S690QL1 plate steel production

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S690QL1 steel high strength steel S690QL1    

S590Q, S690Q, S690QL, S690QL1, WQ690D, Q550D, WQ590D, WH70Q,WDB620E, WH785E

The content of elements - [maximum early

A maximum of 0.50 Mo Cu, a maximum of 0.70, maximum 0.06 Nb, 2 Ti Ni maximum,a maximum of 0.05, maximum 0.12 V, 0.15 Zr maximum

Executive standard: EN10025-6, I like GB/T16270-2009

S690Q used in the manufacture of low temperature resistance, high strength of thekey parts, construction machinery, mining machinery structure, is of high strengthstructural steel plate.

S690Q: the yield strength of sigma 0.2 > 690- > 650 MPa, S690Q: the ultimate tensile strength of B 770-940MPa, S690Q: extension rate greater than 14 Delta 5%, S690Q:-20 C V impact work vertical is greater than or equal to 30J. I like

S690Q high strength steel plate, quenching and tempering heat treatment method,main use: manufacturing of all kinds of mechanical engineering, such as various types of mines and construction projects for the drilling rig, excavator, electric wheel dump truck, mine car, excavators, loaders, bulldozers, cranes, various typesof hydraulic support in coal mine mechanical equipment and abrasion proof structure; widely used in petrochemical industry, power plants and other industries,for the production of separator, nuclear reactor pressure shell, liquefied petroleum gas cylinders, hydropower station high pressure water pipe, water turbine voluteequipment and components

Plate for bridge: Q235qC Q345qC Q370qC Q420qC14MnNbq

Construction plate: Q235GJC Q345GJC Q390GJC Q420GJC Q460GJC

Shipbuilding: A B D E AH32/36 DH32/36 EH32/36 2hgr50 AH40 DH40 EH40

Grinding plate: S48-50 P20 718 WSM30A P80A 6388: X50 X56 X60 X65 pipeline steel X70

Wear resistant steel plate: NM360 NM400

High strength steel WH70Q WQ590DQ550D

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