This Gas Industry Standard specifies requirements for the site and workshop fusion welding and inspection of austenitic stainless steel pipework designed to work at pressures up to 110 bar and temperatures up to 150°C.
This Gas Industry Standard specifies requirements for buried steel pipes and components for the transmission and distribution of gas, at all pressure ranges, and specifies the procedures for the surface preparation and field applied external coatings that provide corrosion protection to buried pipework and all associated buried components.
This Gas Industry Standard specifies the requirements relating to the repair of threaded joints on screwed pipe, risers and service laterals operating at pressures up to and including 75 mbar. This standard is applicable to sealants for threaded joints of metallic gas pipework carrying fuel gas of the second family (natural gas).
This standard gives requirements for design, construction, inspection, testing, operation and maintenance of steel and polyethylene (PE) pipelines for gas distribution.
This standard describes the safety concerns present when dealing with fixed volume storage, along with any associated valves or pipework, for gases that are lighter than air
This standard covers the design, construction, installation, testing, operation, inspection, maintenance and decommissioning of biomethane network entry facilities (BNEFs)
This Standard provides requirements for the selection, installation, inspection and maintenance of electrical equipment connected to gas meter installations
This standard highlights those aspects of gasholder design, operation, inspection, maintenance, repair, modification and demolition which may put the gasholder or persons working on the gasholder or...
This standard covers the design, construction, inspection, maintenance, operation and distribution of Liquified Natural Gas (LNG) by road and it’s ancillary loading and unloading equipment.
This Gas Industry Standard specifies requirements for the materials, manufacturing, welding, inspection and testing procedures to be used in the production of carbon steel castings for components operating at pressures above 7 barg.
This specification details the Gas Transporter requirements for the welding and inspection of carbon, carbon manganese and low alloy steel pipe and steel fitting components for gas distribution systems delivering natural gas at pressures not greater than 7 bar.
This Specification gives the requirements for the weldability testing of fittings for service in pipelines and pipework of carbon and carbon-manganese based steels at pressures above 7 bar.
This Gas Industry Standard (GIS) gives requirements for equipment used in testing buried and exposed gas mains and gas services with operating pressures not greater than 7 bar, operating at low pressure (LP), medium pressure (MP) and intermediate pressure (IP), as well as internal pipework and metering arrangements downstream of the emergency control valve.
