Dawb Txiav Hlau 35S20 Sib Tsoo Qws Chaw Sib Tsoo Sib Tsoo Sib Tsoo Qhov Loj Hlob

Txheem: En10087-1999

Hom: 35S20 (1.0726)

Cov txheej txheem khoom: Polishing, sib tsoo

Cov Khoom Lag Luam: Round pas nrig, hexagonal pas nrig, square pas, square pas, cov khoom siv puab

C: 0.32 ~ 0.39

Si: 0.40

MN: 0.7 ~ 1.10

P: 0.06

S: 0.15 ~ 0.25

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