Grooved Adaptor Flange ASTM A536 EN Standard

Product Features (Specifications – Plain English List)

Standard: EN1092, PN10/PN16/PN25

Type: Grooved Adaptor Flange ASTM A536

Material: Ductile iron

Connection type: Grooved end + flanged end

Pressure class: 1.0MPa / 1.6MPa / 2.5MPa

Temperature range: -20℃ ~ 120℃

Surface treatment: Red epoxy coated /hot-dip galvanized

Application: Fire protection, water supply, industrial piping systems

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Product details

Adaptor flange EN standard is a type of flange that connects two components with differing connection types, sizes, or standards, acting as a transitional piece to ensure compatibility.

Product Overview

This EN standard Grooved Adaptor Flange ASTM A536 is used to connect grooved pipe ends to flanged pipes, valves or equipment. It complies with EN standard specifications, featuring stable connection and reliable sealing. Made of high-strength ductile iron, it has good pressure resistance and long service life, widely applied in fire protection, water supply and industrial piping systems.

Specifications Table (Dimensions & Parameters)

SIZE		OD SIZE	L (MM)	X (MM)		Y (MM)		Z (MM)
1”	DN25	33.7	60.5		115		85		16
1 1/4”	DN32	42.4	60.5		140		100		16
1 1/2”	DN40	48.3	60.5		150		110		16
2”	DN50	57	65		165		125		16
2”	DN50	60.3	65		165		125		16
2 1/2”	DN65	76.1	65		185		145		16
3”	DN80	88.9	65		200		160		16
4”	DN100	108	70		220		180		16
4”	DN100	114.3	70		220		180		16
5”	DN125	133	70		250		210		18
5”	DN125	139.7	70		250		210		18
6”	DN150	159	70		285		240		18
6”	DN150	165.1	70		285		240		18
6”	DN150	168.3	70		285		240		18
8”	DN200	219.1	80		340		295		19

Product Applications

Connection between grooved pipes and EN flanged valves/equipment
Pipeline conversion connection in fire protection and water supply systems
Industrial pipeline projects with EN standard requirements
Municipal engineering and HVAC circulating water systems
Connection of pumps, valves and other flanged accessories

Installation and Maintenance

Inspect the flange and groove for cracks or damage before installation
Clean the pipe groove and flange sealing surface
Install the gasket correctly between flanges
Tighten bolts evenly and symmetrically to ensure sealing
Conduct pressure test after installation
Regularly check bolt tightness and sealing condition

Related Products

Related Products

Blind flange EN standard

Threaded flange

Grooved rigid coupling

Grooved flexible coupling

Mechanical tee

Full series grooved pipe fittings

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]