Brass ball valve From 1/2" - 4"
All brass, Iron handle, no plated, have locked nut.
Material: Cu 57-58%, Zn 35-36%, Pb 2-2.8%, Fe 0.3-0.6%, Sn 0.2-0.8%.
Nominal pressure: 1.6(Mpa) PN 25
Air tightness: 0.6
Operating temperature: ≤150(.C)
Applicable media: Steam, water, oil products, gas, etc.