Q345qE??????????? ???????
10??2000??8000+ 70??
10??2000??8000+ 76??
10??2000??8000+ 70??
4??1500??8000+ 21??
10??2000??8000+ 70??
4??1500??800035??
4??1500??8000+ 80??
8??1800??8000+ 70??
6??1800??8000+ 80??
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???????????????????????????,?????,??????,Q355NH????,Q235NH????,Q345NH??????????????????????????????0.3-200mm????1500-4000mm????4000-20000mm???????26.5????????????????????????????????????????塣
???????????????????????????????壬??????????????????????????????????????????????????????????????????????????????????????????ж???????????????н????????????????????????????????????д????????????????????????????????·?????????????????????????鼰????????
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???????? ???????лл ?? ????? ?????Q345qE???????????
??????????????86mm???Q345qE??????????? ???????