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Ductile Iron Grooved Equal Cross, UL Listed Fire Protection Grooved 4‑Way Cross for Fire Sprinkler Pipeline System

Ductile Iron Grooved Equal Cross, UL Listed Fire Protection Grooved 4‑Way Cross for Fire Sprinkler Pipeline System

This UL listed grooved equal cross is a dedicated grooved fitting for fire‑protection piping. Made of high‑strength ductile iron with red epoxy anti‑corrosion coating. Equal‑diameter four‑way structure realizes pipeline shunting and confluence.

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Product Description

Rated diameter mm	Pipe outside diameter mm	Rated pressure MPa	Basic measurement L
50	57	2.5	84
50	60.3		84
65	76.1		90
80	89		91
100	108		104
100	114.3		92
125	133		122
125	139.7		122
150	159		142
150	165		117
150	168.3		142
200	219.1		179
250	273		215
300	323.9		245
350	377	1.6	305

Item	Parameter
Model	Grooved Equal Cross
Body Material	Ductile Iron
Surface Treatment	Red Epoxy Powder Coating
Connection Type	Four‑end Grooved
Structure	Equal‑diameter four‑way
Working Pressure	2.5MPa
Applicable Pipe	Grooved steel pipe
Size Range	DN50‑DN350
Certification	UL Listed, CE
Application	Equal‑diameter shunting & confluence for fire grooved pipelines

Main Features

Ductile iron cast body with red epoxy powder coating, anti‑corrosion for fire‑fighting piping system
Equal‑diameter four‑way structure, four grooved ends for pipeline shunting and confluence
Four‑end grooved connections, directly assemble with grooved couplings
Smooth inner bore, low water flow resistance for stable fluid delivery
UL & CE certified, comply with international fire‑safety standards
Grooved quick‑assembly design, no welding or threading required

Product Advantages

High‑strength ductile iron casting, withstand pipeline water pressure and water hammer impact
Red epoxy powder coating, excellent rust‑proof performance for indoor fire‑protection environment
Smooth inner cavity reduces flow turbulence, ensures balanced four‑way water distribution
Grooved connection for fast on‑site installation, no hot‑work, improves construction safety
UL Listed certification, meets acceptance requirements of overseas fire‑protection projects
Complete size range, widely used for equal‑diameter four‑way branch of fire grooved steel pipelines

Application Scenarios

‑ Fire sprinkler grooved pipeline equal‑diameter four‑way shunting

‑ Building fire‑fighting water supply grooved pipe network

‑ Shopping mall, hotel, hospital fire pipe four‑way branch connection

‑ Factory, warehouse fire‑protection piping engineering

‑ Overseas fire‑safety projects requiring UL certification

Precision Valve Manufacturing

Professional Valve Manufacturer | Integrated Manufacturing

Raw Material Inspection

We select high-quality raw materials according to product specifications and international standards. All incoming materials are carefully inspected to ensure chemical composition, mechanical properties and traceability.

Forging & Casting

Advanced forging and casting processes are used to produce strong and reliable fire hydrant valve bodies and components. Strict process control ensures uniform structure, dimensional accuracy and excellent mechanical performance.

CNC Machining

Our CNC machining equipment provides precise and consistent processing of fire hydrant valve components. Critical dimensions, threads and sealing surfaces are strictly controlled to ensure accurate assembly and reliable sealing performance.

Surface Treatment

fire hydrant valve surfaces are professionally shot blasted to remove rust, scale and impurities. by epoxy powder coating, red fire‑retardant painting or hot‑dip galvanizing for long‑term anti‑corrosion performance.

Pressure Testing

Every fire hydrant valve undergoes strict pressure testing before shipment. Body and seat tests are performed according to applicable standards and customer specifications to verify pressure resistance and sealing reliability.

Quality Inspection

Our quality control team conducts comprehensive inspections throughout the production process. Finished valves are checked for dimensions, appearance, materials, pressure performance and overall quality before final approval and shipment.

What is grooved equal cross used for?

For equal‑diameter four‑way shunting and confluence of fire grooved steel pipelines.

Is welding required during installation?

No, connect with grooved couplings after steel pipe grooving.

What certifications does this cross have?

UL Listed and CE certification for fire‑protection application.