BS EN ISO 5172:2006+A2:2015

What is this standard about?

BS EN ISO 5172 is the international standard specifying specifications and tests for blowpipes for gas welding, heating and cutting of metals. 

Who is this standard for? 

Manufacturing and welding industries, especially those with critical safety requirements such as: 

• Structural engineering
• Oil and gas
• Energy
• Nuclear
• Pressure vessels and equipment
• Chemical plants
• Shipbuilding 

Why should you use this standard? 

BS EN ISO 5172 gives the most up to date specifications relating to manual blowpipes for welding and heating with a nominal thermal power up to 32 000 kcal/h, and manual and machine cutting blowpipes with a cutting range up to 300 mm.

What’s changed since the last update?

BS EN ISO 5172 has been systematically reviewed by experts, who have taken into consideration recent technological, material and industry developments.  Revisions include:

• The minimum marking requirements for all nozzles are given in Annex J
• Amendments to the markings of oxygen and fuel gas valves