Wrought and cast austenitic chromium-nickel steel fittings
BS 1640-1-1962 Specification for steel butt-welding pipe fittings for the petroleum industry – Wrought carbon and ferritic alloy steel fittings
BS 1640-4-1968 Specification for steel butt-welding pipe fittings for the petroleum industry – Wrought and cast austenitic chromium-nickel steel fittings – Metric units
BS 3868-1995 Specification for prefabricated drainage stack units in galvanized steel
BS 416-1-1990 Discharge and ventilating pipes and fittings, sand-cast or spun in cast iron – Specification for spigot and socket systems
BS 460-2002 Cast Iron rainwater goods – Specification
BS 4677-1984 Specification for arc welding of austenitic stainless steel pipework for carrying fluids
BS 5667-5-1979 Specification for continuous mechanical handling equipment – safety requirements – Loose bulk materials: couplings and hose components used in pneumatic handling
BS 569-1973 Specification for asbestos-cement rainwater goods
BS 759-1-1984 Valves, gauges and other safety fittings for application to boilers Plug Valves and to piping installations for and in connection with boilers – Specification for valves, mountings and fittings
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It incorporates all the parts like valve spindle
The most common valves for controlling
