A pipe coupler from Cangzhou Zexi is used to join two pipes in industrial and commercial systems. Constructed in carbon steel and stainless steel, they conform to ASME B16.11 standards. Couplers handle pipe diameters from 1/8" to 6" and can be socket welded or threaded. Operating temperatures range from -20°C to 400°C, and they can manage pressures up to 3000 psi. The pipe coupler features NPT or BSP threads, providing a secure, leak-resistant connection across applications.
Product Parameters
|
Material |
ASTM A105 carbon steel, ASTM A182 F304/L F316/L stainless steel |
|
Size Range |
1/8" to 6" |
|
Pressure Rating |
3000 psi |
|
Connection Type |
Threaded coupling (NPT/BSP), Socket Weld |
|
Standard |
ASME B16.11 |
|
Temperature Range |
-20°C to 400°C |
|
Surface Treatment |
Galvanized or plain |
Main Applications
Water and wastewater pipelines.
Oil and gas distribution networks.
Steam and gas lines.
Chemical processing systems.
Fire protection and sprinkler systems.
Components
Carbon steel or stainless steel body.
Internal threading (NPT/BSP).
Socket weld section (where applicable).
Protective coating for corrosion resistance.
Sealing surfaces for tight joints.
Why Choose Us

Zexi Pipe Fittings offers technical support, custom sizes, rapid delivery, and quality certification for pipe coupler.
With 30 years in the pipe fittings industry, Cangzhou Zexi ensures consistent quality, international standard compliance, and dependable supply for global customers.
FAQ
Q: Are these couplers suitable for high-pressure pipelines?
A: Yes, they can withstand pressures up to 3000 psi.
Q: Can couplers be used in outdoor water systems?
A: Yes, galvanized or stainless steel options provide corrosion resistance.
Q: Are special thread standards available?
A: Yes, both NPT and BSP threads are provided according to customer needs.
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