Requirements for sleeping bags - Part 1: thermal, mass and dimensional requirements for sleeping bags designed for limit temperatures of -20oC and higher
Edition 2022-05-25

Geometrical product specifications (GPS) - Filtration - Part 20: linear profile filters : basic concepts
Edition 2015-07-03

Straight cylindrical involute splines. Pressure angle 20 degrees. Inspection with limit gauges
Edition 1986-01-01

Calculation of load capacity of spur and helical gears - Part 20: Calculation of scuffing load capacity - Flash temperature method
Edition 2022-07-27

Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information
Edition 2021-05-26

Pneumatic fluid power - Cylinders - Compact cylinders, 1000 kPa (10 bar) series, bores from 20 mm to 100 mm
Edition 2005-07-01

Cryogenic vessels - Toughness requirements for materials at cryogenic temperature - Part 2: temperatures between -80 oC and -20 oC
Edition 2018-04-18

Textiles - Quantitative chemical analysis - Part 20: mixtures of elastane with certain other fibres (method using dimethylacetamide)
Edition 2019-03-27

Textiles - Textile floor coverings - Plain weave half-worsted wool or half-worsted 80 per cent wool, 20 per cent polyamide carpets
Edition 1985-09-01

Textiles. Textile floor coverings. Plain weave carded wool or carded 80 per cent wool, 20 per cent polyamide carpets
Edition 1985-09-01