Fire protection
Grooved coupling
قفيص كروف
- DN 50–300
- FM/UL
Specifications
- Standard
- AWWA C606 (grooved)
- Size range
- DN 50–300
- Pressure
- 300 psi (≈ PN 21)
- Material
- Ductile iron ASTM A536
- Approval
- FM approved / UL listed
