ASTMA387Grade11Class1

    ASTM A387 Grade 11 Class 1 Steel

    ASTM A387 Gr 11 Class 1 is a chromium molybdenum alloy steel plate intended primarily for welded boiler and pressure vessels, A387 Grade 11 Class 1 max thickness of plates is limited only by the capacity of the composition to meet specified mechanical property requirements.

    ASTM A387 Grade 11 Class 1 Steel Dimension:

    Thickness: 1.5mm -260mm;Width: 1000mm-4000mm;Length: 1000mm-18000mm

    ASTM A387 Grade 11 Class 1 Steel Chemical Composition(%) :

    Material ASTM A387 Grade 11 Class 1 Plates Chemical Composition

    Grade

    The Element Max (%)

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    A387 Gr.11 Cl.1

    0.04-0.17

    0.44-0.86

    0.35-0.73

    0.035

    0.035

    0.94-1.56

    0.40-0.70

    Note : 1 means Heat analyse ; 2 means Product analyse.

    ASTM A387 Grade 11 Class 1 steel Mechanical Properties :

    Grade

    Material ASTM A387 Grade 11 Class 1 Plates Mechanical Property

    Thickness

    Yield

    Tensile

    Elongation

    A387 Gr.11 Cl.1

    mm

    Min Mpa

    Mpa

    Min  %

    t≦50

    240

    415-585

    22

    50<t≦200

    240

    415-585

    19

    ASTM A387 Grade 11 Class 1 pressure vessel steel is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.