Pipe Coupling – Cangzhou Huairong Pipeline Equipment Co., Ltd.

PRODUCT PARAMETERS

The Threaded Coupling is a key threaded fitting in piping systems for straight connections between pipes of the same diameter. It features an integral forged structure with full internal threads, allowing quick screw connection with male-threaded pipes or fittings at both ends.

This coupling provides a tight connection, easy assembly/disassembly, and eliminates the need for complex welding processes. It is suitable for various industrial conditions involving medium/low pressure, medium temperature, and corrosive media. Full specification customization is available.
Application Fields:

Widely applied in industries such as petroleum, chemical, oil & gas transportation, electric power and energy, metallurgy, shipbuilding, pharmaceuticals, heating supply, and long-distance pipelines. Suitable for harsh working conditions involving steam, oil products, gases, flammable and explosive substances, as well as corrosive media. It serves as an economical and efficient solution for pipeline extension and transition connections in medium- and low-pressure piping systems.

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Description

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Description

Item	Specification
Product Size	DN6-DN100 (1/8″ 4″) and other common specifications, customization availat
Pressure Rating	PN2.5-PN400 / CLASS150, CLASS300, CLASS600, CLASS900, CLASS1500, CLASS
Manufacturing Standard	Compliant with international standards such as GB, ANSI, DIN, JIS
Material	Carbon steel, stainless steel, alloy steel, low-temperature steel, duplex steel, etc
Surface Treatment	Pickling & passivation, oil coating for rust prevention, paint, hot-dip galvanizing
Origin	Made in China
Connection Type	Socket weld
Temperature Range	‘-50°C ~ +450°C (specific temperature resistance range subject to material andapplication conditions)

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