JB/T 2798-1999
Metallographe stadard specifications for powder metallurgy iron-based sintering products (English Version)

Standard No.

JB/T 2798-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Machinery

Latest

JB/T 2798-1999

Replace

JB 2798-1981

Scope

This standard specifies the quantitative evaluation grade of pearlite and cementite in the metallographic structure of iron-based powder metallurgy sintered products. This standard is suitable for evaluating the metallographic structure of medium and high density iron-based powder metallurgy sintered products with a density of not less than 6.0g/cm3.

JB/T 2798-1999 history

• 1999 JB/T 2798-1999 Metallographe stadard specifications for powder metallurgy iron-based sintering products
• 0000 JB 2798-1981