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BS 6891:1988
Заменен
Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
— 22 стр.
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Изменения
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Ссылочные документы
BS 6891:1998
Заменен
Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
— 34 стр.
CP 331-3:1974
Заменен
Code of practice for installation of pipes and meters for town gas, Low pressure installation pipes
На этот документ ссылаются
CP 331-3:1974
Заменен
Code of practice for installation of pipes and meters for town gas, Low pressure installation pipes
BS 6891:1998
Заменен
Specification for installation of low pressure gas pipework of up to 28 mm (R1) in domestic premises (2nd family gas)
— 34 стр.