ผลิตภัณฑ์โลหะ
เอกสารมาตรฐาน
ญี่ปุ่น
JSA
JIS G 3222:1988
Nickel chromium molybdenum steel forgings for general use
1988
11
Std. JISf 2021 V.2
This Japanese Industrial Standard specifies the nickel chromium molybdenum steel forgings, hereter referred to as the "steel forgings", formed into rod, ring and disc shapes for general use as rods, shafts, cranks, pinions, gears, flanges, rings, wheets, discs, etc.