- LSAW STEEL PIPE
- 2017-01-17 10:09
- Standard:API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711 Certificate:API 5L PSL1 / PSL2, API 5C
- ERW STEEL PIPE
- 2017-01-17 10:08
- Standard:API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, JIS G3452, BS1387 Certificate:API 5L PSL1/ PSL2, API 5CT
- SSAW STEEL PIPE
- 2017-01-17 10:08
- Standard:API 5L, API 5CT, ASTM A252, ASTM 53, EN10217, EN10219, BS, JIS, IS Certificate:EN10217, EN10219, API 5L PSL1/ P
- SEAMLESS STEEL PIPE
- 2017-01-17 10:08
- Weierda is founded in 2005, with area over 50, 000 square meters, standard workshops around 25, 000 square meters, two s
