Standard Calibration Blocks

• Internal Blocks (IIW, IOW)
• Miniature Angle Blocks
• British Standard
• AWS Blocks
• ASME Blocks
• Step Blocks

All calibration blocks are:

• Available in metric or imperial sizes
• 100 per cent ultrasonically inspected
• Supplied with certificate of conformance traceable to National Standards
  

Outstanding high quality blocks to meet all standards

Custom Blocks