GB/T 9117.4-2000

Hubbed socket welding steel pipe flanges with ring-joint face

NORMA vydána dne 28.9.2000

The information about the standard:

Designation standards: GB/T 9117.4-2000
Note: NEPLATNÁ
Publication date standards: 28.9.2000
Country: Chinese technical standard
Kategorie: Technické normy GB