We Super Steel Manufacturing Co.,Ltd(SMC) are amongst the top manufacturers and suppliers for the seamless steel pipe, welded steel pipe, OCTG products and fittings from China. We have been manufacturing and supplying these products to the industry since 1993, and received repeat orders and appreciation from our valued customers.
High quality piping products from approved manufacturers.
In order to continuously improve our offerings to our clients, we have consistently improved and upgraded our manufacturing facility and can hence offer material with stringent requirements.
Over the years, Super Steel Manufacturing Co.,Ltd(SMC) has developed an enviable reputation for project management for the Oil & Gas, Construction, Power Energy, Marine & Offshore, Water Treatment, Exploration & Drilling Services, Pipeline & Petrochemical and other heavy industries.
The many years of experience that we have means that there is always someone who has the ability to carry a project forward.
Always up to date. In this column you can find the steel pipe related articles, including industry trends, product standards and materials, and some technical guidelines.
|
Product: |
ERW (Electric Resistance Welded ) steel pipe, ERW carbon steel pipe |
|
application: |
Used for oil/gas/water transmission,machinery manufacturing |
|
size: |
OD: 21.3mm-660mm |
|
WT: 1.0mm-20mm |
|
|
Length: 5.8 / 6 / 11.8 / 12m, or according to customer’s requirement |
|
|
pipe standard: |
|
|
API 5L PSL1/ PSL2 Gr.A Gr.B, X42, X46, X52, X60, X65, X70 |
|
|
ASTM A53,Gr.A, Gr.B, ASTM A500 JIS G3466 |
|
|
EN S275, S275JR, S355JRH, S355J2H, EN 10219-1, EN 10217-1 |
|
|
AS/NZS 1163 AS/NES 1074 |
Product name: ERW steel pipe, Electric Resistance Welded pipe, ERW cs pipe, EFW steel pipe
Outer diameter: 21.3mm-660mm
Wall thickness: 1.0mm-20mm
Length: 5.8 / 6 / 11.8 / 12m, or according to customer’s requirement
Standard:
API 5L PSL1/ PSL2 Gr.A Gr.B, X42, X46, X52, X60, X65, X70
ASTM A53,Gr.A, Gr.B, ASTM A500 JIS G3466
EN S275, S275JR, S355JRH, S355J2H, EN 10219-1, EN 10217-1
AS/NZS 1163 AS/NES 1074
Ends: Plain end / Beveled end / Threaded
Surface treatment: Bare, Painting black, Varnished, Galvanized, Anti-corrosion 3PE, 3PP, FBE, coating etc.
Process: Cold drawn / Hot rolled
