2..Hoisting screw with double tooth M8 M10, easy installation
3. inner liner is flame retardant EPDM rubber,(hardeness 40 °±5°shore A),
play a good role in anti seismic
4. Suitable for spray pipes below DIN60, sprinkler pipes, gas pipes, sewage ,
pipes,fire pipes
5. coating types: hot galvanizing,environmental protection galvanized, powder ,
paint, decronmet.
6.
Operating temperature:-40℃-100℃
7.
Screw fastening: M5-1.0Nm, M6-2.0Nm
8.
Fire test B level, Noice 4L=17Db(A