As Besi
As Besi
Jenis as besi adalah sbb:
As Besi ST42
As Besi S45C
As Besi ST60
As Besi ST70
As Besi ST90
As Besi VCN150/ AISI 4340
AISI4340/ VCN150 adalah high tensile steel
Equivalent: DIN 34NiCrMo6, ASSAB 705, SNCM 439, EN 1.6582, HQ705
Hardness: 220-250
JIS S45C adalah medium strength