail: | 7-15days |
stainless steel pipe
Detailed information
Product Name | stainless steel pipe |
Outer diameter | 6-3000mm |
Wall thickness | 0.5-100mm |
Length | 6m, 12m or 18m fixed, also could be customized |
Material | 201, 202, 304/304L, 316/316L, 310s, 321, 347 and etc. |
Standard | ASTM A/SA 312, A358, A790, A928 and etc
DIN 17458, EN10217/10216, JIS G3459 and etc
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Technology | Automatic formation and automatic welding
UOE technology
Welding type: EFW (PAW, LSAW, GTAW and etc)
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Inspection | Nondestructive test (NDT): Eddy current test (ET), X-ray test (RT)
Hydraulic pressure test
Physical and chemical test for raw material and finished Products Surface test:
Outlook, Length, Outer diameter, Oval and straightness, Quality of weld-seam.
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Packaging | 1. Small diameter: Plywood box;
2. Large diameter: Plastic package protect surface from scratching; wooden-stand inside pipe guarantee no deformation.
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Delivery time | Usually, within 15 days after receiving order |
Payment term | T/T, LC, D/A, D/P |
Application | Fluid transportation, Petroleum, pipeline for gas or oil
Chemical, papermaking industrial
Machinery, architecture |
Note | Other size, material, standard and requirements could be available |
Chemical composition
Chemical Composition of Material | Material
Composition | 201 | 202 | 304 | 316 |
C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | |
Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | |
P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | |
S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | |
Cr | 16-18 | 17-19 | 18-20 | 16-18 | |
N | 3.5-5.5 | 4-6 | 8-10.5 | 10-14 | |
Mo | 2.0-3.0 | ||||
Mechanical Property | Material Item | 201 | 202 | 304 | 316 |
Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | |
Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | |
Extension | ≥30% | ≥30% | ≥35% | ≥35% | |
Hardness (HV) | <253 | <253 | <200 | <200 |
Surface Finish
Surface Finish | Definition | Application | ||||||
2B | Those finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster. | Medical equipment, Food industry, Construction material, Kitchen utensils. | ||||||
BA | Those processed with bright heat treatment after cold rolling. | Kitchen utensils, Electric equipment, Building construction. | ||||||
NO.3 | Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001. | Kitchen utensils, Building construction. | ||||||
NO.4 | Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001. | Kitchen utensils, Building construction, Medical equipment. | ||||||
HL | Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size. | Building Construction. | ||||||
NO.1 | The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling. | Chemical tank, pipe. |
Packaging & Transportation
Every round welded 201 / 304 stainless steel pipe is sleeved in plastic bag individually, and several tubes are packed to be bundle without any logo.also pack as customer requirement
Our promise
We insist " quality first, reputation foremost "If you have any problem please feel free to contact us! We primose to service you with the best product of the most reasonbale, all the time ,offer our best service.