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Product Introduction

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Product Introduction

Carbon and alloy structural steels produced by DBSS are among the seven brand products in our company. Due to the most comprehensive steel grades, sizes and applications, the steels are widely used in various sectors such as petrochemicals, engineering machinery, wind power, naval architecture and marine engineering, automobile, mining, and precision parts for machine tools. Especially, the annual sales volume of our flagship steel products has exceeded 200,000 tons, which has made significant contributions to the development of national key industries.

Application Steel types Dimension Steel grades
Steel for petroleum and petrochemical Steel for sucker rod Rolled bars ∅13-∅65mm 20CrMoA(4120), 25CrMoA(4125), 30CrMoA(4130), 42CrMoA(4142), 25MnVA(1526), 25NiMnCrMoA(3130), 40CrMnMoV(4138M), 30Ni2CrMnMoVA(AISI4330), 20NiCrMnCuMoVA(AISI4720)
Petroleum drilling collar and tool Rolled and forged bars ∅65-∅300mm 40CrMnMo, 40CrNiMoA, AISI4137, AISI4145H, 4145HMOD, D410
Steel for engineering
machinery
Breaker hammer Rolled and forged bars ∅13-∅500mm 20CrMoH, 20CrNiMoA, 20CrMnMoH, 15CrMoH(SCM415H), 25CrMnNiMoH, 20Cr2Ni4A, SNCM26V, 40CrNiMoA, 42CrMoA, 40CrMnMo
(shell, piston, bolt, drilling rod )
Hydraulic system Rolled and bright bars ∅13-∅500mm S43CR+QT, S45C+QT, 31CrMoV9, SAE1144
Chassis system Rolled bars ∅13-∅360mm 15B36Cr, 25MnB, 25CrMnB, SCr440B, 40Mn2
(track, idle wheel, supporting wheel)
Precision ball screw and guide rail Leading screw Rolled and bright bars ∅13-∅150mm 50CrMo4(AISI4150HV), S55C
Nut, sliding block Rolled bars ∅13-∅360mm 20CrMo(SCM420H)
Steel for mooring chain ∅65-∅360mm R3, R3S, R4
Quenching and tempering steel Rolled and forged bars ∅13-∅500mm 25CrMo(S)4+QT, 42CrMo(S)4+QT, 34CrNiMo6+QT, 30CrNiMo8+QT, 31CrMoV9+QT, 39NiCrMo3+QT, SAE4340QT
Steel for wind power ∅13-∅500mm 42CrMoA, 42CrMo4, 30CrNiMo8, 18CrNiMo7-6, S355NL, Q355NE
Steel for tube billet ∅13-∅500mm 15CrMoG, 12Cr1MoVG, 12Cr2MoG(P22)SA106B/C, SA355P11, SA355P12, S355J2H, 4130, 4140, 15NiCuMoNb5-6-4(WB36)
Steel for mineral grinding balls Rolled bars ∅65-∅360mm B200A-C, B300A-C, B350A-C, B400A-C, S500A, S500B, S550T, S650A, S650C
LT-B2, LT-B3, LT-B6, MG300, 75105A
Headquarters address:No.18 Hebin South Road, Dalian Dengsha River Lingang Industrial Zone, Jinpu New District, Dalian City, Liaoning Province, China
Zip code:116105
Contact telephone number:0411-62693075
© Dongbei Special Steel Group Co., Ltd.  All Rights Reserved  遼ICP備05005497號
SHAGANG GROUP
Headquarters address: No.18 Hebin South Road, Dalian Dengsha River Lingang Industrial Zone, Jinpu New District, Dalian City, Liaoning Province, China
Zip code:116105
Contact telephone number:0411-62693075
E-mail
© Dongbei Special Steel Group Co., Ltd.  All Rights Reserved  遼ICP備05005497號

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