电焊钢管偏差和水压试验压力-「亿威仕」

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        电焊钢管偏差和水压试验压力

        2012-11-06 0

        电焊钢管偏差和水压试验压力

        电焊钢管径、壁厚及允许偏差、定尺长度偏差和水压试验压力

        生产标准

        Standard

        外径O.D.

        壁厚W.T.

        定尺长度

        允许偏差(mm)

        Length Tolerance

        水压试验

        压力(Mpa)

        Test Pressure

        尺寸(mm)

        Dimension

        允许偏差

        Tolerance

        尺寸(mm)

        Dimension

        允许偏差

        Tolerance

        GB/T 3092-93

        114.0

        ±1%

        4.00

        +12%

        -15%

        +20

        0

        1. 5

        1. 0

        5.00

        140.0

        ±1%

        4.00

        +12%

        -15%

        +20

        0

        1. 5

        3.0

        5.50

        165.0

        ±1%

        4.50

        +12%

        -15%

        +20

        0

        2.5

        3.0

        5.50

        GB/T14980-94

        168.3

        ±0.8%

        1. 0

        2. 5

        5.0

        1. 5

        6.0

        ±12.5%

        +20

        0

        5

        219.1

        ±0.8%

        1. 0

        4.5

        5.0

        5.5

        1. 0

        7.0

        8.0

        1. 0

        11.0

        ±12.5%

        +20

        0

        5

        273

        ±0.8%

        5.0

        5.5

        6.0

        7.0

        8.0

        10.0

        ±12.5%

        +20

        0

        5

        323.9

        ±0.8%

        5.0

        5.5

        6.0

        1. 0

        8.0

        10.0

        1. 0

        1. 0

        ±12.5%

        +20

        0

        3

        JIS G3452-1988

        114.3

        139.8

        165.2

        216.3

        267.4

        318.5

        ±1%

        ±1%

        ±1.6mm

        ±0.8%

        ±0.8%

        ±0.8%

        5

        4.5

        5.0

        5.8

        6.6

        6.9

        -12.5%

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