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软件简介:
GB_T12459-2005钢制对焊无缝管件
1范围................................................1 2规范性引用文件....................................................1 3符号与代号........................................................1 4尺寸与公差........................................................2 5材料.............................................................20 6制造及热处理.....................................................20 7检验.............................................................23 8设计验证试验.....................................................23 9产品试验.........................................................24 10.标志..........................................................24 11.防护与包装......................................................25 12.产品质量合格证明书..............................................25 附录A(资料性附录) 钢制对焊无缝管件 英制尺寸表.................26 附录B(资料性附录) 与管件连接的无缝钢管 壁厚等级表.............40 |