Pressure vessels & piping codes standards
Boilers, vessels, tanks, piping codes. 10 standards from 6 publishers, ICS 23.020; 23.040.
Current (10)
- API 650 Current
Welded oil storage tanks · 14th ed., Aug 2025 - API 653 / API 620 Current
Tank inspection & repair / low-pressure tanks · API 653 5th ed., 2014 (Add. 1 2018, Add. 2 + Errata 2020); API 620 12th ed., 2013 (Add. 3, 2021) - ASME B31.1 Current
Power piping · 2024 - ASME B31.3 Current
Process piping · 2024 - ASME BPVC Current
Boilers, materials, pressure vessels, overpressure protection · 2025 edition, current - EJMA / EN 14917 Current
Expansion joints · EJMA 11th ed., 2025; EN 14917 2021+A1:2026 - EN 13445 parts 1–5 Current
Unfired pressure vessels · EN 13445-1 2026; EN 13445-2 2026; EN 13445-3 2026; EN 13445-4 2026; EN 13445-5 2026 - EN 13480-1/-2/-4 Current
Metallic industrial piping · 2024 (replaced 2017+A1:2019) - India Boilers Act Current
Statutory boiler regulation · 2025, in force 1 May 2025 (IBR 1950 continues) - TEMA / API 660 / API 661 Current
Heat exchangers (shell-and-tube, air-cooled) · TEMA 2026 Edition (11th); API 660 9th ed., 2015 (R2025); API 661 7th ed., 2013 (R2024)