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Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel, material density is 7.85 g/cm3, tensile strength is 470-630 Mpa, and yield strength is 345 MPa, it has better properties than Q235. According to GB/T 1591 – 2008, Q345 material has 5 quality grades: Q345A, Q345B, Q345C, Q345D and Q345E.
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30CrMnSiA hot rolled steel sheet
GB T-3077 30CRMNSIA standard applies to manufacture of bearing ring steel pipe rolling elements made by high-carbon chromium bearing steel processed with hot rolled forged round, steel wire, cold rolled. Continuous casting steel is not recommended to be the material of balls.
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30CrMoV9 is a steel which in general is intended for the fabrication of quenched and tempered parts, which are generally machined and subsequently nitrided.
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35CrMnSiA hot rolled steel sheet
35CrMnSiA is a low-alloy ultra-high-strength steel, generally used after quenching and tempering.35CrMnSiA, is a kind of important engineering materials that used widely in modern manufacturing fields.
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25Cr2MoVA hot rolled steel sheet
25Cr2MoVA alloy steel is a kind of alloy steel.25Cr2MoVA can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc
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Email ：JingmaotongMetal@jmtsteels.com
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