Steel pattern plates for moulding boxes having inside dimensions 2500x2000 mm for moulding foundry machines with turn of half mould without squeezing. Design and dimensions
STANDARD published on 1.1.1976
Designation standards: GOST 20121-74
Publication date standards: 1.1.1976
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 8.81