
ASTM A511 TP316 304 Thick Wall Seamless Stainless Steel Pipe For Mechanical
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
Minimum Order Quantity : | 3 Ton | Price : | negotiable |
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Packaging Details : | Packing in wooden box,hexagonal bundles or other seaworthy ways. | Delivery Time : | 45 days |
Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 40000 Ton/Year |
Place of Origin: | China | Brand Name: | TORICH |
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Certification: | ISO 9001 ISO 14001 TS 16949 | Model Number: | GB/T 18704 |
Detail Information |
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Product Name: | Stainless Steel Clad Pipes For Structural Purpose GB/T 18704 | Material: | TP304 , 304 |
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Surface: | Polishing | Application: | Structural Purpose |
Shape: | Round | OD: | 4-1200mm |
WT: | 0.3-200mm | Length: | 1-8m |
High Light: | stainless steel round tube,large diameter stainless steel tube |
Product Description
Stainless Steel Clad Pipes for Structural Purpose GB/T 18704
Spec:
Material:TP304 , 304
Size Range:OD:4-1200mm
WT:0.3-200mm
General Length:1-8m
Tolerance:
According to the following tables or customers’ request.
Tolerance of OD
Surface delivery condition | Nominal outside diameter | Tolerance |
Polishing,Polish |
≤25 | ±0.25 |
>25~40 | ±0.30 | |
>40~50 | ±0.35 | |
>50~60 | ±0.40 | |
>60~70 | ±0.50 | |
>70~80 | ±0.60 | |
>80 | ±1%D | |
Unpolished,Sand blasting(SNB,SS) | ≤25 | ±0.30 |
>25~50 | ±0.40 | |
>50 | ±1.0%D |
Tolerance of WT
Wall thickness(S) | Tolerance(high-grade) | Tolerance(medium grade) |
≥0.8~2.0 | ±0.10 | ±0.20 |
>2.0~3.0 | ±0.15 | ±0.30 |
>3.0 | ±5%S | ±10%S |
Chemical composition
No. | Unified digital code | New steel grade | Old steel grade | Chemical composition | |||||||
C | Si | Mn | P | S | Ni | Cr | N | ||||
1 | S35350 | 12Cr17Mn6Ni5N | 1Cr17Mn6Ni5N | ≤0.15 | ≤1.00 | 5.50~7.50 | ≤0.050 | ≤0.030 | 3.50~5.50 | 16.00~18.00 | 0.05~0.25 |
2 | S35450 | 12Cr18Mn9Ni5N | 1Cr18Mn8Ni5N | ≤0.15 | ≤1.00 | 7.50~10.0 | ≤0.050 | ≤0.030 | 4.00~6.00 | 17.00~19.00 | 0.05~0.25 |
3 | S30210 | 12Cr18Ni9 | 1Cr18Ni9 | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~10.00 | 17.00~19.00 | ≤0.10 |
4 | S30408 | 06Cr19Ni10 | 0Cr18Ni9 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~11.00 | 18.00~20.00 | - |
Mechanical property
No. | Unified digital code | New steel grade | Old steel grade |
Yield strength |
Tensile |
Elongation A/ |
≥ | ||||||
1 | S35350 | 12Cr17MnNi5N | 1Cr17Mn6Ni5N | 245 | 520 | 25 |
2 | S35450 | 12Cr18Mn9Ni5N | 1Cr18Mn8Ni5N | 245 | 520 | |
3 | S30210 | 12Cr18Ni9 | 1Cr18Ni9 | 210 | 520 | 30 |
4 | S30408 | 06Cr19Ni10 | 0Cr18Ni9 | 210 | 520 |
Characteristic:
TORICH QUALITY ASSURANCE
Good surface quality
Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test
Processing:Continous welding formed
Widely used in the field of:Structural usage
Product Images:
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