Products
ERW Steel Pipe & ERW Casing
Specifications
Outside Diameter：Φ10.3mm- Φ660mm (1/8"- 26")
Wall Thickness：3.0mm- 12.7mm (1/8"- 1/2")
Quality Standards：API、DNV、ISO、DEP、EN、ASTM、DIN、BS、GB、CSA
Length：0.3m-18.5m
Grades：GB/T9711 L190-L555 (API 5L A-X80)
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Types Of ERW Steel Pipe |
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Types |
Uses |
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Structure Purposes |
General, and Various force and pressure structural parts |
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Liquid Services |
Petroleum, gas , water and other fluids conveying |
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LOW and Medium pressure |
Steam and boiler manufacturing |
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Hydraulic Pillar Service |
Hydraulic sup port |
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Line Plpe |
Oil and gas conveyi ng |
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Casing |
Oil and gas extraction and conveyi ng |
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Petroleu m Cracking Tubes |
Furnace tubes, heat exchangers |
01). LINE PIPE
﹡ product standard
APISEC 5L: American petroleum institute standard
GB/T9711 National standard
﹡Product function
Onshore and subsea oil and gas pipeline projects, slurry pipeline projects, etc.
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标准 standard |
钢级 steel |
屈服强度（MPa） yield strength |
抗拉强度 （MPa） tensile strength |
延伸率（%）③ min Elongatio |
夏比冲击试验0℃ CVN |
最小平均剪切面积② min ave shearing area |
落锤撕裂试验DWT |
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最小冲击功 （J）min |
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管体 body |
焊缝 seam |
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API SPEC 5L GB/T9711 |
PSL1 |
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公式见③ |
－ |
－ |
－ |
－ |
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B |
≥245 |
≥415 |
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X42 |
≥290 |
≥415 |
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X46 |
≥320 |
≥435 |
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X52 |
≥360 |
≥460 |
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X56 |
≥390 |
≥490 |
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X60 |
≥415 |
≥520 |
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X65 |
≥450 |
≥535 |
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X70 |
≥485 |
≥570 |
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PSL2 |
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Min |
Max |
Min |
Max |
Avg① |
－ |
－ |
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BM |
245 |
450 |
415 |
760 |
41(27) |
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X42M |
290 |
495 |
415 |
760 |
41(27) |
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X46M |
320 |
525 |
435 |
760 |
41(27) |
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X52M |
360 |
530 |
460 |
760 |
41(27) |
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X56M |
390 |
545 |
490 |
760 |
41(27) |
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X60M |
415 |
565 |
520 |
760 |
41(27) |
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X65M |
450 |
600 |
535 |
760 |
41(27) |
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X70M |
485 |
635 |
570 |
760 |
41(27) |
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X80M④ |
555 |
705 |
625 |
825 |
101(68) |
85% |
85% |
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02). casing
﹡product standard
﹡Product capacity:
03). Structural pipe and low pressure fluid conveying steel pipe
﹡ product standard
GB/T6725：Cold-formed steel（GB/T6728：Cold-formed hollow steel for structure, size, shape, weight and tolerance）；
SY/T5768：Welded steel pipe for general structure；
GB/T3091：Welded steel pipe for low pressure fluid transportation;
ASTM A53M:Uncoated and hot dip galvanized welded and seamless nominal steel pipe；
GB/T13793：Straight seam electric welded steel pipe
﹡ Product function
Suitable for all kinds of stressed and pressure structural parts, parts and low pressure conveying fluid pipelines and other purposes.
﹡Product steel
GB/T700-Q235 series;GB/T1591-Q345 series;ASTM A53M-A、B. Note:Other grade can also be provided after consuliting with customers
﹡Product capacity:
standard
steel grade
min.
min.
min.
yield strength
tensile strength
elongation
MPa
Mpa
δ5 %
ASTM A53M
A
205
330
remark.
