Unit Conversion Calculator & Converter
for Tensile/Yield & Charpy values

Use the following calculator to convert yield or tensile values in ksi, Mpa, N/mm² or psi. Type the value in the box next to Mpa (using the drop down to change the unit of measurement).


Use the following calculator to convert Izod or Charpy values from Joules (J) to foot/pound (ft/lbs) or vice versa. Type the value in the box next to Joules to convert to foot/pound (use the drop down to convert from foot/pound to Joules).



Click on the headings below for further information

Steel Database

In addition to our online specifications we also offer a comprehensive offline database of specialist and rare steel grades. Our database has been compiled over 40 years and offers knowledge of hard to find steel grades and alternative standards. Please contact our experienced sales team to discuss your steel requirements.

When enquiring on cut pieces of steel please ensure you provide the following information to our sales team:-

  • Size & quantity – details of the shape, size, length and quantity.
  • Steel specification – full details of the steel specification.
  • Mechanical properties – details of hardness or mechanical properties such as tensile and yield

West Yorkshire Steel are stockholders of a large range of steel grades and specifications. Our sales team will provide a friendly and reliable service combined with a wealth of experience and knowledge. Use the search box at the top of this page to help you find your required grade. If not shown on our website then please contact our sales department who can search our comprehensive database to see if any equivalent grades are available.

Our steel specifications supplied are available with a BS EN 10204 3.1 mill certificate, a cast and analysis certificate or certificate of conformity. Please request what certification requirements are needed when placing any orders.

Our steel grades are supplied in accordance with our ISO9001:2008 registration. Our policy is to satisfy the quality and delivery needs of our customers and we measure our performance by meeting customers’ requirements. We 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.