Test: Chemical component analysis, mechanical properties (ultimate tensile strength, yield strength, elongation), technical properties (flattening test, bending test, hardness test, impact test), exterior size inspection, hydrostatic test, NDT test ( ET test, RT test, UT test)
|
INCH
|
OD
(MM)
|
Strandard Wall Thickness
|
|||||||
|
SCH 10WT
(mm)
|
SCH 20WT
(mm)
|
SCH 40WT
(mm）
|
SCH 60WT
(mm)
|
SCH 80WT
（mm) |
SCH 100WT
(mm) |
SCH 160WT
（mm) |
XXS
(mm) |
||
|
1/4”
|
13.7
|
|
|
2.24
|
|
3.02
|
|
|
|
|
3/8”
|
17.1
|
|
|
2.31
|
|
3.2
|
|
|
|
|
1/2”
|
21.3
|
2.11
|
|
2.77
|
|
3.73
|
|
4.78
|
7.47
|
|
3/4"
|
26.7
|
2.11
|
|
2.87
|
|
3.91
|
|
5.56
|
7.82
|
|
1"
|
33.4
|
2.77
|
|
3.38
|
|
4.55
|
|
6.35
|
9.09
|
|
1-1/4"
|
42.2
|
2.77
|
|
3.56
|
|
4.85
|
|
6.35
|
9.7
|
|
1-1/2"
|
48.3
|
2.77
|
|
3.68
|
|
5.08
|
|
7.14
|
10.15
|
|
2"
|
60.3
|
2.77
|
|
3.91
|
|
5.54
|
|
8.74
|
11.07
|
|
2-1/2"
|
73
|
3.05
|
|
5.16
|
|
7.01
|
|
9.53
|
14.02
|
|
3"
|
88.9
|
3.05
|
|
5.49
|
|
7.62
|
|
11.13
|
15.24
|
|
3-1/2"
|
101.6
|
3.05
|
|
5.74
|
|
8.08
|
|
|
|
|
4"
|
114.3
|
3.05
|
4.5
|
6.02
|
|
8.56
|
|
13.49
|
17.12
|
|
5"
|
141.3
|
3.4
|
|
6.55
|
|
9.53
|
|
15.88
|
19.05
|
|
6"
|
168.3
|
3.4
|
|
7.11
|
|
10.97
|
|
18.26
|
21.95
|
|
8"
|
219.1
|
3.76
|
6.35
|
8.18
|
10.31
|
12.7
|
15.09
|
23.01
|
22.23
|
|
10"
|
273
|
4.19
|
6.35
|
9.27
|
12.7
|
15.09
|
18.26
|
28.58
|
25.4
|
|
12"
|
323.8
|
4.57
|
6.35
|
10.31
|
14.27
|
17.48
|
21.44
|
33.32
|
25.4
|
|
14"
|
355
|
6.35
|
7.92
|
11.13
|
15.09
|
19.05
|
23.83
|
36.71
|
|
|
16"
|
406
|
6.35
|
7.92
|
12.7
|
16.66
|
21.44
|
26.19
|
40.49
|
|
|
18"
|
457
|
6.35
|
7.92
|
14.27
|
19.05
|
23.83
|
29.36
|
46.24
|
|
|
20"
|
508
|
6.35
|
9.53
|
15.09
|
20.62
|
26.19
|
32.54
|
50.01
|
|
|
22"
|
559
|
6.35
|
9.53
|
|
22.23
|
28.58
|
34.93
|
54.98
|
|
|
24"
|
610
|
6.35
|
9.53
|
17.48
|
24.61
|
30.96
|
38.89
|
59.54
|
|
|
26"
|
660
|
7.92
|
12.7
|
|
|
|
|
|
|
|
28"
|
711
|
7.92
|
12.7
|
|
|
|
|
|
|
|
30"
|
762
|
7.92
|
12.7
|
|
|
|
|
|
|
|
32"
|
813
|
7.92
|
12.7
|
17.48
|
|
|
|
|
|
|
34"
|
863
|
7.92
|
12.7
|
17.48
|
|
|
|
|
|
|
36"
|
914
|
7.92
|
12.7
|
19.05
|
|
|
|
|
|
|
38"
|
965
|
|
|
|
|
|
|
|
|
|
40"
|
1016
|
|
|
|
|
|
|
|
|
|
42"
|
1066
|
|
|
|
|
|
|
|
|
|
44"
|
1117
|
|
|
|
|
|
|
|
|
|
46"
|
1168
|
|
|
|
|
|
|
|
|
|
48"
|
1219
|
|
|
|
|
|
|
|
|
Chemical Analysis and Mechanical Properties
|
Standard |
Class |
Grade |
Chemical Analysis(%) |
Mechanical Properties(min)(Mpa) |
||||
|
C |
Mn |
P |
S |
Tensile Strength |
Yield Strength |
|||
|
API 5L |
