Hard chromium plated tubes
Ground and hard chromium plated cold drawn steel tubes
Surface roughness max 0,2µm
Surface hardness HV 900/1100
Straightness max 0,8 mm/m
Hard chromium plated tubes Gammaplus 200E
200 hours corrosion resistance NSS ISO 9227 Rating 9 ISO 10.289
Chrome layer ≥ 25µm ISO f7
Hard chromium plated telescopic tubes Gammaplus 200T
200 hours corrosion resistance NSS ISO 9227 Rating 9 ISO 10.289
Chrome layer ≥ 25µm ISO f7
Inner surface skived & roller burnished/honed ISO H8