Mechanical fittings for polyethylene piping systems for the supply of gaseous fuels—Part 1:Metal fittings for pipes of nominal outside diameter less than or equal to 63 mm
NORMA vydána dne 14.1.2011
Designation standards: GB/T 26255.1-2010
Note: NEPLATNÁ
Publication date standards: 14.1.2011
Country: Chinese technical standard
Kategorie: Technické normy GB