Cross

Equal & Reducing Pipe Cross | 4-Way Distribution | Seamless & Welded Industrial Fittings

Pipe cross is a four-way pipe fitting designed for pipeline branching and medium distribution, available in equal and reducing types. We manufacture carbon steel cross for general industrial piping and stainless steel cross for corrosive medium applications. Seamless and butt weld cross comply with ASME B16.9 standards, suitable for multi-branch piping systems.

As a professional pipe cross manufacturer, we support custom sizes, wall thicknesses and connection types including socket weld and threaded ends.

Core Advantages of Pengrun Cross

Equal & reducing types

Smooth inner wall, low flow loss

Seamless & welded options

Multiple Materials Options

Multiple connection ends

ASME B16.9 compliant

Products Category

Industries

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Threaded / Screwed Cross

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Socket Weld Unequal Cross

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Socket Weld Cross

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Equal Cross

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Main Classification

By structure: Equal Cross (same bore on all ends), Reducing Cross (mixed diameter ports)
By craft: Seamless cross, welded cross
By connection: Butt weld cross, socket weld cross, threaded cross

Application Limits

Equal cross is preferred for uniform branch piping; reducing cross fits mixed-diameter multi-branch systems. Not recommended for high-pressure main trunk lines; mainly applied to auxiliary and branch pipe networks.

Comparison Table：Equal Cross VS Reducing Cross

Item	Equal Cross	Reducing Cross
Bore size	All four ends with identical diameter	Custom mixed bores for different pipe sizes
Flow state	Balanced flow on all branches	Flow rate varies with bore difference
Pressure capacity	Stable performance at full pressure range	Slightly lower capacity at reduced end
Typical usage	Standard uniform branch piping	Multi-diameter integrated pipe networks
Cost	Standard size, lower cost	Custom size, relatively higher cost

Comparison Table：Butt Weld / Socket Weld / Threaded Cross

Item	Butt Weld Cross	Socket Weld Cross	Threaded Cross
Connection	Full penetration butt weld	Socket insert + fillet weld	Screw thread assembly
Suitable size	DN50–DN2000 medium & large bore	DN15–DN100 small bore	DN15–DN80 small bore
Pressure rating	High pressure & temperature	Medium pressure	Low pressure only
Installation	Requires on-site welding	Simple socket welding	No welding, quick assembly
Typical scenario	Main branch process piping	Instrument & utility piping	Low-pressure water & gas lines

FAQs

What’s the difference between equal and reducing cross?

Equal cross has identical bore on all four ends for uniform branching; reducing cross fits mixed-diameter pipe networks.

What is a pipe cross mainly used for?

It realizes 4-way medium distribution and collection in complex pipeline systems, supporting multi-branch layout.

What connection types do your pipe crosses support?

Butt weld, socket weld and threaded ends are available to match different piping systems.

What specifications can you customize?

Custom bore combinations, wall thicknesses, sizes DN15–DN2000 and special schedules are supported.

Are seamless crosses suitable for high-pressure pipelines?

Yes, seamless crosses have uniform wall thickness and perform reliably in medium-high pressure branch lines.

Cross

Core Advantages of Pengrun Cross

Equal & reducing types

Smooth inner wall, low flow loss

Seamless & welded options

Multiple Materials Options

Multiple connection ends

ASME B16.9 compliant

Products Category

Industries

Need Custom Quote

Main Classification

Application Limits

Comparison Table：Equal Cross VS Reducing Cross

Comparison Table：Butt Weld / Socket Weld / Threaded Cross

FAQs

Get Custom Quote

Get Custom Quote