Product Description
ssTORICH GB/T18704 Stainless Steel Clad Pipe for Structural Purposes
TORICH GB/T18704 Stainless Steel Clad Pipe for Structural Purposes
Standard: GB/T18704, GB/T222, GB/T223, GB/T228, GB/T242, GB/T244, GB/T246, GB/T700, GB/T912, GB/T2102, GB/T3280, GB/T12770, GB/T13793, GB/T11253
Material: Q195, Q215, Q235, 06Cr19Ni10, 12Cr18Ni9, 12Cr18Mn9Ni5N, 12Cr17MnNi5N
OD: 12.7-325mm
WT : 0.8-12mm
Length: 1-8m
Usage: Structural Purposes
Shape: Round, Square, Rectangular
Chemical Composition:
| Item |
Code |
Grade |
Chemical Composition% |
| C |
Si |
Mn |
P |
S |
Ni |
Cr |
N |
| 1 |
S35350 |
12Cr17Mn6Ni5N |
≤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 |
≤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 |
≤0.15 |
≤1.00 |
≤2.00 |
≤0.045 |
≤0.030 |
8.00-10.00 |
17.00-19.00 |
≤0.10 |
| 4 |
S30408 |
06Cr19Ni10 |
≤0.08 |
≤1.00 |
≤2.00 |
≤0.045 |
≤0.030 |
8.00-11.00 |
18.00-20.00 |
- |
Mechanical Property:
| Item |
Code |
Grade |
Yield Strength
Mpa
|
Tensile Strength
Mpa
|
Elongation% |
| Min |
| 1 |
S35350 |
12Cr17Mn6Ni5N |
245 |
520 |
25 |
| 2 |
S35450 |
12Cr18Mn9Ni5N |
245 |
520 |
| 3 |
S30210 |
12Cr18Ni9 |
210 |
520 |
30 |
| 4 |
S30408 |
06Cr19Ni10 |
210 |
520 |
Permissible Tolerance in OD:
| Surface Delivery Status |
Nominal Outside Diameter |
Permissible Tolerance |
| SB,SP |
≤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 |
| SNB,SS |
≤25 |
±0.30 |
| >25-50 |
±0.40 |
| >50 |
±1.0%D |
Permissible Tolerance in WT:
| WT(S) |
Permissible Tolerance
(high grade)
|
Permissible Tolerance
(common grade)
|
| ≥0.8-2.0 |
±0.10 |
±0.20 |
| >2.0-3.0 |
±0.15 |
±0.30 |
| >3.0 |
±5%S |
±10%S |
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us
TORICH GB/T18704 Stainless Steel Clad Pipe for Structural Purposes
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