Specification:
Ø20mm-Ø220mm
250-3200 tons of clamping force
30g-25000g shot amount
Base material:
1) 38CrMoAlA(JIS SACM645)
Process:
Heat treatment
Nitriding treatment
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding hardness: 900-1000HV
Nitriding: <= Level 1
Surface roughness: Ra 0.4
Screw straightness: 0.015mm
The hardness of the surface after chrome plating:≥950HV
Chromium layer thickness: 0.025~0.085mm
Double alloy depth: 3mm