API5L, ASTM A106-2006, ASTM A53-2007, ASTM A1020-2002,Astm A106 Gr.B Astm A53Gr.B
10#, 16mn, A53-A369,10#,20#, 45#, 16mn, A53(A,B), A106(B,C) SS400
1. Seamless steel pipe for building construction
2. Seamless steel pipe for heat exchangers and condensers
3. Seamless steel pipe for high, low and medium pressure boiler
4. Machinery , electric power station
5. liquid service, petroleum & natural gas storage, water, oil transport, oil well and coup...