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10CrMo910无缝钢管DIN1717post time:2021-11-20
ASTM A335 P91(10Cr9Mpost time:2019-12-11
江苏诚德钢管A335 P22(12Cr2post time:2019-03-27
astm a335 p92钢管post time:2014-08-24
电厂用p12合金管post time:2014-08-24
A335 p5合金管1cr5mo合金钢管post time:2014-08-24
ASTM A335 P11大口径厚壁合金post time:2014-08-04
WB36/15NiCuMoNb5无缝钢管post time:2014-07-02
ASTM A335 P9大口径厚壁合金钢post time:2014-08-04