ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว 
|
Square and Rectangular Steel Pipe size chart
|
||
|
Square Hollow Section
|
Rectangular Hollow Section
|
Thickness
|
|
20*20 25*25 30*30
|
20*40 30*40
|
1.2-3.0
|
|
40*40 50*50
|
30*50 25*50 30*60 40*60
|
1.2-4.75
|
|
60*60
|
50*70 40*80
|
1.2-5.75
|
|
70*70 80*80 75*75 90*90 100*100
|
60*80 50*80 100*40 120*80
|
1.5-5.75
|
|
120*120 140*140 150*150
|
160*80 100*150 140*80 100*180 200*100
|
2.5-10.0
|
|
160*160 180*180 200*200
|
200*150 250*150
|
3.5-12.0
|
|
250*250 300*300 400*200 350*350 350*300
|
250*200 300*200 350*200 350*250 450*250 400*300 500*200
|
4.5-15.75
|
|
400*400 280*280 450*300 450*200
|
400*350 400*250 500*250 500*300 400*600
|
5.0-20.0
|
Liaocheng Dajin Steel Pipe Co., Ltd. is located in Liaocheng City, Shandong Province, and is the largest steel pipe production base in China. Liaocheng Dajin Steel Pipe Co., Ltd. is a professional enterprise that produces cold-rolled precision seamless steel pipes. The company has a modern standard workshop, dozens of advanced large-scale precision cold-rolled pipe production lines, and complete physical and chemical testing equipment. It produces over 50000 tons of cold-rolled precision seamless steel pipes annually and has passed the ISO 9001: 2015 quality management system certification. We specialize in producing precision and bright seamless steel pipes, large-diameter fine drawn pipes, carbon steel pipes, alloy steel pipes, special-shaped pipes, galvanized pipes, etc. We have always adhered to the principle of "reputation first, quality first, and customer first", relying on reputation and quality to actively explore the market and meet the needs of customers for various products. If you need it, we look forward to becoming your reliable and high-quality partner.
ซัพพลายเออร์ที่มีใบอนุญาตการทำธุรกิจ
ซัพพลายเออร์ที่ผ่านการตรวจสอบแล้ว 
