The NK Grade D shipbuilding steel plates have yield strength of 34,100 psi (235 MPa), and ultimate tensile strength of 58,000 - 75,500 psi (400-520 MPa).NK Grade D shipbuilding steel plate is a kind of hot rolled general tensile strength steel.
API-X42 steel used for pressure liquid transport, oil, gas, water and other liquid transportation, oilfield engineering, ductwork, construction, steel pipe and oil and gas project which use pipes.
KUNFENG Heavy Industry is a large moulding company whose main producer is various kinds of moulding parts for mining equipments, lathes, construction machine, etc. We are a perfect combination of moulding part production, sales and research.
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