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  • 凸面钢制管法兰盖标准规定

    时间:2010-08-22 15:27 作者:皓舜管道 点击:
    凸面钢制管法兰盖标准由中华人民共和国机械工业部发布,按照国家采用的标准和性能使用和控制,能够在使用环境中展现良好的使用性能.

    J 15JB/T 86.1-1994
    凸面钢制管法兰盖
    中华人民共和国机械工业部发布
    1 主题内容与适用范围
    本标准规定了公称压力PN为0.6,1.0,1.6,2.5,4.0 MPa的凸面钢制管法兰盖的型式和尺寸.
    本标准适用于公称压力PN0.6~4.0 MPa的凸面钢制管法兰盖.
    2 引用标准
    JB/T 74 管路法兰 技术条件
    3 法兰盖的型式和尺寸应符合图1及表1~表5的规定.
    图1
    4 法兰盖的技术要求按JB/T 74的规定.
    5 法兰盖的公称压力和不同温度下的最大允许工作压力按JB/T 74附录B的规定.
    6 标记示例
    公称通径300 mm,公称压力4.0 MPa,尺寸为系列2的凸面钢制管法兰盖:
    法兰盖 300—40 JB/T 86.1—1994
    公称通径300 mm,公称压力4.0 MPa,尺寸为系列1的凸面钢制管法兰盖:
    法兰盖 300—40(系列1) JB/T 86.1—1994
    表 1 PN0.6 MPa凸面钢制管法兰盖尺寸 mm
    机械工业部 1994-12-09 批准
    中华人民共和国机械行业标准
    凸面钢制管法兰盖
    JB/T 86.1-1994
    代替JB 86—1959

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