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Synchronous belts — Calculation of power rating and drive centre distance

60.60 Standard published

ISO/TC 41/SC 4

Belt drives — Dynamic test to determine pitch zone location — Part 1: V-belts

90.93 Standard confirmed

ISO/TC 41/SC 1

Belt drives — Dynamic test to determine pitch zone location — Part 2: V-ribbed belts

90.93 Standard confirmed

ISO/TC 41/SC 1

Belt drives — Narrow V-belts — Sections 9N/J, 15N/J and 25N/J (lengths in the effective system)

90.93 Standard confirmed

ISO/TC 41/SC 1

Belt drives — Electrical conductivity of antistatic endless synchronous belts — Characteristics and test method

90.93 Standard confirmed

ISO/TC 41/SC 4

V-belts and V-ribbed belts — Uniformity of belts — Test method for determination of centre distance variation

60.60 Standard published

ISO/TC 41/SC 1

Belt drives — Grooved pulleys for V-belts (system based on effective width) — Geometrical inspection of grooves

90.93 Standard confirmed

ISO/TC 41/SC 1

Belt drives — Pulleys and V-ribbed belts for industrial applications — PH, PJ, PK, PL and PM profiles: dimensions

60.60 Standard published

ISO/TC 41/SC 1

Synchronous belt drives — Automotive belts — Determination of physical properties

40.20 DIS ballot initiated: 12 weeks

ISO/TC 41/SC 4

Synchronous belt drives — Metric pitch — Tooth profiles T and AT endless and open ended belts and pulleys

50.00 Final text received or FDIS registered for formal approval

ISO/TC 41/SC 4