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DIN 7991 Countersunk Head Screws

    Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
     
    Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers
    • Buy cheap DIN 7991 Countersunk Head Screws from wholesalers

    DIN 7991 Countersunk Head Screws

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    Brand Name : QBH
    Model Number : DIN7991
    Payment Terms : L/C, T/T
    Delivery Time : 30days
    Certification : ISO9001
    Price : Negotiation
    Supply Ability : 200TON/MONTH
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    DIN 7991 Countersunk Head Screws

    DIN 7991 Flat Black Zinc M3 To M24 Countersunk Head Screws


    Flat head countersunk socket cap screws DIN 7991 are not intended for high strength application. The purpose of producing them with a strength of the property class 10.9 is to increase the wear resistance of the sockets.


    Current norm: DIN EN ISO 10462
    Equivalent norms: ISO 10642; UNI 5933;


    Screw Thread
    d
    M3M4M5M6M8M10M12(M14)M16(M18)M20(M22)M24
    PPitch
    αtol.(+2)
    bL≤125mm
    125<L ≤ 200
    L>200
    dkmax=nominal size
    min
    dsmax=nominal size
    min
    emin
    kmax
    sNominal Size
    min
    max
    tmax=nominal size
    min
    0.50.70.811.251.51.75222.52.52.53
    90°90°90°90°90°90°90°90°90°90°90°60°60°
    12141618222630343842465054
    ///24283236404448525660
    /////4549535761656973
    681012162024273033363639
    5.77.649.6411.5715.5719.4823.4826.4829.4832.3835.3835.3838.38
    345681012141618202224
    2.863.824.825.827.789.7811.7313.7315.7317.7319.6721.6723.67
    2.32.873.444.585.726.869.1511.4311.4313.7213.721616
    1.72.32.83.34.45.56.577.588.513.114
    22.534568101012121414
    2.022.523.024.025.026.028.02510.02510.02512.03212.03214.03214.032
    2.12.63.14.125.146.148.17510.17510.17512.21212.21214.21214.212
    1.21.82.32.53.54.44.64.85.35.55.98.810.3
    0.951.552.052.253.24.14.34.555.25.68.449.87





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