Ferrous Metal Pipes and Metallic Fittings Standards

Steel Tubes

ISO 2937:1974Plain end seamless steel tubes for mechanical application
ISO 2938:1974Hollow steel bars for machining
ISO 3304:1985Plain end seamless precision steel tubes — Technical conditions for delivery
ISO 3305:1985Plain end welded precision steel tubes — Technical conditions for delivery
ISO 3306:1985Plain end as-welded and sized precision steel tubes — Technical conditions for delivery
ISO 3545-1:1989Steel tubes and fittings — Symbols for use in specifications — Part 1: Tubes and tubular accessories with circular cross-section
ISO 3545-2:1989Steel tubes and fittings — Symbols for use in specifications — Part 2: Square and rectangular hollow sections
ISO 3545-3:1989Steel tubes and fittings — Symbols for use in specifications — Part 3: Tubular fittings with circular cross-section
ISO 4200:1991Plain end steel tubes, welded and seamless — General tables of dimensions and masses per unit length
ISO 5252:1991Steel tubes — Tolerance systems
ISO 5256:1985Steel pipes and fittings for buried or submerged pipe lines — External and internal coating by bitumen or coal tar derived materials
ISO 6761:1981Steel tubes — Preparation of ends of tubes and fittings for welding
ISO 7598:1988Stainless steel tubes suitable for screwing in accordance with ISO 7-1
ISO 9095:1990Steel tubes — Continuous character marking and colour coding for material identification
ISO 10799-1:2011Cold-formed welded structural hollow sections of non-alloy and fine grain steels — Part 1: Technical delivery conditions
ISO 10799-2:2011Cold-formed welded structural hollow sections of non-alloy and fine grain steels — Part 2: Dimensions and sectional properties
ISO 12633-1:2011Hot-finished structural hollow sections of non-alloy and fine grain steels — Part 1: Technical delivery conditions
ISO 12633-2:2011Hot-finished structural hollow sections of non-alloy and fine grain steels — Part 2: Dimensions and sectional properties

Cast Iron Pipes

ISO 2531:2009Ductile iron pipes, fittings, accessories and their joints for water applications
ISO 2531:2009/Cor 1:2010Ductile iron pipes, fittings, accessories and their joints for water applications
ISO 4179:2005Ductile iron pipes and fittings for pressure and non-pressure pipelines — Cement mortar lining
ISO 6594:2006Cast iron drainage pipes and fittings — Spigot series
ISO 7186:2011Ductile iron products for sewerage applications
ISO 8179-1:2004Ductile iron pipes — External zinc-based coating — Part 1: Metallic zinc with finishing layer
ISO 8179-2:1995Ductile iron pipes — External zinc coating — Part 2: Zinc rich paint with finishing layer
ISO 8180:2006Ductile iron pipelines — Polyethylene sleeving for site application
ISO 9349:2017Ductile iron pipes, fittings, accessories and their joints — Thermal preinsulated products
ISO 10802:1992Ductile iron pipelines — Hydrostatic testing after installation
ISO 10803:2011Design method for ductile iron pipes
ISO 10804:2010Restrained joint systems for ductile iron pipelines — Design rules and type testing
ISO 13470:2012Trenchless applications of ductile iron pipes systems — Product design and installation
ISO 16132:2016Ductile iron pipes and fittings — Seal coats for cement mortar linings
ISO 16134:2006Earthquake- and subsidence-resistant design of ductile iron pipelines
ISO 16631:2016Ductile iron pipes, fittings, accessories and their joints compatible with plastic (PVC or PE) piping systems, for water applications and for plastic pipeline connections, repair and replacement
ISO 18468:2017Ductile iron fittings, accessories and their joints and valves — Epoxy coating

Threaded Fittings

ISO 7-1:1994Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation
ISO 7-1:1994/Cor 1:2007Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation
ISO 7-2:2000Pipe threads where pressure-tight joints are made on the threads — Part 2: Verification by means of limit gauges
ISO 49:1994Malleable cast iron fittings threaded to ISO 7-1
ISO 49:1994/Cor 1:1997Malleable cast iron fittings threaded to ISO 7-1
ISO 228-1:2000Pipe threads where pressure-tight joints are not made on the threads — Part 1: Dimensions, tolerances and designation
ISO 228-2:1987Pipe threads where pressure-tight joints are not made on the threads — Part 2: Verification by means of limit gauges
ISO 2016:1981Capillary solder fittings for copper tubes — Assembly dimensions and tests
ISO 3419:1981Non-alloy and alloy steel butt-welding fittings
ISO 4144:2003Pipework — Stainless steel fittings threaded in accordance with ISO 7-1
ISO 4145:1986Non-alloy steel fittings threaded to ISO 7-1
ISO 5251:1981Stainless steel butt-welding fittings

Metallic Flanges

ISO 6708:1995Pipework components — Definition and selection of DN (nominal size)
ISO 7005-1:2011Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
ISO 7005-2:1988Metallic flanges — Part 2: Cast iron flanges
ISO 7005-3:1988Metallic flanges — Part 3: Copper alloy and composite flanges
ISO 7268:1983Pipe components — Definition of nominal pressure
ISO 7268:1983/Amd 1:1984Pipe components — Definition of nominal pressure
ISO 7483:1991Dimensions of gaskets for use with flanges to ISO 7005
ISO 7483:1991/Cor 1:1995Dimensions of gaskets for use with flanges to ISO 7005

Metal Hoses

ISO 7369:2004Pipework — Metal hoses and hose assemblies — Vocabulary
ISO 10380:2012Pipework — Corrugated metal hoses and hose assemblies
ISO 10806:2003Pipework — Fittings for corrugated metal hoses
ISO 10807:1994Pipework — Corrugated flexible metallic hose assemblies for the protection of electrical cables in explosive atmospheres
ISO 15465:2004Pipework — Stripwound metal hoses and hose assemblies

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