Design codes

ASME B31.1
Power piping

ASME B31.3
Process piping

ASME B31.4
Pipeline transportation system for liquid hydrocarbons and other liquids

ASME B31.8
Gas transmission and distribution piping system

EN 13445
Unfired pressure vessel

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


Rules for pressure vessels

Websites of the Group

Allied International S.R.L. – Sede legale / Registered office: Località Vascellino di Nibbiano, 29031 Alta Val Tidone (Piacenza), Italy
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