This European Standard was approved by CEN on 19 February 2001. 28p. This EN 12952-2 covers the requirements for the following materials for use in pressure parts of water-tube boilers and for parts welded on pressure parts
This Part of this European Standard applies to all shell boilers as defined in EN 12953-1 which are heated by combustion of one or more fuels or by hot gases for the generation of steam and/or hot water.
This European Standard specifies the design, construction, equipment, operational and water treatment requirements drawn up with a view to ensuring the operating safety of new stationary shell boiler plants.
This European Standard covers the following materials for pressure parts of shell boilers subjected to internal and external pressure and their integral attachments: – flat products; – tubes; and – forgings.
This Part of the European Standard specifies requirements for the inspection during construction, documentation and marking of shell boilers as defined in EN 12953-1
This Part of this European Standard specifies requirements for safety related equipment for shell boilers as defined in EN 12953-1, irrespective of the degree of supervisions.
This Part of this European Standard specifies requirements for firing systems for oil and gaseous fuels applicable to shell boilers, as defined in EN 12953-1, irrespective of the degree of supervision. For multifuel firing systems using separate or combined burners, these requirements apply to the oil and/or gas firing part involved.
This European Standard specifies requirements for limiters (or limiting devices) which are incorporated into safety systems for shell boilers as defined in EN 12953-1.