
Plastics piping systems for buried and above-ground pressure systems for water for general purposes, drainage and sewerage. Polyethylene (PE). Valves
出版:British Standards Institution

专家解读视频
© British Standards Institution 2013
NEN EN 13244-4:2003 - Identical
SS EN 13244-4 Ed. 1 (2003) - Identical
UNE EN 13244-4:2003 - Identical
NS EN 13244-4 Ed. 1 (2003) - Identical
UNI EN 13244-4:2004 - Identical
I.S. EN 13244-4:2002 - Identical
SN EN 13244-4:2003 - Identical
DIN EN 13244-4 (2003-04) - Identical
NBN EN 13244-4:2003 - Identical
NF EN 13244-4:2003 - Identical
ONORM EN 13244-4:2003 - Identical