Paipu kila kila no ka hana mechanical a me ka hana

pro_banner
noi huahana:
hoʻohana nui ʻia i nā mīkini, nā mea lapaʻau, nā lako hoʻoikaika kino, Qizheng, nā kaʻa kaʻa kiʻekiʻe, nā kaʻa, nā lako, nā mea hoʻonaninani a me nā kumu ʻē aʻe.
Hoʻokō maʻamau:

ASTM A554

GB/T 12770

JG/T 3030

EN174555

DIN EN 10296-2

JIS 93446