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Mandrel Bar
 Mandrel Bar |
Product Description
1. Production Name: Mandrel bar (Working Part)
2. Material: H13/4Cr5MoSiV1
3. Chemical Composition:
Element C Mn Si P+S S Cr Mo V
(%) 0.32-0.42 ¡Ü0.060 0.70-1.20 ¡Ü0.020 ¡Ü0.008 4.50-5.50 1.00-1.50 0.78-1.20
4. Steel Melting: Electric Furnace + (BOF)Vacuum Degassed + Electroslag Remelt.
5. Hot Forming: Forged from an ingot. The ratio of the cross sectional area of the ingot to the resulting cross sectional area of the solid forging shall not be less than 8 to 1.
6. Mechanical properties:
Size
Q+T Tensile Strength
MPa Yield Strength MPa Elongation
% Reduction of area
% Charpy V-notch Impact test J
(room temperature) Hardness
HB
¡Ü200mm 1127-1274 ¡Ý931 ¡Ý8 ¡Ý25 ¡Ý20 350-390
¡Ý200mm 1078-1274 ¡Ý882 ¡Ý8 ¡Ý25 ¡Ý20 330-375
7. Chrome Plate Thickness: 0.055-0.070
| Trademark: | wein |
|---|---|
| Productivity: | 1000MT |
| Unit Price: | US $ 12000/ mt |
| Company: | Chenghe Industry Co., Ltd. |
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