1) Material: Alloy steel, Carbon steel, etc. 2) Standard: ASTM, EN, DIN, JIS, GB, etc. 3) Low price and best service.
Our product line adopt standard with ASME, DIN, GB, EN, etc. The material contain various kinds of high quality carbon steel, alloy steel, tool steel, bearing steel, etc.
We adopt the advanced production process that contains "high-power electric furnace+ladle furnace(LF)+vacuum degassing(VD)+electroslag remelting+fast forging+annealing( normalizing)+heat-treatment+machining".
Main specification as follows:
Item name | Size(mm) | Material | Remark |
shafts | diameter≤1200 length≤10000 | as clients' request | various stepped shaft, transmission shaft, screw rod |
hot forging modules | 80-1000 | as clients' request | various modules |
Pipe series | diameter≤1200 length≤10000 | as clients' request | various thick wall hollow pipes, high pressure boiler pipes |
Performance:
Grain Size: ASTM E-112 5-8 rank.
Forging ratio: ≥3
Ultrasonic flaw detecting: SEP1921-84 C/C
Machining technology parameters:
Size(OD mm) | Surface roughness | Precision(mm) | Coaxial tolerance(mm) |
φ100~φ1500 | 1.6 | 0.1 | 0.08 |
forged steel forgings
