MAIN PRODUCTS
Pipeline API 5L
Tubing&Casing API 5CT
Structral Pipe
ASTM A500 A/B/C AS1163 C250/350 EN10219 S235JRH/J0H/J2H S275JRH/J0H/J2H
Piling Pipe ASTM 252 GR 1/2/3
Low-pressure transportation ASTM A53 A/B
Scaffold BS 1139
Transportation ISO 65 BS 1387 AS 1074
Torque Tube ASTM A513M GB/T 13793-2008