Supersedes BS EN Please see the National Foreword for information from the UK committee about voting against approval as a European . Find the most up-to-date version of BS EN at Engineering BS EN specifies rules for designating steels by means of symbolic letters and numbers to express application and principal.

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High strength steel flat products for cold forming If the symbols for group 1 are inadequate to describe the steel fully, then additional symbols from group 2 may be added.

BS EN – Designation systems for steels. Steel names

For undated references, the latest edition of the referenced document including any amendments applies. Steels for engineering Principal symbols G E n n n Additional symbols for steel an Steels for prestressing concrete Principal symbols Additional symbols for steel n an Further additional symbols for steel products may follow the additional symbols of group 1 and group 2 and shall be selected in accordance with 7. Steels for or in the form of rails Basic grade designations for category 1 steels consist of 100027-1 single letter designating application then a number signifying the mechanical property often yield strength dictated in the standard for that application designation.

Symbols for steel products indicating type of coating A system of numerical designation of steels known as steel numbers is specified in EN April Learn how and when to remove this template message. Learn more about the cookies we use and how to change your settings.

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EN Designation systems for steels-prt 1-steel name_百度文库

Where a steel is specified in the form of a steel casting, its name as specified in Tables 1 to 15 shall be preceded by the letter G. This European Standard shall be given the status of a national 10027–1, either by publication of an identical text or by endorsement, at the fn by Februaryand conflicting national standards shall be withdrawn at the latest by February Steels for or in the form of rails Principal symbols Additional symbols for steel n an Flat products for cold forming except those in Table Steels for line pipe Where the carbon percentage content is not specified by a range, a suitable representative value shall be selected by the responsible body see 4.

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Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards. Document Status Indicators The Green document status indicator indicates that the document is: Additional symbols are divided into two groups, i. By using this site, you agree to the Terms of Use and Privacy Policy.

Steel grades

For dated references, only the edition cited applies. Articles with limited geographic scope from April Europe-centric All articles with unsourced statements Articles with unsourced statements from December Please see the National B for information from the UK committee about voting against approval as a European Standard.

In addition to the descriptive steel grade naming system indicated above, within EN is defined a system for creating unique steel grade numbers. Structural steels Principal symbols Additional symbols for steel n an Symbols for steel products indicating special requirements Cu, together, where necessary, with a single digit representing 10 x the average rounded to 0.

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BS EN 10027-1:2016

In order to keep the steel names of alloy steels as short as 100277-1, some digits or symbols may be omitted as long as there is no risk of confusion with a similar grade. API 5B and 5CT provide wn steel grades and color codes of each grade, offering detailed and overall information of casing and tubing, which help you clearly pick out the most suitable products for different well application.

Principal symbols for steels designated according to the chemical composition of the steel shall be assigned in accordance with 7. Steels for prestressing concrete These additional symbols are given in 7.

While less descriptive and intuitive than the grand names they are easier to tabulate and use in data processing applications. The Red document status indicator indicates that the document is an old version The document has likely been withdrawn by the publisher, also the meta data presented here may be out of vs as it is no longer being maintained by the editorial teams at NBS.

Steels for reinforcing concrete