Groove Feed Barrel
We offer following specifications in bimetallic barrels:
BASE MATERIAL
42CrMo(AISI 4140)
38CrMoAIA(EN-41B)
DIMENSIONS
Barrel Inner Diameter
Barrel Straightness
Barrel Bore Tolerance
Barrel Bore Roughness
15-200 mm
0.015 mm/m
H7
Ra 0.001
HEAT TREATMENT
Hardening & Tempering(Toughening) 285-345 HV (Hardness)
Gas Nitriding
Nitration Depth Hardness
0.5-0.8 mm 950-1150 HV
Groove Feed Sleeve