T/CMMA 4-2017
Magnesia cement products—Lightweight board used in buildings (English Version)

Standard No.

T/CMMA 4-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

Group Standards of the People's Republic of China

Latest

T/CMMA 4-2017

Scope

Fire resistance limit: 2-3h; radionuclide limit: IRa (internal exposure index) ≤ 0.3, Iγ (external exposure index) ≤ 0.5.

T/CMMA 4-2017 history

• 2017 T/CMMA 4-2017 Magnesia cement products—Lightweight board used in buildings