BS EN 10222-4:2017 has been prepared by Technical Committee ECISS/TC 111 "Steel castings and forgings", the secretariat of which is held by AFNOR.

This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by October 2017, and conflicting national standards shall be withdrawn at the latest by October 2017.

Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights.

This document supersedes EN 10222-4:1998.

This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive 2014/68/EU.

For relationship with EU Directive 2014/68/EU, see informative Annex ZA, which is an integral part of this document.

EN 10222 consists of the following parts under the general title ?Steel forgings for pressure purposes?:

• Part 1: General requirements for open die forgings
• Part 2: Ferritic and martensitic steels with specified elevated temperature properties
• Part 3: Nickel steels with specified low temperature properties
• Part 4: Weldable fine grain steels with high proof strength
• Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels.

Annex A provides details about significant technical changes to EN 10222-4:1998.

According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.


Cross References:
EN 10222-1:2017 EN 10229:1998
EN 10021:2006


All current amendments available at time of purchase are included with the purchase of this document.