A106 Gr.A – Gr.B – Gr.C, A53 Gr.A – Gr.B, Q345B , St37, St52, STPG410, S355J2H, STK 400, STK500, SKK400, SKK500 , SPPS 38, SPPS 42, API 5L X42, X46 , X52
A106 Gr.A, Gr.B, Gr.C, A53 Gr.A, Gr.B, Gr.C, STP340, STK400, STK500, P235GH, BS1387/1985
Thép ống đúc A106 Gr.A – Gr.B – Gr.C, A53 Gr.A – Gr.B – Gr.C, S355J2H, STP340, STB410, STB440, Q345B, St37, St52, STPB410, STPG370, P235GH, S355J2H, STK 400, STK 500, SKK 400, SKK 500, SPPS38, SPPS42, API 5L X42, API 5L X46
ASTM/ASME A213 T1, T2, T5, T9, T11, T13, T17, T21, T22, T91, A335 P1, P2, P5, P11, P12, P22, P91