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GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
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    Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers
     
    Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers
    • Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers
    • Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers
    • Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers
    • Buy cheap GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance from wholesalers

    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

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    Brand Name : New Era
    Model Number : GB/T9808
    Certification : ISO9001 ISO14001
    Price : Negotiation
    Payment Terms : T/T
    Supply Ability : 3000 tons/month
    Delivery Time : 45 days
    • Product Details
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    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

    GB/T9808 ZT380 Good OD and ID tolerance Seamless Steel Tubes


    Size:

    OD:33-340mm WT:2-28mm L:4000mm-12500mm


    Steel Grade:

    ZT380,ZT490,ZT520,ZT540,ZT590,ZT640,ZT740


    The Production method:

    Hot rolling(extrusion) or cold drawing(rolling) seamless method.


    Delivery State:

    Hot rolling(extrusion)steel tubes should be delivered with hot rolling condition or hot finished.Cold drawn(rolling) steel tubes should be delivered with hot finished.


    Surface quality

    There is no visual visible cracks,rolling, folding,scarring and abscission layer in the internal and external surfaces of the steel pipe.


    Test:

    Tensile tast

    Ultrasonic inspection

    Eddy current inspection

    Magnetic flux leakage inspection


    Tolerance of Outer Diameter and Wall Thickness

    StandardProduction MethodTube SizeTolerance
    GB/T 9808-2008Hot rolledOD(+1.0%D) or +0.65
    (-0.5%D) -0.35
    WT≤10(+15%S)or +0.45
    (-10%S) -0.35
    >10(+12.5%S, -10%S)
    Cold Drawn(rolled)OD±0.50%D or ±0.20
    WT±8%S or ±0.15
    Q(N)/ T118-2010Cold DrawnODOD±0.40%D or ±0.20
    WTWT

    ±7%S or ±0.15


    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

    GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance

    Quality GB/T9808 ZT380 High Strength Steel Tubing Precision Good OD ID Tolerance for sale
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