Seamless steel hot-worked pipes made to GOST 8731-74/8732-78

GOST 8731-74/8732-78   Steel grade: 10, 20, 35, 40, 45, 50, 15H, 20H, 35H, 40H, 45H, 20G, 10G2, 30G2, 35G2, 18HG, 33HS, 15HМ, 20HМ, 30HМА, 15HF, 35HМ, 40HFА, 40HN, 12HN2, 12HN3А, 20HN3А, 30HGSА, 40HN2МА, 09G2S, 16GS, 38H2МYuА, 10HSND

Pipes are designated for general application Assortment of hot-worked pipes made of carbon and alloyed steel according to GOST 8731-74/8732-78 External diameter, mm Wall thickness, mm 73 6,0-12,0 76 6,0-12,0 83 6,0-12,0 89 5,0-14,0 95 5,0-18,0 102 5,0-20,0 108 4,5-22,0 114 4,5-24,0 121 4,5-26,0 127 4,5-26,0 133 4,5-26,0 140 4,5-30,0 146 4,5-25,0 152 4,5-25,0 159 4,5-25,0 168 6,0-12,0     Notes: • Pipes with a wall thickness from 4,5 to 5,0 mm are supplied if there are accompanying orders for pipes with a wall thickness from 5,0 to 5,5 mm.                 • Pipes having other sizes made of other steel grades are supplied by agreement between manufacturer and customer.                 • Pipes having a wall thickness from 6 mm to 22 mm are supplied from 4,5 to 9,0 m in length; the length can be up to 12,0 m by agreement with a customer.                 • Pipes having a wall thickness from 4,5 to 5,0 mm are supplied up to 9,5 m maximum in length, pipes having a wall thickness of more than 22 mm are supplied up to 7,0 m in length.