Street Address : No. 129, Huanghe Road, Zhengzhou, China
City : Zhengzhou
Province : Henan
Country/Region : China
Gear Wheel
standard
Chain gear
1. Material: 42CrMo4 2. Heat treatment condition: normalized, tempered, annealed, Q.T. , just as your requirement
3. Test and testing standards:
a. Chemical composition test
b. Mechanical properties test
c. Magnetic Testing Standard: ASTM A125,ISO 4986 d. Ultrasonic Inspection Testing Standard: ASTM A609,EN 12680,SEP 1922(IN 1690-T2)