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Brand:aa
Product detail:
Our company belongs to Tianjin liye steel group Co.Ltd.We have solid strength.
1.Investment of equipment:
Our company invested 50 million to introduce advanced high frequency welding square pipes production line.
2.specification:
OD | 250*250—500*500mm |
Thickness | 7—20mm |
Length | 1—15m |
Material | Q235,Q345,20#,45#, L245,ect. |
Standards | GB/T6725-2002,GB/T6728-2002 |
Application | construction,shipbuilding,airport structures, bridging. |
3.transformation:
China GB | ASTM | DIN |
20# | A106B, A315-B, A53-B, A210-A-1, A178-C, | St42, St42-2, St45-8, St45-4 |
16Mn(Q345B) | A210-C | St52.4, St52, St52.3 |
45# | ASTM1045 | CK45 |
4.Technology process:
1.Loading material
2.Uncoiling
3.Circle shearing
4.roll forming
5.High frequency welding
6.Rotary cutting saw
5.Details specification of material Q235B and Q345B(hot sail)
Square tube technology parameters(Q235B) | Square tube technology parameters(Q345B) |
500×500×7.0~20.0 | 500×500×7.0~16.0 |
490×490×7.0~20.0 | 490×490×7.0~16.0 |
480×480×7.0~20.0 | 480×480×7.0~16.0 |
470×470×7.0~20.0 | 470×470×7.0~16.0 |
460×460×7.0~20.0 | 460×460×7.0~16.0 |
450×450×7.0~20.0 | 450×450×7.0~16.0 |
440×440×7.0~20.0 | 440×440×7.0~16.0 |
430×430×7.0~20.0 | 430×430×7.0~16.0 |
420×420×7.0~20.0 | 420×420×7.0~16.0 |
410×410×7.0~20.0 | 410×410×7.0~16.0 |
400×400×7.0~20.0 | 400×400×7.0~16.0 |
390×390×7.0~18.0 | 390×390×7.0~14.0 |
380×380×7.0~18.0 | 380×380×7.0~14.0 |
370×370×7.0~18.0 | 370×370×7.0~14.0 |
360×360×7.0~18.0 | 360×360×7.0~14.0 |
350×350×7.0~18.0 | 350×350×7.0~14.0 |
340×340×7.0~16.0 | 340×340×7.0~14.0 |
330×330×7.0~16.0 | 330×330×7.0~14.0 |
320×320×7.0~16.0 | 320×320×7.0~14.0 |
310×310×7.0~16.0 | 310×310×7.0~14.0 |
300×300×7.0~16.0 | 300×300×7.0~14.0 |
290×290×7.0~16.0 | 290×290×7.0~14.0 |
280×280×7.0~16.0 | 280×280×7.0~14.0 |
270×270×7.0~16.0 | 270×270×7.0~14.0 |
260×260×7.0~16.0 | 260×260×7.0~14.0 |
250×250×7.0~16.0 | 250×250×7.0~14.0 |
6.Products range:
7.Application:
8.ISO certification:
9our strength:
10.Contact me:
If you have any questions ,pleased feel free to contact me.
URL:http://www.liyesteelpipe.com.
Tel:15022560286
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