GB/T 21181

GB/T 21181 (Secondary lead ingots)· GB (中国) · 10 种材料

名称	材料组别
ZSPb99.983	铅	chevron_right
ZSPb99.986	铅	chevron_right
ZSPb99.990	铅	chevron_right
ZSPb99.992	铅	chevron_right
ZSPb99.994	铅	chevron_right
ZSPbCa	铅	chevron_right
ZSPbSb1	铅	chevron_right
ZSPbSb2	铅	chevron_right
ZSPbSn1	铅	chevron_right
ZSPbSn2	铅	chevron_right