Normas ISO

Welding and allied processes -- Joint preparation-- Part 2: Submerged arc welding of steels

Acoustics -- Determination of sound insulation performances of enclosures-- Part 2: Measurements in situ (for acceptance and verification purposes)

Preparation of steel substrates before application of paints and related products -- Tests for the assessment of surface cleanliness-- Part 5: Measurement of chloride on steel surfaces prepared for painting (ion detection tube method)

Gas welding equipment -- Pressure regulators for gas cylinders used in welding, cutting and allied processes up to 300 bar

Connections for hydraulic fluid power and general use -- Hose fittings-- Part 1: Hose fittings with ISO 8434-3 O-ring face seal ends

Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread -- Product grades A and B