Nominal pressure (PN): 2,1.5,2.5,1,1.2,1.6 Object of action: boiler structure type: fixed Applicable industry: industrial nominal diameter (DN): DN32, DN15, DN20, DN50, DN40, DN25 valve body material: brass nickel-plated eccentric requirements: non-eccentric flow direction: one-way connection form: internal thread shape: ball temperature environment: high temperature action mode: single-acting valve action: reversing sealing material: PTFE lining material: rubber lining pressure environment: atmospheric pressure applicable medium: steam brand: Shida valve standard: national standard can be equipped with accessories: handle sealing method: soft seal null: 1, one, one function: fast type specification and model: DN15, DN20, DN25, DN32, DN40, DN50 type (channel position): straight-through drive mode: manual