erw steel pipe

1Welding Line Type: ERW
2Technique: Welded
3Brand Name: TR
4Usage: and Chemistry industry,Electric industry
5Model Numbe
juxinyuan manufacture erw pipe. The pipe body are heated to 910-950 wholly and then stretch reduction.
Specificatation:









No.
O.D.× WT(mm)
No.
O.D.× Wall Thickness (mm)




1
89 ×46
14
325 ×612






2
114.3×46
15
340 ×612






3
133 ×46
16
351 ×612






4
141.3×46
17
355.6×612






5
159 ×46
18
377 ×612






6
165 ×47
19
406.4×612






7
168.3×47
20
426 ×612






8
177.8×47
21
457 ×612






9
219.1×610
22
508 ×612






10
245 ×610
23
530 ×612






11
273 ×610
24
559 ×612






12
299 ×612
25
610 ×612






13
323.8×612
26
630 ×612






Execute standard:









1. API 5L Specification for Line Pipe







2. API SPEC 5CT, Specification for Casing and Tube





3. GB/T3087 Steel Pipe of Low and Middle Pressure Boiler





4. GB/T8163 Steel Pipe of Fluid TransportationGB/T8162





Material:










Q235-Q345, 10-45









A25~X70 Hot rolled coiled steel








Standard codes
Grade
Chemical compositions








C
Si
Mn
P
S
Cu
Ni
Mo
Cr
GB/T8162
10
0.070.14
0.170.37
0.350.65
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.15

20
0.170.24
0.170.37
0.350.65
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25

35
0.320.40
0.170.37
0.500.80
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25

45
0.420.50
0.170.37
0.500.80
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25

Q345
0.120.20
0.200.55
1.201.60
≤0.035
≤0.035
≤0.25
≤0.25
/
≤0.25

15CrMo
0.120.18
0.170.37
0.400.70
≤0.035
≤0.035
≤0.25
≤0.30
0.400.55
0.801.10

12Cr1MoV
0.080.15
0.170.37
0.400.70
≤0.035
≤0.035
≤0.25
≤0.30
0.250.35
0.901.20
ASTMA53
A
≤0.25
/
≤0.95
≤0.05
≤0.06
≤0.40
≤0.40
≤0.15
≤0.40
ASMESA53
B
≤0.30
/
≤1.20
≤0.05
≤0.06
≤0.40
≤0.40
≤0.15
≤0.40