ERW Pipe:Electric Resistance Welded steel tube used in oil drilling and machinery manufacturing, etc.
Standard:GB/T3091 - 2001 , BS1387 - 1985 , DIN EN10025 ,EN10219 , JIS G3444:2004 , ASTM A53 , API 5L
Steel Grade: GB/T3091 - 2001:Q235 , Q345
BS1387 - 1985 , DIN EN10025 ,EN10219 :S235JR ,S275JR,S355JR, S355J2H
JIS G3444:2004:STK400 ,STK500
ASTM A53: GR. A , GR. B, GR. C , GR. D
API 5L: A, B, X42, X46, X52, X56, X60, X65 X70
BS1387:1985 ERW Pipe
DN | A | B | C | ||||||
Outer diameter | Wall thickness | Outer diameter | Wall Thickness | Outer diameter | Wall Thickness | ||||
max | min | max | min | max | min | ||||
15 | 21.4 | 21.0 | 2.0 | 21.7 | 21.1 | 2.6 | 21.7 | 21.1 | 3.2 |
20 | 26.9 | 26.4 | 2.3 | 27.2 | 26.6 | 2.6 | 27.2 | 26.6 | 3.2 |
25 | 33.8 | 33.2 | 2.6 | 34.2 | 33.4 | 3.2 | 34.2 | 33.4 | 4.0 |
32 | 42.5 | 41.9 | 2.6 | 42.9 | 42.1 | 3.2 | 42.9 | 42.1 | 4.0 |
40 | 48.4 | 47.8 | 2.9 | 48.8 | 48.0 | 3.2 | 48.8 | 18.0 | 4.0 |
50 | 60.2 | 59.6 | 2.9 | 60.8 | 59.8 | 3.6 | 60.8 | 59.8 | 4.5 |
65 | 76.0 | 75.2 | 3.2 | 76.6 | 75.4 | 3.6 | 76.6 | 75.4 | 4.5 |
80 | 88.7 | 87.9 | 3.2 | 89.5 | 88.1 | 4.0 | 89.5 | 88.1 | 5.0 |
100 | 113.9 | 113.0 | 3.6 | 114.9 | 113.1 | 4.5 | 114.9 | 113.3 | 5.4 |
125 | 141.3 | 141.0 | 4.5 | 140.6 | 138.7 | 5.0 | 140.6 | 138.7 | 5.4 |
150 | 168.3 | 168.0 | 5.0 | 166.1 | 164.1 | 5.0 | 166.1 | 164.1 | 5.4 |
Tianjin Teni Import & Export Co.,ltd was founded on 2010. It is close to Tianjin Xingang port. The geographical position is superior, the traffic is very convenient.
The company now has over 100 employees, including more than 15 senior technicians. Now,we have 3 hot dip galvanized steel pipe lines, 4 hollow section production lines,3 ERW steel pipe production lines. The annual output is 200,000 tons. Our main products are galvanized steel pipe,ERW steel pipe, square/rectangular steel tube,seamless steel pipe and galvanized steel coil.
Every year we attended exhibition at home and abroad, visited customers and also welcome customers visiting our factory.
Q:Can you accept a trial order only for several tons?
A:We can ship the regular specifications with LCL service.
Q: Do you provide free samples?
A: Yes, we could offer the sample for free, with the cost of freight paid by customer.
Q:How long is your delivery time?
A:Generally it is 7-10 days if goods are in stock or as your order requirement.
Q:What is your terms of payment?
A: Payment<=8000USD, 100% in advance.
Payment>=8000USD, 30% T/T in advance ,balance before shippment. Or L/C at sight (For big order, LC at 30-90days can be acceptable)