☞??????☏GB5310?????ˉ??-?????????ˉ?????????????☜
GB5310?????ˉ??:
?????????ˉ?????????????????????????????ˉ?????????, ?????ˉ????????????????,??????????????????Χ, ????????????????????ˉ????????.
?????????ˉ??????????:
????22-28X2.5-4-6/32-38-40X3-4-6-8/42-48X3.5-4-5-8-10/51-60X3.5-5-6-7-9/76-89X4.5-6-8-10-12/108-133X5-6-8-10-12/159-168X7-8-10-14-18-26/325-355.6X11-14-16-20-30-40/377-426X11-14-16-20-25-40-45/530-558.8X16.8-60-70??????ù???????棬δ?е?????????????????.
?????ˉ???????????:[(??-???)*???]*0.02466=kg/??(????????)
?????????ˉ????????????:0510-88268136
?????????????????????????????????????????????????????????????????????????????????????????С???????????????????????????????????????????????????????????,??????????????20#??45#??16MN??Q345??A/B/C/D/E????27SIMN??15CrMO??12Cr1MOV??10CrMO910??304??304L??316??316L??321??P11??P22??P91??T91.??й???GB8162-99?????GB8163-99????????????ù?????????GB3087-99??GB5310-85????????ˉ?ù??GB5312-8???ù??...
???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
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