Payment terms
L/C,D/A,D/P,T/T, Western Union
Standard
API, API 5CT, API 5L, ASTM A234-2007, ASTM A333-2005, ASTM A199, BS 1387, DIN 2448, GB/T8162, Gb/t8163
Grade
10#-45#, 10#, 20#, 45#, 16mn, 16mn, A53-A369, A106(B,C), Q195-Q345, Q235, Q345, Q195, ST35-ST52, ST37, ST35.8, St37-2, ST35, STB35-STB42, STB35, STB42, STPG42, STPG42