Skip main navigation
Committee

Committee:

CTN 36 - Iron and steel

Secretary:
CALSIDER - CALIDAD SIDERÚRGICA, S.L.
Field of Activity:
Standardization of: Raw products, semi finished, finished and first processing products as well as by-products manufactured by the iron and steel industry and of first processing, raw materials used in the manufacture of the steel and the ferro-alloys covering terminology and definitions, classification, manufacture procedures, characteristics , test methods, physical and chemical (analysis), and sampling and inspection. Excluding: - Cast iron and products related; - Coal and coke; - Iron materials; - Sintered products; - Steel wire ropes used in mining .
Structure:

SC 1 Test methods for steel (other than chemical analysis)

SC 2 Methods of chemical analysis for iron and steel

SC 3 Structural steels other than reinforcements

SC 4 Concrete reinforcing and pre-stressing steels

SC 5 Steels for heat treatment, alloy steels, free-cutting steels and stainless steels

SC 6 Wire rod and wire

SC 7 Steels for pressure purposes

SC 8 Steel sheet and strip for electrical applications

SC 9 Coated and uncoated flat products to be used for cold forming

SC 10 Steel tubes, and iron and steel fittings

SC 11 Steel castings and forgings

SC 12 General issues

SC 13 Aceros inoxidables

International Relations:

ISO/TC 17  Steel

ISO/TC 105  Steel wire ropes

ISO/TC 132  Ferroalloys

CEN/SS M18  Metal wire products

CEN/TC 342  Metal hoses, hose assemblies, bellows and expansion joints

CEN/TC 459  ECISS - European Committee for Iron and Steel Standardization

CEN/WS TOUGHSTEEL  CEN Workshop on 'Fracture toughness evaluation methodologies applied to advanced high strength steel sheets'

* Some activities of this TC correspond to other AEN/CTN.

Standards developed by the committee: CTN 36: 1332

UNE-EN 10379:2025

Status: VIGENTE / 2025-10-15

Steel sheet piles - Test methods

UNE-EN 15266:2025

Status: VIGENTE / 2025-10-01

Stainless steel pliable corrugated tubing kits for gas installation pipework with an operating pressure up to 0,2 MPa (2 bar)

UNE-EN 10216-2:2025

Status: VIGENTE / 2025-10-01

Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties

UNE-EN 10323:2006

Status: VIGENTE / 2025-09-03

Steel wire and wire products - Bead wire

UNE-EN 10324:2007

Status: VIGENTE / 2025-09-03

Steel wire and wire products - Hose reinforcement wire

UNE-EN 10090:1998

Status: VIGENTE / 2025-08-12

VALVE STEELS AND ALLOYS FOR INTERNAL COMBUSTION ENGINES.

UNE-EN 10088-4:2010

Status: VIGENTE / 2025-08-12

Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes

UNE-EN 10088-5:2010

Status: VIGENTE / 2025-08-12

Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes

UNE-EN 10095:2000

Status: VIGENTE / 2025-08-12

Heat resisting steels and nickel alloys

UNE-EN 10219-1:2007

Status: VIGENTE / 2025-07-16

Cold formed welded structural hollow sections of non-alloy and fine grain steels - Part 1: Technical delivery conditions

UNE-EN 10205:2025

Status: VIGENTE / 2025-07-02

Cold reduced tinmill products - Blackplate

UNE-EN ISO 683-7:2025

Status: VIGENTE / 2025-07-02

Heat-treatable steels, alloy steels and free-cutting steels - Part 7: Bright products of non-alloy and alloy steels (ISO 683-7:2023)

UNE-EN ISO 4937:2025

Status: VIGENTE / 2025-07-02

Steel and iron - Determination of chromium content - Potentiometric or visual titration method (ISO 4937:2024)

UNE-EN 10265:2025

Status: VIGENTE / 2025-07-02

Magnetics materials - Specification for electrical steel strip and sheet with specified mechanical properties and magnetic polarisation

UNE-EN 1124-4:2014

Status: VIGENTE / 2025-06-26

Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems - Part 4: Components for vacuum drainage systems and for drainage systems on ships

UNE-EN 10335:2025

Status: VIGENTE / 2025-06-18

Steel for packaging - Flat steel products intended for use in contact with foodstuffs, products or beverages for human and animal consumption - Non alloyed electrolytic chromium/chromium oxide coated steel

UNE-EN 10334:2025

Status: VIGENTE / 2025-06-18

Steel for packaging - Flat steel products intended for use in contact with foodstuffs, products and beverages for human and animal consumption - Non-coated steel (blackplate)

UNE-EN 10333:2025

Status: VIGENTE / 2025-06-18

Steel for packaging - Flat steel products intended for use in contact with foodstuffs, products and beverages for human and animal consumption - Tin coated steel (tinplate)

UNE-EN 10294-1:2008

Status: VIGENTE / 2025-06-05

Hollow bars for machining - Technical delivery conditions - Part 1: Non alloy and alloy steels

UNE-EN 10266:2007

Status: VIGENTE / 2025-06-05

Steel tubes, fittings and structural hollow sections - Symbols and definitions of terms for use in product standards