Grooved x Male Threaded Reducing Coupling ASTM A536 Ductile Iron Pipe Fitting

Product Features (Specifications – Plain English List)

Standard: UL/FM, GB standards

Type: Grooved x Male Threaded Reducing Coupling ASTM A536 Ductile Iron

Material: Ductile iron

Connection type: Grooved end + male threaded end

Pressure class: 1.6MPa / 2.5MPa

Temperature range: -20℃ ~ 120℃

Surface treatment: Red painted / Epoxy coated

Application: Water, fire fighting sprinkler, HVAC, industrial fluid pipelines

Chat Now

Product details

Grooved adapter is grooved x threaded with male threaded outlet, it is cone-shaped pipe fitting with groove and male thread connection convertion, and it is used to join two pipes of different diameter at the same axis.

Product Overview

This Grooved x Male Threaded Reducing Coupling ASTM A536 Ductile Iron Fitting is used to connect grooved pipes with threaded pipes in fire protection, water supply and industrial piping systems. It provides a safe and tight connection between different connection types, with stable performance and easy installation. Made of high-strength ductile iron, it features good pressure resistance, reliable sealing and long service life.

Specifications Table (Dimensions & Parameters)

SIZE		OD SIZE	L (MM)
2″×1″	DN50×DN25	60.3X33.7	64
2″×1 1/4″	DN50×DN32	60.3X42.4	64
2″×1 1/2″	DN50×DN40	60.3X48.3	64
2 1/2″×1″	DN65×DN25	73.0X33.7	64
2 1/2″×1 1/4″	DN65×DN32	73.0X42.4	64
2 1/2″×1 1/2″	DN65×DN40	73.0X48.3	64
2 1/2″×2″	DN65×DN50	73.0X60.3	64
2 1/2″×2″	DN65×DN50	76.1X60.3	64
3″×1″	DN80×DN25	88.9X33.7	64
3″×1 1/2″	DN80×DN40	88.9X48.3	64
3″×2″	DN80×DN50	88.9X60.3	64
3″×2 1/2″	DN80×DN65	88.9X73.0	64
4″×1″	DN100×DN25	114.3X33.7	76.1
4″×1 1/2″	DN100×DN40	114.3X48.3	76.1
4″×2″	DN100×DN50	114.3X60.3	76.1
4″×2 1/2″	DN100×DN65	114.3X73.0	76.1
4″×3″	DN100×DN80	114.3X88.9	76.1

Product Applications

Connection between grooved and threaded pipes in fire sprinkler systems
Transition fitting for water supply and drainage pipelines
Adapter for HVAC circulating water piping systems
Industrial fluid pipeline conversion connection
Urban pipe network, fire protection engineering and construction piping

Installation and Maintenance

Inspect the adapter for cracks, deformation and complete grooves before installation
Clean grooves and threaded surfaces, install gaskets correctly
Connect grooved end with coupling and tighten bolts evenly
Use seal tape on male thread to ensure good sealing
Conduct pressure test after installation to check for leakage
Regularly check sealing condition and fastening status

FAQ

Can you supply OEM?

OEM is available. We can customize the product according to your specific requirements, including logo printing and packaging design.

What’s the MOQ?

The MOQ is 500 pieces. For customized products with special sizes or surface treatments, the MOQ may vary.

How about the order processing and lead time?

After order confirmation and receipt of the advance payment, we will arrange production. Generally, the products can be ready for shipment within 15-20 working days. Once dispatched, we will notify you and provide all necessary documents for customs clearance.

What quality will be ensured?

All products are 100% new and undergo strict quality inspections, including pressure testing and dimensional checks, before delivery. We use sturdy wooden crates or cartons to ensure the products are well-protected during transportation.

Can you guide the installation?

Yes, we provide detailed installation instructions in English and other major languages. Our technical support team is also available for online consultation and guidance if needed.

Contact Information

Sales Inquiry:
Provide contact information for sales inquiries.

Email: [email protected]

Phone: +86 13012223295

Technical Support：

If you have any questions regarding product installation, commissioning, operation or maintenance, please contact our technical support team for professional assistance:

Email: [email protected]