304不锈钢板标准
    英文回答：
    ASTM A240/A240M.
    Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications.
316钢和304钢的区别    This specification covers chromium and chromium-nickel stainless steel plate, sheet, and strip for pressure vessels and for general applications.
    Grades.
    The following grades are covered by this specification:
    Type 304。
    Type 304L.
    Type 316。
    Type 316L.
    Type 321。
    Type 347。
    Type 309。
    Chemical Composition.
    The chemical composition of the steel shall conform to the requirements prescribed in Table 1.
    Mechanical Properties.
    The mechanical properties of the steel shall conform to the requirements prescribed in Table 2.
    Heat Treatment.
    The steel shall be heat treated in accordance with the requirements prescribed in Section 5.
    Finish.
    The surface of the steel shall be free from injurious defects and shall have a finish specified by the purchaser.
    Marking.
    The steel shall be marked with the manufacturer's name or brand, the grade of steel, and the heat number.
    Packaging.
    The steel shall be packaged in accordance with the requirements prescribed in Section 8.
    Inspection.
    The steel shall be inspected and tested in accordance with the requirements prescribed in Section 9.
    Rejection.
    The steel shall be subject to rejection if it fails to meet the requirements of this specification.
    中文回答：
    ASTM A240/A240M.
    适用于压力容器和一般应用的铬和铬镍不锈钢板、卷板和带材的标准规范。
    本规范涵盖适用于压力容器和一般应用的铬和铬镍不锈钢板、卷板和带材。
    等级。
    本规范涵盖以下等级：
    304 型。
    304L 型。
    316 型。
    316L 型。
    321 型。
    347 型。
    309 型。
    化学成分。