Design codes

ASME B31.1

Power piping

ASME B31.3

Process piping

ASME B31.4

Pipeline transportation system for liquid hydrocarbons and other liquid

ASME B31.8

Gas transmission and distribution piping system

EN 13445

Unfired pressure vessels

EN 13480
Metallic industrial piping

EN 12952
Water-tube boilers and auxiliary installations
(former BS PD 5500 – Swedish Ordinance AFS 1994:39)

DIN 2413

Steel pipes, calculation of wall thickness subjected to internal pressure

TRD 301

Design of tube bends – Technical rules for Steam Boilers

AD 2000-Merkblatt B2 Technical rule
Conical shells subjected to internal and external overpressure

AD 2000-Merkblatt B3 Technical rule

Domed ends subject to internal or external pressure

AD 2000-Merkblatt B9 Technical rule

Openings in cylinders, cones and spheres under internal pressure


Rule for pressure vessels

Websites of the Group

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