Specification for optical character recognition. Encoding of character sets OCR-A and OCR-B
Document status: Active
Specification for approval testing of welding procedures-TIG or MIG welding of aluminium and its alloys
Document status: Active
Specification for approval testing of welders working to approved welding procedures. Fusion welding of steel
Document status: Active
Specification for approval testing of welders working to approved welding procedures-Fusion welding of steel
Document status: Active
Specification for approval testing of welders working to approved welding procedures-TIG or MIG welding of aluminium and its alloys
Document status: Active
Specification for approval testing of welders when welding procedure approval is not required Fusion welding of steel
Document status: Active
