Fully Welded Gear Operated Trunnion Ball Valve
Fully Welded Gear Operated Trunnion Ball Valve
Fully Welded Gear Operated Trunnion Ball Valve
Fully Welded Gear Operated Trunnion Ball Valve

Fully Welded Gear Operated Trunnion Ball Valve DN150-DN350 PN16-PN64

Model: Q367F-16~64
Nominal Size Range: DN150~DN350
Pressure Rating: PN16~PN64
Applicable Media: Hot water, steam, natural gas, and other fluids
Application Fields: District heating systems, power plants, chemical industry, metallurgy

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Description

Technical Features

  • Top and Bottom Stem Support Design: Ensures stable opening and closing performance, maintaining reliable bidirectional operation under high differential pressure conditions.
  • Reinforced Valve Wall Thickness: Provides stronger resistance to pipeline axial force and improves structural durability.
  • Trunnion Mounted Ball Structure: Reduces operating time and ensures smoother valve operation.

Applications of Fully Welded Trunnion Ball Valve

  • Long-distance district heating transmission pipelines in urban heating systems
  • Main pipelines in power plants
  • Hot water pipelines in steel plants
  • Industrial heating systems in various industries

Main Parts and Materials

No. Part Name Material
1 Oil-Free Bearing Fe + PTFE + Cu
2 Upper Gland 45#
3 Packing Sleeve 45#
4 Compression Ring 45#
5 Sealing Assembly FKM
6 Valve Body Q235
7 Upper Stem 20Cr13
8 Ball S304
9 Seat O-Ring FKM
10 Valve Seat PTFE + Carbon
11 Steel Valve Seat A105
12 Spring Inconel X-750
13 Pipe Connection 20#
14 Lower Stem 20Cr13
15 Lower Stem Sleeve 45#
16 Lower Stem Cover 45#