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  • Sea 4140 Tube - China

    price: 10.00 Dollar US$

    AISI SAE UNS No. C Mn (max) P (max) S (max) Si Cr Mo Hardness Tensile Strength Yield Strength
    4140 Steel Plate
    Flat Steel Bar G41400 0.38 - 0.43 0.75 - 1.0 0.035 0.04 0.15 - 0.30 0.8 - 1.1 0.15 - .25 Bhn 195+
    RC 22+ 98ksi + 58ksi +
    4140 PH or 4140 PREHARD has the same industry standard chemistry as above. 4140 Steel Bar 4140 HR Plate
    Oil Quenched & Tempered 4140 PH has a standard, industry recognized Rockwell C Hardness rating of 28 - 32.

    Most sources recognize and tend to prefer quoting and requesting the Rockwell C Scale. 4140PH ranges from Brinell Hardness 270 - 300.
    Thick 4140 AN (in the Annealed condition) is flame cut, then Annealed onsite in our furnace. Annealing greatly improves Grinding and Machining. Parts can be returned to the standard hardness when followed by a Normalize & Specific Tempering heat treatment process.


    Company Contact:


    • Phone: 13582476040

    • Address: YIHE BUILDING, CANGZHOU, HEBEI, China

    • Email: Email


    Published date: May 17, 2016 -

    • Business Description: We have a 33 years factory and professional industrial zone .
      We focus on pipeline system supply chain.We mainly producing seamless steel pipe and pipe fitting,flange in China.
      Others,SQE controls signing agent factory, all products can visit at any time, can be arbitrary detection, unified global shipping mark . 7x24 hours service. We invite traders around the world join the group , can invest customers, common development .
      We have 6 advantages: Quote time/Price/Professional/Delivery time/Packaging/Service.
      Sure, i like you calling me and e-mail to me .
      Looking forward your early reply

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