UNI Lap Joint (Loose) Flanges PN6 to PN40 Manufacturer

UNI Lap Joint (Loose) Flanges PN6 to PN40

Manufacturer and Supplier of UNI Lap Joint (Loose) Flanges PN6 to PN40 in Various Material Grades
UNI PN6 Lap Joint Flanges Manufacturer in Mumbai, India. Carbon Steel UNI PN40 Loose Flanges Supplier, Stainless Steel UNI PN6 Lap Joint Flanges Exporter, Alloy Steel UNI PN25 Loose Flanges Stockist, Copper Nickel UNI PN10 Lap Joint Flanges Distributor, Inconel UNI PN16 Loose Flanges, Monel UNI PN40 Lap Joint Flanges, Hastelloy UNI PN6 Loose Flanges, Duplex Steel UNI PN6 to PN40 Lap Joint Flanges Manufacturer & Exporter in Mumbai, India.

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Lap Joint Flanges from Werber Flanges Inc.

Werner Flanges Inc. is a trusted manufacturer and supplier of UNI Lap Joint (Loose) Flanges PN6 to PN40, available in a wide range of material grades such as Carbon Steel, Stainless Steel, Alloy Steel, Duplex & Super Duplex Steel, Copper Nickel, Inconel, Monel, and Hastelloy. These flanges are specifically designed to be used with stub ends and are ideal for piping systems where frequent disassembly is required. Their unique design allows for easy alignment during installation and helps reduce stress on piping systems, making them a preferred choice for non-critical and low-pressure applications.

Widely used in industries such as oil & gas, chemical processing, water treatment, marine, HVAC, and power generation, UNI Loose Flanges provide a cost-effective and flexible flange connection without the need for welding. Available in pressure ratings from PN6 to PN40, each flange is manufactured to precise dimensional standards and quality tested for durability and performance. Whether you’re sourcing for industrial maintenance or large-scale project requirements, Werner Flanges Inc. offers custom solutions and quick delivery worldwide. For product inquiries or custom specifications, contact us at sales@wernerflanges.com.

Stainless Steel 316 UNI PN6 Lap Joint Flanges, Carbon Steel UNI PN10 Loose Flanges, Duplex Steel S31803 UNI PN16 Lap Joint Flanges, Super Duplex S32750 UNI PN25 Loose Flanges, Titanium UNI PN6 Lap Joint Flanges, Copper Nickel UNI PN10 Loose Flanges, CuNi UNI PN16 Lap Joint Flanges, Inconel UNI PN40 Loose Flanges, Monel UNI PN6 Lap Joint Flanges, UNI PN40 Lap Joint Flanges for High Pressure Applications, Nickel Alloy UNI PN40 Loose Flanges for Heat Exchangers, Carbon Steel UNI PN6 Lap Joint Flanges for Water Pipelines, UNI PN10 Loose Flanges Price, UNI PN10 Lap Joint Flanges Ready Stock, UNI PN6 to PN40 Loose Flanges for Oil & Gas, UNI PN10 to PN40 Lap Joint Flanges for Petrochemical Applications

UNI Lap Joint (Loose) Flanges PN6 to PN40 Technical Specifications

Specification	Details
Standard	UNI (Ente Nazionale Italiano di Unificazione)
Flange Type	Lap Joint Flanges (Loose Flanges)
Pressure Ratings	PN6, PN10, PN16, PN25, PN40
Size Range	DN 15 to DN 1200 (custom sizes available on request)
Facing Types	Flat Face (FF), Raised Face (RF)
Design Feature	Designed for use with stub ends; allows easy alignment and rotation
Manufacturing Process	Forged and machined as per UNI dimensional specifications
Connection Type	Loose over pipe stub end; non-welded joint
Testing & Certification	EN 10204 3.1 / 3.2, Hydrostatic Test, PMI, Ultrasonic Test, Third-Party Inspection (TPI) on request
Applications	Oil & Gas, Chemical, Petrochemical, Water Treatment, Marine, HVAC, Power Plants

