1. BPVC Section VIII-Division 1-rules for Construction of Pressure Vessels,2021
2. Standards EN 13445:2021 for Unfired Pressure Vessels All Parts,2021
3. A 403, 2021 Edition, June 2021 - Pressure Vessel Equipment - Equipment for Detecting and Limiting Pressure and Temperature,2021
4. PD 5500:2021 Specification for Unfired Fusion Welded Pressure Vessels,2021
5. Directive 97/23/EC of the European Parliament and of the Council of 29 May 1997 on the Approximation of the Laws of the Member States Concerning Pressure Equipment,1997