T/GZAS 007-2021
Polyethylene (modified anhydrous phosphogypsum) double steel plastic pipe (English Version)

Standard No.

T/GZAS 007-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

Group Standards of the People's Republic of China

Latest

T/GZAS 007-2021

Scope

Tensile strength MPa ≥20 Elongation at break % >400 Flexural modulus MPa ≥1170 Melt mass flow rate g/10min ≤1.6 Ring stiffness kN/㎡ SN8≥8 SN12.5≥12.5 SN16 ≥16 Drop weight impact test— 10/10 Ring flexibility - The sample is smooth, no cracks, and the two walls are not detached. Oven test - no bubbles, no delamination, no cracking. Creep ratio % ≤4 OIT oxidation induction time min ≥50

T/GZAS 007-2021 history

• 2021 T/GZAS 007-2021 Polyethylene (modified anhydrous phosphogypsum) double steel plastic pipe