In the good old days We used weld procedures for welding carbon steel pressure vessels and air receivers to British standards BS 4871 and BS 4870 part one.
These days a lot has changed and the process involves a number of stages.
Nowadays we start with the welding procedure qualification certificate this was BS 4870 part one and then EN288 part 3 it is now ISO 15614 (using part one for carbon steel pressure vessels)
With this we create a WPS to tell welders how to achieve the weld consistently this is In accordance with EN ISO 15609. Our welders then get qualified to that procedure by passing a series of stringent Destructive and non destructive tests achieving an EN 287 or EN ISO 9606 welder qualification certificate.
Abbotts and company has a broad range of approved weld procedures for welding pressure vessels and areas savers to meeting these various European and international standards for welding
Please contact us for information regarding our products built using the above methods.