BIMETALLIC BARRELS | |||||
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We offer following specifications in bimetallic barrels: | |||||
BASE MATERIAL | |||||
42CrMo(AISI 4140) 38CrMoAIA(EN-41B) |
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DIMENSIONS | |||||
Barrel Inner Diameter Maximum Barrel Length(Single Part) Barrel Straightness Barrel Bore Tolerance Barrel Bore Roughness |
15-200 mm 5000 mm 0.015 mm/m H7 Ra 0.001 |
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HEAT TREATMENT | |||||
Hardening & Tempering(Toughening) | 285-345 HV (Hardness) | ||||
BI-METALLIC COATINGS | |||||
Type | Characteristics | Alloy | Hardness(HRC) | Base Material | Layer Inlay |
Wc-Based | Abrasion Resistance | Wc+Cr+B+Co | 58-64 | 4140/EN-41B | 1.5-3 mm |
Ni-Based | Corrosion Resistance | Ni+Cr+B+Co | 50-58 | 4140/EN-41B | 1.5-3 mm |
Bimetallic Barrel