BEIJING SINO STEEL ENGINEERING & EQUIPMENT CO., LTD.
Beijing Sino Steel Engineering & Equipment Co., Ltd. Building Our Future Together
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DESCIPTION:
1)Material: forged steel
2)Standard: GB, AISI, SAE, ASTM/ASME
3)Inspection: Ultrasonic Inspection, Microstructure Test
4)Size: According to clients' drawing
5)Hardness: According to clients' demand
6)Chemical Composition: According to Clients'demand.
Support roller with medium and high carbon alloy tool steel
Common materials according to the different chromium content, divided into
2% Cr series such as 9Cr2Mo, 86CrMoV7;
3% Cr series such as 70Cr3Mo, 70Cr3NiMo,
5% Cr series such as 5Cr5MoV (Ni), its technical characteristics and application are as follows
| Material | Hardened Depth (mm) | Fatigue strength |
| 2Cr(0.85%-2.0%Cr) | 20-25 | common |
| 3Cr(0.65%-3.0%Cr) | 25-60 | good |
| 5Cr(0.45%-5.0%Cr) | 40-100 | better |
Our production line has the following equipments for production of high quality products:
| 1 | Electric Arc Furnace(EAF) | |||||
| 2 | Ladle Furnace(LF) | |||||
| 3 | Vacuum Degasing and Vacuum Oxygen Decarburizing (VD/VOD) | |||||
| 4 | Electro Slag Refining (ESR) | |||||
| 5 | Precision Forging Machine (GFM) | |||||
| 6 | Open die press(3150 tons capacity) | |||||
| 7 | Horizontal & vertical heat treatment furnaces | |||||
| 8 | Induction hardening machine | |||||
| 9 | Sub-zero quenching | |||||
| 10 | Complete machining facilities | |||||
| 11 | Quality control division | |||||
