National Standards


Steel specifications are often prefixed with initials. This can indicate the originating country of the grade.

 

Specification PrefixCountry of Origin
ASAustralia
ONORMAustria
NBNBelgium
BDSChina
GBCanada
CSASlovak/Czech Republic
CSNFinland
AFNORFrance
DINGermany
BSUnited Kingdom
MSZHungary
UNIItaly
JISJapan
NSNorway
PNPoland
STASRomania
GOSTRussia
SSSweden
UNESpain
SNV / VSMSwitzerland
AISI, AMS, ASME, SAE, UNSUnited States
EN (Euronorm)European

We’re here to help with those ‘hard to find’ steel grades.


All our steel specifications and grades are available with a cast and analysis certificate, 3.1 mill certificate or a certificate of conformity. Please request with our sales team when placing orders.


Our steel is supplied in accordance with our ISO 9001:2008 registration.  West Yorkshire Steel aim to satisfy the quality and delivery needs of our customers and we measure our performance by meeting customers’ requirements and work to continually improve the service that we provide. In order to achieve this, it is our policy to maintain an efficient and effective Quality Management System based upon the requirements of BS EN ISO 9001:2008. Our staff are appropriately trained in order to effectively implement the Quality Management System. The achievement of quality and continuous improvement is fundamental to all the steel products and services provided by us and are practiced by all employees as an integral part of their work.