Guyana National Bureau of Standards |  Portal 

    Standards

    Insulation caps and bushes for resistance welding equipment
    Gas tightness of equipment for gas welding and allied processes
    Gas tightness of equipment for gas welding and allied processes
    Arc-welded joints in steel - Guidance on quality levels for imperfections
    Welding — Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) — Quality levels for imperfections
    Filler metal for soft soldering, brazing and braze welding - Designation
    Filler metal for brazing - Designation
    Steel castings – Penetrant inspection
    Railway rolling stock material – Ultrasonic acceptance testing
    Aluminium alloy castings – Radiography testing