PSL1 |
B |
0.26 |
1.20 |
0.030 |
0.030 |
414 |
241 |
|
X42 |
0.26 |
1.30 |
0.030 |
0.030 |
414 |
290 |
||
|
X46 |
0.26 |
1.40 |
0.030 |
0.030 |
434 |
317 |
||
|
X52 |
0.26 |
1.40 |
0.030 |
0.030 |
455 |
359 |
||
|
X56 |
0.26 |
1.40 |
0.030 |
0.030 |
490 |
386 |
||
|
X60 |
0.26 |
1.40 |
0.030 |
0.030 |
517 |
414 |
||
|
X65 |
0.26 |
1.45 |
0.030 |
0.030 |
531 |
448 |
||
|
X70 |
0.26 |
1.65 |
0.030 |
0.030 |
565 |
483 |
||
|
PSL2 |
B |
0.22 |
1.20 |
0.025 |
0.015 |
414 |
241 |
|
|
X42 |
0.22 |
1.30 |
0.025 |
0.015 |
414 |
290 |
||
|
X46 |
0.22 |
1.40 |
0.025 |
0.015 |
434 |
317 |
||
|
X52 |
0.22 |
1.40 |
0.025 |
0.015 |
455 |
359 |
||
|
X56 |
0.22 |
1.40 |
0.025 |
0.015 |
490 |
386 |
||
|
X60 |
0.22 |
1.40 |
0.025 |
0.015 |
517 |
414 |
||
|
X65 |
0.22 |
1.45 |
0.025 |
0.015 |
531 |
448 |
||
|
X70 |
0.22 |
1.65 |
0.025 |
0.015 |
565 |
483 |
||
|
X80 |
0.22 |
1.85 |
0.025 |
0.015 |
621 |
552 |
||
1. plastic caps plugged at the two sides of pipe ends
2. should be avoided by the steel strapping and transport damage
3. bundled signs should be uniform and consistent
4. the same bundle(batch) of steel pipe should be came from the same furnace.
5. the steel pipe has the same furnace number, the same steel grade, the same specifications.
|
INCH
|
OD
(MM)
|
Strandard Wall Thickness
|
|||||||
|
SCH 10WT
(mm)
|
SCH 20WT
(mm)
|
SCH 40WT
(mm）
|
SCH 60WT
(mm)
|
SCH 80WT
（mm) |
SCH 100WT
(mm) |
SCH 160WT
（mm) |
XXS
(mm) |
||
|
1/4”
|
13.7
|
|
|
2.24
|
|
3.02
|
|
|
|
|
3/8”
|
17.1
|
|
|
2.31
|
|
3.2
|
|
|
|
|
1/2”
|
21.3
|
2.11
|
|
2.77
|
|
3.73
|
|
4.78
|
7.47
|
|
3/4"
|
26.7
|
2.11
|
|
2.87
|
|
3.91
|
|
5.56
|
7.82
|
|
1"
|
33.4
|
2.77
|
|
3.38
|
|
4.55
|
|
6.35
|
9.09
|
|
1-1/4"
|
42.2
|
2.77
|
|
3.56
|
|
4.85
|
|
6.35
|
9.7
|
|
1-1/2"
|
48.3
|
2.77
|
|
3.68
|
|
5.08
|
|
7.14
|
10.15
|
|
2"
|
60.3
|
2.77
|
|
3.91
|
|
5.54
|
|
8.74
|
11.07
|
|
2-1/2"
|
73
|
3.05
|
|
5.16
|
|
7.01
|
|
9.53
|
14.02
|
|
3"
|
88.9
|
3.05
|
|
5.49
|
|
7.62
|
|
11.13
|
15.24
|
|
3-1/2"
|
101.6
|
3.05
|
|
5.74
|
|
8.08
|
|
|
|
|
4"
|
114.3
|
3.05
|
4.5
|
6.02
|
|
8.56
|
|
13.49
|
17.12
|
|
5"
|
141.3
|
3.4
|
|
6.55
|
|
9.53
|
|
15.88
|
19.05
|
|
6"
|
168.3
|
3.4
|
|
7.11
|
|
10.97
|
|
18.26
|
21.95
|
|
8"
|
219.1
|
3.76
|
6.35
|
8.18
|
10.31
|
12.7
|
15.09
|
23.01
|
22.23
|
|
10"
|
273
|
4.19
|
6.35
|
9.27
|
12.7
|
15.09
|
18.26
|
28.58
|
25.4
|
|
12"
|
323.8
|
4.57
|
6.35
|
10.31
|
14.27
|
