Product Name
|
Carbon Steel Pipe
|
|
Wall Thicnkess
|
1mm-15mm
|
|
Length
|
3m-12m, random or fixed, as the clients' requests
|
|
Usage
|
Boiler tube, transport water or fluid, shipping
building |
|
Tolerance
|
OD:+/-0.02mm
WT:+/-0.12mm |
|
Property
|
Tensile strength >415MPa
Yield strength >240MPa |
|
Surface
|
Black painted,PE painted,galvanized,color coated,anti-rust varnished,anti-rust oiled,etc
|
|
End
|
Beveled end, plain end
|
|
Packing
|
In bundle with strip fixed
Or as customer's special requirement |
|
Delivery
|
Within 10-15 days if pipe in stock
Within 20-30 days if pipe need to be produced |
|
Shape
|
Steel boiler tube / seamless steel pipe
welded steel tube/ steel rectangular tube steel square tube/ steel round tube alloy steel tube/ carbon steel tube galvanized steel tube |
Steel tube type |
Steel pipe size mm | Allowable deviation | |||
Regular grade | senior | ||||
Hot rolled tube | D | ≤ 159 | ± 1.0% ( The minimum value for ± 0.5mm ) | ± 0.75% ( The minimum value for ± 0.3mm ) | |
> 159 | ± 1.0% | ± 0.90% | |||
S | < 3.5 | + 15% ( The minimum value for + 0.48mm - 10% - 0.32mm ) | ± 10% ( The minimum value for ± 0.2mm ) | ||
3.5~20 | +15%-10% | ±10% | |||
> 20 | D < 219 | ± 10% | ±7.5% | ||
D ≥ 219 | +12.5%-10.0% | ±10% | |||
Cold drawn tube | D | ≤ 30 | ± 0.20mm | ± 0.15mm | |
> 30~50 | ± 0.30mm | ± 0.25mm | |||
> 50 | ±0.8% | ±0.6% | |||
S | 2~3 | +12%-10% | ±10% | ||
> 3 | ±10% | ±7.5% |
Grade |
Chemical composition, % | ||||||||||
C | Si | Mn | Cr | Mo | V | W | Nb | Ni | P | S | |
10 |
0.07
~0.14 |
0.17
~0.37 |
0.35
~0.65 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
20 |
0.17
~0.24 |
0.17
~0.37 |
0.35
~0.65 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
16Mn |
0.12
~0.20 |
0.20
~0.60 |
1.20
~1.60 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
15MnV |
0.12
~0.18 |
0.20
~0.60 |
1.20
~1.60 |
- | - |
0.04
~0.12 |
- | - | - | ≤0.030 | ≤0.030 |
10MoWVNb |
0.07
~0.13 |
0.50
~0.80 |
0.50
~0.80 |
- |
0.60
~0.90 |
0.30
~0.50 |
0.50
~0.90 |
0.06
~0.12 |
- | ≤0.030 | ≤0.030 |
12CrMo |
0.08
~0.15 |
0.17
~0.37 |
0.40
~0.70 |
0.40
~0.70 |
0.40
~0.55 |
≤0.030 | ≤0.030 | ||||
15CrMo |
0.12
~0.18 |
0.17
~0.37 |
0.40
~0.70 |
0.80
~1.10 |
0.40
~0.55 |
- | - | - | - | ≤0.030 | ≤0.030 |
1Cr5Mo | ≤ 0.15 | ≤ 0.50 | ≤ 0.60 |
4.00
~6.00 |
0.40
~0.60 |
- | - | - | ≤ 0.60 | ≤0.030 | ≤0.030 |
12Cr2Mo |
0.08
~0.15 |
≤ 0.50 |
0.40
~0.70 |
2.0
~2.50 |
0.90
~1.20 |
- | - | - | - | ≤0.030 | ≤0.030 |
12SiMoVNb |
0.08
~0.14 |
0.50
~0.80 |
0.60
~0.90 |
- |
0.90
~1.10 |
0.30
~0.50 |
- |
0.04
~0.08 |
- | ≤0.030 | ≤0.030 |
Grade |
Tensile strength, Mpa |
Yield point, Mpa |
Elongation min, % |
10 | 335~490 | 205 | 24 |
20 | 410~550 | 245 | 24 |
16Mn | 490~670 | 320 | 21 |
15MnV | 510~690 | 350 | 19 |
12CrMo | 410~560 | 205 | 21 |
15CrMo | 440~640 | 235 | 21 |