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BS 4319-1
Methods of measurement of the electrical properties of electronic tubes and valves (excluding microwave devices). Essential conditions for measuring equivalent input and output admittances
Edition
1968-04-30
BS 4478
Methods of measurement of intermodulation products in electronic tubes or valves intended for use in colour television transposers
Edition
1969-07-29
BS 6283-2
Safety and control devices for use in hot water systems. Specifications for temperature relief valves for pressures from 1 bar to 10 bar
Edition
1991-06-28
BS 7461
Specification for electrically operated automatic gas shut-off valves fitted with throughput adjusters, proof of closure switches, closed position indicator switches or gas flow control
Edition
1991-09-30
BS EN 12201-4
Plastics piping systems for water supply, and for drains and sewers under pressure. Polyethylene (PE). Valves for water supply systems
Edition
2024-03-14
ASTM A 522/A 522M
Standard Specification for Forged or Rolled 8 and 9% Nickel Alloy Steel Flanges, Fittings, Valves, and Parts for Low-Temperature Service
Edition
2022
BS EN ISO 1452-4
Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure. Unplasticized poly(vinyl chloride) (PVC U). Valves
Edition
2010-01-31
OENORM EN 1092-2
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges
Edition
2024-07-01
BS EN ISO 4126-10
Safety devices for protection against excessive pressure. Sizing of safety valves and bursting discs for gas/liquid two-phase flow
Edition
2024-04-04
BS EN 12094-5
Fixed firefighting systems - Components for gas extinguishing systems - Requirements and test methods for high and low pressure selector valves and their actuators
Edition
2006-06-30