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DIN 2391 St 44-2 Seamless Precision Steel Tubes Cold Drawn Cold Rolled Pipe

Categories Carbon Steel Tube
Brand Name: Y & G
MOQ: Negotiation
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 8000MT/Month
Delivery Time: 25-35 days
Packaging Details: Exporting package/wooden box / per customers’ requirement
Material: RSt 34-2, RSt 37-2, St 44-2
Standard: DIN 2391
Type: Seamless
OD: 6~219mm
Wall Thickness: 1~30mm
Application: Precision Steel Tubes
Surface Treatment: Varnish, Oil-dip, Passivation, Phosphating, Shot Blasting
Delivery Status: Annealed, normalized, normalized+Tempered, etc
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    DIN 2391 St 44-2 Seamless Precision Steel Tubes Cold Drawn Cold Rolled Pipe

    DIN 2391 St 44-2 Seamless Precision Steel Tubes Cold Drawn Cold Rolled Pipe


    Main steel grades: RSt 34-2, RSt 37-2, St 44-2, St 35, St 45, St 52


    Application: apply to the Precision steel tubes used.autos, machinery, oil cylinders, motorcycle shock absorbers, and the inner cylinders of auto shock absorbers.


    Chemical Requirements & Mechanical Proterties:

    DIN 2391 Seamless Precision Steel Tubes Mechanical Proterties
    Steel GradeTS, N/mm2 (min)YS N/mm2(min)Elongation, % (min)
    NBK
    RSt 34-2210 - 41020528
    RSt 37-2340 - 47023525
    St 44-2410 - 54025521
    BK
    RSt 34-2460-6
    RSt 37-2490-6
    St 44-2290 - 310-5
    GBK
    RSt 34-2300-28
    RSt 37-2315-25
    St 44-2390-21
    DIN 2391 Seamless Precision Steel Tubes Chemical Composition (%, max)
    Steel GradeCSiMnSP
    RSt 34-20,150,300,600,0250,025
    RSt 37-20,170,300,700,0250,025
    St 44-20,210,301,10,0250,025

    Mark: As required.

    Inspection and Test: chemical composition test, mechanical properties test(tensile, yield, elongation), process properties test(flatting, flaring, bending, hardness, impact, etc.), appearance and size test, non-destructive inspection test, hydrostastic test.


    Delivery status: Annealed, normalized, normalized+Tempered, etc.


    End: plain end, beveled end, threaded


    End protection: plastic caps


    Outside coating: black painting, anti-corrosion oil,galvanized finish, finish as per customer requirements.


    Packing: Exporting package/wooden box /as requirement.



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