hantangfng - 2011/5/10 0:54:00
无缝钢管 的两个规范
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nkRFbbs.3c3t.com©öJÞ@½¡Ã×GB-T8162-2008结构用无缝钢管
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nkRFbbs.3c3t.com©öJÞ@½¡Ã×GB-T_8163-2008_输送流体用无缝钢管
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nkRFbbs.3c3t.com©öJÞ@½¡Ã×附件:
GB-T8162-2008结构用无缝钢管.pdf 附件:
GB-T_8163-2008_输送流体用无缝钢管.pdf
yanquan988 - 2011/10/19 10:55:00
有没有钢管检测规范?Ï
nkRFbbs.3c3t.com©öJÞ@½¡Ã×
zlc401720191 - 2013/10/16 20:43:00
感谢楼主Ï
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