Threaded Floating Ball Valve

Q11F threaded floating ball valve provides compact quarter-turn shut-off for natural gas, LPG, utility, and compatible industrial pipeline systems. Carbon steel, SS304, SS316, and brass body options are available with PTFE, reinforced PTFE, or PPL seats for different operating requirements.

PRODUCT DETAILS

The Q11F Threaded Floating Ball Valve is designed for reliable quarter-turn shut-off in natural gas, LPG, utility, and compatible industrial pipeline systems.

Its threaded connection allows direct installation into small-bore piping without flanges, helping reduce installation space and simplify pipeline layout. The floating ball design uses line pressure to push the ball against the downstream seat, providing dependable soft-seated isolation.

The Q11F range includes carbon steel, SS304, SS316, and brass constructions. PTFE, reinforced PTFE, and PPL seat options are available for different temperature and service conditions. One-piece, two-piece, and three-piece threaded body configurations may be supplied depending on the selected model.

Technical Specifications

Valve Type Threaded Floating Ball Valve
Connection Internal Threaded – NPT, BSPT, BSPP / G
Steel Size Range DN6-DN100 Reference Range
Steel Pressure Rating PN16 / PN25 / PN40 / PN64
Body Material Carbon Steel, SS304, SS316, Brass
Seat Material PTFE, Reinforced PTFE, PPL
Operation Manual Lever, Quarter-Turn
Brass Model Q11F-16T, DN15-DN50, PN16
Typical Applications Natural Gas, LPG, Utility Systems, Equipment Isolation and Industrial Pipelines

Key Features

  • Compact threaded connection for small-bore pipeline installation
  • Floating ball design for reliable soft-seated shut-off
  • Fast 90-degree quarter-turn manual operation
  • Carbon steel, SS304, SS316, and brass body options
  • PTFE, reinforced PTFE, and PPL seat options
  • One-piece, two-piece, and three-piece body configurations available
  • NPT, BSPT, and BSPP / G thread options depending on model
  • Suitable for gas, utility, and compatible industrial isolation service after configuration confirmation

Applications

The Q11F Threaded Floating Ball Valve is suitable for natural gas and LPG systems, utility skids, equipment isolation, small-bore process piping, water and oil service, and other compatible industrial applications requiring compact and fast quarter-turn shut-off.

ZEMTECH GAS provides product selection support based on valve size, pressure rating, body material, seat material, thread standard, service medium, operating temperature, sealing method, and project requirements.

TECHNICAL SPECIFICATIONS

Product Specifications

Specifications may vary by model, material, pressure rating and project requirements.

Model

Q11F

Size Range

DN6-DN100

Pressure Rating

PN16 / PN25 / PN40 / PN64

Body Material

Carbon Steel, SS304, SS316, Brass

Seat Material

PTFE, RPTFE, PPL

Quality Control

Products are checked according to order requirements and applicable specifications before delivery

Technical Documentation

Product specifications, technical data, and related documents can be provided based on project requirements

Selection Support

Our team can assist with product selection based on application, medium, pressure, size, and installation requirements

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