Ceev-Txiav Hlau 9smnpb28 Hexagonal Qws Tsoo Ntev Hexagonal Txias-Drawn Qhov Tshwj Xeeb Hlau

Cov txheej txheem khoom: Polishing, sib tsoo

kev siv

Feem ntau siv nyob rau hauv kev tsim cov tshuab tseem ceeb, cov khoom siv, cov pob txha, cov pob qij txha, cov khoom lag luam thiab tshuab cuab tam.

Tshuaj Muaj Tshuaj

Silicon Si: ≤0.15 lossis raws tu qauv

P: 0.05 ~ 0.10

Lead PB: 0.15 ~ 0.35

Cov Cuab Yeej Cuab Yeej Cuab Yeej

Lub zog tensile σB (MPA):

(kub dov) 390 ~ 540;

(txias txav) steel φ8 ~ 20: 530 ~ 755;

Ntu shrinkage (%): (kub dov) ≥36

Hardness: (Kub Rolling) ≤170HB;

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