17.48
|
21.44
|
33.32
|
25.4
|
|
14"
|
355
|
6.35
|
7.92
|
11.13
|
15.09
|
19.05
|
23.83
|
36.71
|
|
|
16"
|
406
|
6.35
|
7.92
|
12.7
|
16.66
|
21.44
|
26.19
|
40.49
|
|
|
18"
|
457
|
6.35
|
7.92
|
14.27
|
19.05
|
23.83
|
29.36
|
46.24
|
|
|
20"
|
508
|
6.35
|
9.53
|
15.09
|
20.62
|
26.19
|
32.54
|
50.01
|
|
|
22"
|
559
|
6.35
|
9.53
|
|
22.23
|
28.58
|
34.93
|
54.98
|
|
|
24"
|
610
|
6.35
|
9.53
|
17.48
|
24.61
|
30.96
|
38.89
|
59.54
|
|
|
26"
|
660
|
7.92
|
12.7
|
|
|
|
|
|
|
|
28"
|
711
|
7.92
|
12.7
|
|
|
|
|
|
|
|
30"
|
762
|
7.92
|
12.7
|
|
|
|
|
|
|
|
32"
|
813
|
7.92
|
12.7
|
17.48
|
|
|
|
|
|
|
34"
|
863
|
7.92
|
12.7
|
17.48
|
|
|
|
|
|
|
36"
|
914
|
7.92
|
12.7
|
19.05
|
|
|
|
|
|
|
38"
|
965
|
|
|
|
|
|
|
|
|
|
40"
|
1016
|
|
|
|
|
|
|
|
|
|
42"
|
1066
|
|
|
|
|
|
|
|
|
|
44"
|
1117
|
|
|
|
|
|
|
|
|
|
46"
|
1168
|
|
|
|
|
|
|
|
|
|
48"
|
1219
|
|
|
|
|
|
|
|
|
Chemical Analysis and Mechanical Properties
|
Standard |
Class |
Grade |
Chemical Analysis(%) |
Mechanical Properties(min)(Mpa) |
||||
|
C |
Mn |
P |
S |
Tensile Strength |
Yield Strength |
|||
|
API 5L |
PSL1 |
B |
0.26 |
1.20 |
0.030 |
0.030 |
414 |
241 |
|
X42 |
0.26 |
1.30 |
0.030 |
0.030 |
414 |
290 |
||
|
X46 |
0.26 |
1.40 |
0.030 |
0.030 |
434 |
317 |
||
|
X52 |
0.26 |
1.40 |
0.030 |
0.030 |
455 |
359 |
||
|
X56 |
0.26 |
1.40 |
0.030 |
0.030 |
490 |
386 |
||
|
X60 |
0.26 |
1.40 |
0.030 |
0.030 |
517 |
414 |
||
|
X65 |
0.26 |
1.45 |
0.030 |
0.030 |
531 |
448 |
||
|
X70 |
0.26 |
1.65 |
0.030 |
0.030 |
565 |
483 |
||
|
PSL2 |
B |
0.22 |
1.20 |
0.025 |
0.015 |
414 |
241 |
|
|
X42 |
0.22 |
1.30 |
0.025 |
0.015 |
414 |
290 |
||
|
X46 |
0.22 |
1.40 |
0.025 |
0.015 |
434 |
317 |
||
|
X52 |
0.22 |
1.40 |
0.025 |
0.015 |
455 |
359 |
||
|
X56 |
0.22 |
1.40 |
0.025 |
0.015 |
490 |
386 |
||
|
X60 |
0.22 |
1.40 |
0.025 |
0.015 |
517 |
414 |
||
|
X65 |
0.22 |
1.45 |
0.025 |
0.015 |
531 |
448 |
||
|
X70 |
0.22 |
1.65 |
0.025 |
0.015 |
565 |
483 |
||
|
X80 |
0.22 |
1.85 |
0.025 |
0.015 |
621 |
552 |
||
1. plastic caps plugged at the two sides of pipe ends
2. should be avoided by the steel strapping and transport damage
3. bundled signs should be uniform and consistent
4. the same bundle(batch) of steel pipe should be came from the same furnace.
5. the steel pipe has the same furnace number, the same steel grade, the same specifications.
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