B
240
415
GB/T700
Q215
215
335
20
Q235
235
375
20
GB/T1591
Q295
295
390
18
Q345
345
510
18
GB/T699
10
205
335
31
20
245
410
25
remark:
①elongation calculation rate: e=1940A/U（The gauge length is 50.8mm, A: tensile specimen
cross-sectional area, U: specified tensile strength minimum）。
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﹡ LINE PIPE Product specification |
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NO |
OD |
GR.B |
X42 |
X46 |
X52 |
X60 |
X65 |
X70 |
X80 |
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Inch |
mm |
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1 |
5 4/7 |
141.3 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
3.2-11.1 |
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2 |
6 5/8 |
168.3 |
3.2-12.7 |
3.2-12.7 |
3.2-12.7 |
3.2-12.7 |
3.2-12.7 |
3.2-11.2 |
3.2-11.2 |
3.2-11.2 |
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3 |
8 5/8 |
219.1 |
4.0-14.3 |
4.0-14.3 |
4.0-14.3 |
4.0-14.3 |
4.0-12.7 |
4.0-12.7 |
4.0-12.7 |
4.0-12.7 |
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4 |
10 3/4 |
273.1 |
4.0-15.9 |
4.0-15.9 |
4.0-15.9 |
4.0-15.9 |
4.0-14.3 |
4.0-14.3 |
4.0-14.3 |
4.0-14.3 |
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5 |
12 3/4 |
323.9 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
5.6-14.3 |
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6 |
14 |
355.6 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
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7 |
16 |
406.4 |
5.6-17.5 |
5.6-17.5 |
5.6-17.5 |
5.6-17.5 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
5.6-15.9 |
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8 |
18 |
457.2 |
6.4-19.1 |
6.4-19.1 |
6.4-19.1 |
6.4-19.1 |
6.4-17.5 |
6.4-17.5 |
6.4-15.9 |
6.4-15.9 |
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9 |
20 |
508 |
6.4-19.1 |
6.4-19.1 |
6.4-19.1 |
6.4-19.1 |
6.4-17.5 |
6.4-17.5 |
6.4-15.9 |
6.4-15.9 |
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10 |
22 |
558.8 |
6.4-20.6 |
6.4-20.6 |
6.4-20.6 |
6.4-20.6 |
6.4-19.1 |
6.4-17.5 |
6.4-15.9 |
6.4-15.9 |
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11 |
24 |
609.6 |
7.1-22.2 |
7.1-22.2 |
7.1-22.2 |
7.1-22.2 |
7.1-20.6 |
7.1-19.1 |
7.1-15.9 |
7.1-15.9 |
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12 |
26 |
660 |
7.1-22.2 |
7.1-22.2 |
7.1-22.2 |
7.1-22.2 |
7.1-20.6 |
7.1-19.1 |
7.1-15.9 |
7.1-15.9 |
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Note:Other size can also be provided after consuliting with customers |
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﹡Structural pipe and low pressure fluid conveying steel pipe Product specification |
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No. |
OD |
Thickness |
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Inch |
mm |
mm |
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1 |
1/8 |
10.3 |
1.24-1.65 |
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2 |
1/4 |
13.7 |
1.24-2.11 |
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3 |
3/8 |
17.1 |
1.24-2.77 |
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4 |
1/2 |
21.3 |
1.24-2.77 |
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5 |
3/4 |
26.7 |
1.24-2.77 |
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6 |
1 |
33.4 |
1.24-3.2 |
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7 |
1 1/4 |
42.2 |
1.65-3.2 |
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8 |
1 1/2 |
48.3 |
1.65-3.2 |
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9 |
2 |
60.3 |
2.11-4.0 |
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10 |
2 1/2 |
73 |
2.11-5.16 |
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11 |
3 |
88.9 |
2.77-5.49 |
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12 |
3 1/2 |
101.6 |
3.2-6.0 |
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13 |
4 |
114.3 |
3.2-7.0 |
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1 |
5 |
141.3 |
3.2-8.0 |
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3 |
6 |
168.3 |
3.2-9.0 |
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5 |
7 |
177.8 |
4.0-10.0 |
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6 |
7 5/8 |
193.7 |
4.0-11.0 |
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7 |
8 5/8 |
219.1 |
4.0-12.0 |
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8 |
9 5/8 |
244.5 |
4.0-13.0 |
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9 |
10 3/4 |
273.1 |
4.0-14.0 |
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10 |
12 3/4 |
323.9 |
5.0-14.0 |
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11 |
14 |
355.6 |
6.0-14.0 |
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12 |
16 |
406.4 |
6.0-15.0 |
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13 |
18 |
457.2 |
6.0-16.0 |
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14 |
20 |
508 |
6.0-17.0 |
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15 |
24 |
609.6 |
6.0-19.0 |
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16 |
24 4/5 |
630 |
7.0-19.0 |
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17 |
26 |
660 |
7.0-19.0 |
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Note:Other size can also be provided after consuliting with customers。 |
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___Chelsea (Iran)
Nice quality, Nice logistics.
___Malory （Czech Republic）
Price is very cheap.
___Kerwin （Egypt）
Good quality, but if the pipes are with paint, it will be better.
___Jason （South Africa）
Delivery is very timely.
___Pulitzer （Chile）
Contact
0086-731-85046579
0086-731-85046639
sales@hunsteel.comAdd∶ Hunan Steel Industrial Zone, Furong
Special District, Changsha City, Hunan, CHINA
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