Specification for length bars and their accessories (imperial units).
NORMA vydána dne 31.1.1961
Označení normy: BS 1790:1961
Datum vydání normy: 31.1.1961
Počet stran: 26
Přibližná hmotnost: 78 g (0.17 liber)
Země: Britská technická norma
Kategorie: Technické normy BS
Length gauges of cylindrical bar type in four grades of accuracy; reference, calibration, inspection, workshop. Accuracy for sizes up to 48 in and metric sizes up to 1200 mm in all grades; two types of screwed connection, one a refined type developed by NPL for inspection bars. Design and accuracy for accessories used with workshop bars. Sets of inspection and workshop bars. Status: Confirmed Replaced by: Confirmed