Zhejiang Qiangtai Pipe Fitting & Valve Co., Ltd.
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Threaded Pipe Fittings

Wide range of threaded pipe fittings including elbows, tees, couplings, caps, plugs, and more. Available in stainless steel and carbon steel with precision threading.

Threaded Pipe Cap
Threaded Pipe Cap

Threaded pipe cap for sealing pipe ends. Precision threading ensures leak-proof closure in piping systems.

Threaded Pipe CapView Details
Threaded Plug
Threaded Plug

Threaded plug for sealing pipe ends and fittings. External thread design with hex or square head for wrench tightening.

Threaded PlugView Details
Threaded Bushing
Threaded Bushing

Threaded reducing bushing for connecting pipes of different diameters. Male external thread on one side and female internal thread on the other.

Threaded BushingView Details
Male Threaded Tee
Male Threaded Tee

Threaded tee with male external threads on all three ends. For branching pipe runs with direct threaded connections.

Male Threaded TeeView Details
Male Threaded Elbow
Male Threaded Elbow

90-degree threaded elbow with male external threads on both ends. For changing pipe direction with direct threaded connections.

Male Threaded ElbowView Details
Double Male Threaded Union
Double Male Threaded Union

Threaded union with male threads on both ends. Three-piece design allows easy disconnection for maintenance without cutting pipe.

Double Male Threaded UnionView Details
Reducing Tee
Reducing Tee

Threaded reducing tee with female threads. Branch outlet is smaller than the run, allowing size reduction at branch take-offs.

Reducing TeeView Details
Female Threaded Elbow
Female Threaded Elbow

90-degree threaded elbow with female internal threads on both ends. For changing pipe direction in threaded piping systems.

Female Threaded ElbowView Details
Male × Female Threaded Elbow
Male × Female Threaded Elbow

90-degree elbow with male thread on one end and female thread on the other. Practical adapter elbow for diverse piping configurations.

Male × Female Threaded ElbowView Details
Hex Male Threaded Nipple
Hex Male Threaded Nipple

Male threaded nipple with hex center section for wrench tightening. Short connector for joining two female threaded fittings.

Hex Male Threaded NippleView Details
Female Threaded Coupling
Female Threaded Coupling

Straight coupling with female internal threads on both ends. For joining two male threaded pipes or fittings in a straight line.

Female Threaded CouplingView Details
Threaded Cross (Four-Way)
Threaded Cross (Four-Way)

Four-way threaded cross fitting with female threads. For creating intersecting pipe runs with four connections in one fitting.

Threaded Cross (Four-Way)View Details
Female Threaded Tee
Female Threaded Tee

Threaded tee with female internal threads on all three ends. Standard branch fitting for creating pipe take-offs in threaded systems.

Female Threaded TeeView Details
Female Threaded Union
Female Threaded Union

Threaded union with female internal threads on both ends. Three-piece design allows easy disconnection without rotating connected pipe.

Female Threaded UnionView Details
Y-Type Threaded Tee
Y-Type Threaded Tee

Y-type threaded tee with angled branch. Lower flow resistance than standard tees for smoother media diversion at branch take-offs.

Y-Type Threaded TeeView Details
Three-Dimensional Tee
Three-Dimensional Tee

Three-dimensional tee fitting with ports in perpendicular planes. For branching in multiple spatial directions within compact piping layouts.

Three-Dimensional TeeView Details
Male × Female Threaded Tee
Male × Female Threaded Tee

Threaded tee combining male and female thread configurations. Versatile branch fitting for mixed-thread piping connections.

Male × Female Threaded TeeView Details
Male × Female Threaded Coupling
Male × Female Threaded Coupling

Threaded coupling with male thread on one end and female thread on the other. Practical adapter for connecting different thread types.

Male × Female Threaded CouplingView Details

About Threaded Pipe Fittings

Our threaded pipe fittings are manufactured to meet international standards including ANSI, DIN, BS, and JIS. We produce a comprehensive range covering threaded elbows, tees, crosses, couplings, unions, caps, plugs, bushings, and specialty fittings. Available in stainless steel (304, 316, 316L) and carbon steel with various surface treatments including galvanizing, polishing, and passivation. Each fitting undergoes strict dimensional inspection and pressure testing before shipment.

Key Features

Precision NPT / BSPT / BSPP threading
Available in 1/8" to 4" sizes
Stainless steel 304, 316, 316L
Carbon steel with galvanized finish
ANSI / DIN / BS / JIS standards
150# to 3000# pressure ratings

Available Materials

Stainless Steel 304Stainless Steel 316Stainless Steel 316LCarbon SteelGalvanized Steel

Connection Types

  • NPT Threaded
  • BSPT Threaded
  • BSPP Threaded
  • Socket Weld

Applications

  • Water Treatment
  • Oil & Gas
  • Chemical Processing
  • Plumbing Systems
  • Fire Protection
  • HVAC

OEM / ODM

Custom dimensions, materials, and surface treatments available. Send drawings or samples for quotation.

Threaded Pipe FittingsManufacturer and Supplier

Zhejiang Qiangtai Pipe Fitting & Valve Co., Ltd. is a professional manufacturer and supplier of products based in Wenzhou, Zhejiang, China. We offer a comprehensive range of high-quality products with OEM/ODM services, competitive factory-direct pricing, and reliable global delivery. Contact us today for product specifications, pricing, and technical support for your project requirements.

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