GOST 21081-1975
Aluminium casting patterns. Fixing of loose pieces. Design and dimensions

Standard No.

GOST 21081-1975

Release Date

1975

Published By

RU-GOST R

Latest

GOST 21081-1975

Scope

This standard applies to aluminum casting models intended for the production of sand molds using shaking molds.

GOST 21081-1975 Referenced Document

• GOST 10300-1980 Countersunk-head rivets classes B and C. Specifications*， 1980-04-19 Update
• GOST 12215-1966 Holding devices. Bushes for indexes and locating pins. Design
• GOST 17475-1980 Countersunk head screws product grades A and B. Construction and dimensions*， 1980-04-19 Update
• GOST 19382-1974 Pins for core boxes. Design and dimensions
• GOST 19383-1974 Install pins for core boxes. Design and dimensions
• GOST 21087-1975 Metal casting patterns. Technical requirements
• GOST 3128-1970 Cylindrical pins unhardened. Construction and dimensions
• GOST 380-1971 Carbon steel of ordinary quality. Brands and general technical requirements
• GOST 5927-1970 Hexagon nuts (high precision). Construction and dimensions
• GOST 6402-1970 Lock washers. Specifications
• GOST 859-1978 Copper. Grades*， 1978-04-19 Update

GOST 21081-1975 history

• 1975 GOST 21081-1975 Aluminium casting patterns. Fixing of loose pieces. Design and dimensions