產品知識cpzs
304不銹鋼方管的重量是多少(304不銹鋼方管的規格是什么？
304???????????????????
???????? (???)??4?￡????) ??(40??4??-3)=(?????? ????????)????????м???
304????????????Щ???
???????????????к????????????????????????????????????????磬???19???????19mm??????????????????????19mm????????????50*25????ι???50mm*25mm18??19??22??20??38??25??47??60??51??63??79??????19*19??38*25??25*25??38*38??38*25??50*50??????ι?????????????????????????泧??????????????
304????????60??60??3???????
60mm??6cm60-6??54mm??(6 )??2??100????17,784g=??????????????????????18????