17 type forging hook tail frame
update£º2016-11-28 09:27 Click£ºtimes
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17 type forging hook tail frame Introduction of main performance index Name Maximum permanent deformation (mm) at 3340kN loading Minimum ultimate load (KN) Strength requirement 0.8 4050 Mechanical properties Yield strength tensile strength
introduce
17 type forging hook tail frame
Introduction of main performance index
| Name | Maximum permanent deformation (mm) at 3340kN loading | Minimum ultimate load (KN) |
| Strength requirement | 0.8 | 4050 |
Mechanical properties
|
Yield strength |
tensile strength | Elongation rate | Section shrinkage | hardness | To attack |
| V- type gap£¨-40¡æ£© | |||||
| (MPA) | (MPA) | % | % | (HB) | (J) |
| ≥690 | ≥850 | ≥14 | ≥30 | 241¡«311 |
≥27 |
17 Product Name: 1 type forging hook tail frame
2 weight: 97.5kg
3 forging material: 25MnCrNiMoA
4 using induction heating and roll forging process
5 grain size is not less than 6
6 heat treatment: normalizing + tempering
7 the surface of the forging is not allowed to crack, fold.
8 ultrasonic testing and magnetic particle testing
9.CRCC certification
ÉÏһƪ£º16 type forging hook tail frame
ÏÂһƪ£ºShort hook tail frame
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