JB/T 3904-1994
General technical requirements for rock drilling machinery and pneumatic tools metal molds and sand casting aluminum alloy castings (English Version)

Standard No.

JB/T 3904-1994

Language

Chinese, Available in English version

Published By

Professional Standard - Machinery

Status

Be replaced 2007-07

Replace By

JB/T 3904-2006

Latest

JB/T 3904-2017

Scope

This standard specifies the classification and inspection items of aluminum alloy castings cast in metal molds and sand molds for rock drilling machinery and pneumatic tools. This standard is applicable to metal mold and sand mold gravity cast aluminum alloy castings of rock drilling machinery and pneumatic tools.

JB/T 3904-1994 history

• 2018 JB/T 3904-2017 General technical requirements for rock drilling machinery and pneumatic tools metal molds and sand casting aluminum alloy castings
• 2006 JB/T 3904-2006 General specifications for metal and sand casting aluminium alloy of rock drilling machines and pneumatic tools
• 1970 JB/T 3904-1994 General technical requirements for rock drilling machinery and pneumatic tools metal molds and sand casting aluminum alloy castings