Стандарты: A53, A106, API 5L, A179, A192, A209, A210, A519, DIN2391, DIN17175, DIN1629,
DIN1630, DIN2440, DIN2448, BS EN10216-2, EN 10240 BS, BS EN10305-1, BS3059
Материал: A, b, c, X42, X52, X60, A-1, A179, A192, T1, STKM11A, STKM12A, STB340,20G, 3203,604,40St, 37.0St, 44.0St, 52.0St, 35St, 45St, 52, St35.8, St45.8, 10#, 20#, 35#, 45#
China