DNIPROVSKIY PIPE WORKS

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Tubing pipes according to GOST 633-80

 

 

Dniprovskiy pipe works offers for delivery Tubing pipes according to  GOST 633-80
Pipe nominal diameter Wall thickness Pipe range
Plain ends External Upset ends - В Plain end premium connection - НКМ External upset ends non-coupled  - НКБ
mm mm Steel grade
27 3,0 - ДКЕ - -
33 3,5 ДКЕ ДКЕ - -
42 3,5 ДКЕ ДКЕ - -
48 4,0 ДКЕ ДКЕ - -
60 5,0 ДКЕ ДКЕЛМР ДКЕЛМР ДКЕЛМР
73 5,5 ДКЕЛМР ДКЕЛМР ДКЕЛМР ДКЕЛМР
73 7,0 ДКЕЛМР ДКЕЛМР ДКЕЛМР ДКЕЛМР
89 6,5 ДКЕЛМР ДКЕЛМР ДКЕЛМР ДКЕЛМР
89 8,0 - ДКЕЛМР ДКЕЛМР ДКЕЛМР
102 6,5 ДКЕЛМР ДКЕЛМР ДКЕЛМР ДКЕЛМР
114 7,0 ДКЕЛМР ДКЕЛМР ДКЕЛМР ДКЕЛМР
Item Mechanical properties for steel grade
Д К Е Л М Р
Execution
А Б
Tensile strength σв, not less than, Mpa (Kg/sm²) 655 638 687 689 758 823 1000
(66.8) (65.0) (70.0) (70.3) (77.3) (83.9) (101.9)
Yield strength σт:
- not less than, Mpa (Kg/mm²) 379 373 491 552 654 724 930
(38.7) (38.0) (50.0) (56.2) (66.8) (73.8) (94.9)
- not more than, Mpa (Kgs/mm²) 552 - - 758 862 921 1137
(56.2) - - (77.3) (87.9) (93.9) (116.0)
Elongation δ5, %, not less than
14,3 16,0 12,0 13,0 12,3 11,3 9,5