Passbit og passbitsett fra KOBA. Sporbart kalibreringssertifikat, laboratorie-akkreditert iht DIN EN ISO/IEC 17025, er inkludert.

Gauge Blocks in Steel

up to 1000 mm to DIN EN ISO 3650
grades K, 0, 1 and 2
supplied as single gauge blocks
supplied in sets, standard as well as individual compositions
special designs
custom-made lengths
high wear-resistance
hardness > 800 HV
good dimensional stability due to extensive stabilisation process
thermal expansion coefficient
– for steel gauge blocks ≤ 100 mm α= 11,9 * 10-6 K-1

– for steel gauge blocks > 100 mm α= 11,2 * 10-6 K-1

traceable calibration certificate (laboratory accredited to DIN EN ISO/IEC 17025) included in delivery

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Carbide Gauge Blocks (Tungsten Carbide) to DIN EN ISO 3650

up to 100 mm
grade K, 1, 0 and 2
single gauge blocks
sets, standard as well as individual compositions
special designs on enquiry
custom-made lengths
wear resistance about 1,5 times better in comparison to steel
hardness > 1350 HV
best long-term stability of all materials thermal expansion coefficient α = 4,5 * 10 6 °K1
traceable calibration certificate (laboratory accredited to DIN EN ISO/IEC 17025) included in delivery

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Melding