Gear Steel
Application:
High hardenability, have Carburized quenched hard and wear-resistant surface of the heart and tenacity, high impact toughness at low temperature, medium-welding, cutting and after normalizing Good. The high-speed, medium or heavy loads, shock and friction of the important parts such as gears, gear, gear shaft, and so on the cross head.
Process: EAF/LD+LF+VD+CC+Hot Rolled/Forged+UT+CUT
Size Range: 8mm -800mm
Surface Finishes: Black/Peeled/Turned & Polished/Precision Ground.
Ultrasonic test: According to SEP 1921-84 3C/c
Certificate of Quality:
Issued in English, in addition the normal terms, production process, the mechanical property (yield strength, tensile strength, elongation and hardness), reduction ratio, UT test result, Grain size, heat treatment methods and the sample of is shown on the Certificate of Quality.
Marking:
Heat No. will be cold stamped and Steel grade, diameter (mm), length (mm), and the manufacturer LOGO and weight (kg) is painted.
| 20CrMnTi | |
| 1.Grade: | 20CrMnTi |
| 2.Dia: | 20-310mm |
| 3.Length: | 5.8m/6m/9m/12m or customerized |
| 4.Process | EAF+LF+VD+ Forged+ Heat Treatment (Annealed, A Normalized, Q+T) |
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