JC/T 449-1991
Amaranth clay for building materials (English Version)

Standard No.

JC/T 449-1991

Language

Chinese, Available in English version

Release Date

1991

Published By

国家建筑材料工业局

Status

Be replaced 2000-10

Replace By

JC/T 449-2000

Latest

JC/T 449-2021

JC/T 449-1991 history

• 2021 JC/T 449-2021 Raw materials for magnesium cementitious materials
• 2008 JC/T 449-2008 Raw materials for magnesia cement
• 2000 JC/T 449-2000 Raw materials for magnesia cement
• 1991 JC/T 449-1991 Amaranth clay for building materials