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Norm
ÖNORM EN 297
Issue date: 2005 07 01
Gas-fired central heating boilers - Type B boilers, fitted with atmospheric burners of nominal heat input not exceeding 70 kW (consolidated version)
Withdrawn: 2006 10 01
Publisher:
Austrian Standards International
Format:
Digital | 166 Pages
Language:
German
| English
Currently valid:
Optionally co-design standards:
ICS
ÖNORM EN 15502-2-2
2014 11 01
Gas-fired central heating boilers - Part 2-2: Specific standard for type B1 appliances
Norm
ÖNORM EN 297
2006 10 01
Gas-fired central heating boilers - Type B boilers, fitted with atmospheric burners of nominal heat ...
Norm
ÖNORM EN 297
2005 07 01
Gas-fired central heating boilers - Type B boilers, fitted with atmospheric burners of nominal heat ...
Norm
↖
ÖNORM EN 297/A6
2003 06 01
Gas-fired central heating boilers - Type B11 and B11BS boilers, fitted with atmospheric burners of n...
Norm
ÖNORM EN 297/A5
1998 10 01
Gas-fired central heating boilers - Type B11 and B 11BS boilers, fitted with atmospheric burners of ...
Norm
ÖNORM EN 297/A3
1997 03 01
Gas-fired central heating boilers - Type B11 and B11BS boilers fitted with atmospheric burners of no...
Norm
ÖNORM EN 297
1996 10 01
Gas-fired central heating boilers - Type B11 and B11BS boilers fitted with atmospheric burners of no...
Norm
ÖNORM EN 297
1994 09 01
Gas-fired central heating boilers - Type B11 and B11BS boilers fitted with atmospheric burners of no...
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ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
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Chimneys - Metal chimneys - Test methods (consolidated version)
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Welding and allied processes - Nomenclature of processes and reference numbers (ISO 4063:1998)
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Pipe threads where pressure-tight joints are made on the threads — Part 1: Dimensions, tolerances and designation
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ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
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Welding and allied processes — Symbolic representation on drawings — Welded joints (Corrected version 2021-09)
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2006 10 01
Gas-fired central heating boilers - Type B boilers, fitted with atmospheric burners of nominal heat input not exceeding 70 kW (consolidated version)