Material Specifications for UNI Lap Joint (Loose) Flanges PN6 to PN40

Type of Materials	Common Specifications / Customization Available on Request * Materials conform to ASTM/ASME standards and are compatible with UNI Lap Joint (Loose) Flanges PN6 to PN40
Duplex Steel	ASTM/ASME A182 F51, F60, F61, UNS S31803, UNS S32205
Super Duplex Steel	ASTM/ASME A182 F53, F55, UNS S32750, UNS S32760, F44 (6Mo)
Stainless Steel	ASTM/ASME A182 F304, F304L, F316, F316L, F310, F317L, F321, F347
Carbon Steel	ASTM A105, A350 LF1, LF2, LF3, A266 Class 1/2, A694 F42 to F70, A765 Gr. II
Alloy Steel	ASTM/ASME A182 F1, F5, F9, F11, F12, F22
Non-Ferrous Alloys	Titanium, Brass, Admiralty Brass, Copper Nickel, Nickel Alloys, Hastelloy
Titanium	ASTM/ASME B381 Gr.1, Gr.2, Gr.5, Gr.7, Gr.12, Gr.16
Copper Nickel	ASTM B151 UNS C70600 (Cu-Ni 90/10), C71500 (Cu-Ni 70/30)
Brass, Al-Brass	ASTM B152 UNS C26000, C27200, C28000; ASTM B111 for Al-Brass
Nickel Alloys	ASTM B160, B161, B564 – UNS N02200, N02201, N04400, N08800, N08825, N06600, N06601, N06625, Monel K500
Alloy 20	ASTM B462 UNS N08020
Hastelloy	ASTM B564 UNS N10276 (Hastelloy C276), N06022 (Hastelloy C22)
Cladded Materials	ASTM B898, B265, B424 or custom explosion/clad bonding using dissimilar metals
Cladded Materials	Titanium-Steel, Nickel-Steel, Titanium-Copper, Stainless Steel-Carbon Steel, Bimetallic/Trimetallic Combinations

Types of UNI Lap Joint (Loose) Flanges PN6 to PN40

UNI PN6 Lap Joint Flanges (Loose Type)
UNI PN10 Lap Joint Flanges (Loose Type)
UNI PN16 Lap Joint Flanges (Loose Type)
UNI PN25 Lap Joint Flanges (Loose Type)
UNI PN40 Lap Joint Flanges (Loose Type)
UNI Raised Face Lap Joint Flanges (RF)
UNI Flat Face Lap Joint Flanges (FF)
Forged UNI Loose Flanges for Stub Ends
Carbon Steel UNI Lap Joint Flanges
Stainless Steel UNI Loose Flanges
UNI Loose Flanges with Machined Hub
UNI Lap Joint Flanges for High-Temperature Applications
UNI PN40 Loose Flanges for High-Pressure Piping

Industries and Applications of UNI Lap Joint (Loose) Flanges PN6 to PN40:

Industry	Application
Oil & Gas Industry	Used in low to medium-pressure piping systems where easy dismantling and reassembly is required for inspection and maintenance.
Chemical & Petrochemical Plants	Ideal for corrosive fluid lines where frequent cleaning or replacement of components is necessary without welding.
Water Treatment & Distribution	Installed in desalination plants, water filtration units, and pipelines for ease of alignment and flexibility.
Marine & Offshore Engineering	Used in seawater cooling systems, ballast water lines, and other piping systems on ships and offshore rigs.
Power Generation	Employed in condenser and cooling water pipelines where alignment tolerance and accessibility are crucial.
HVAC & Building Utilities	Utilized in heating and chilled water systems for commercial and industrial buildings requiring adjustable connections.
Food & Beverage Industry	Used in non-sanitary piping systems where components are frequently disassembled for routine cleaning or inspections.
Pharmaceutical Industry	Ideal for low-pressure process lines that require modular design and regular maintenance access.

Frequently Asked Questions (FAQs) about UNI Lap Joint (Loose) Flanges PN6 to PN40

1. What are UNI Lap Joint (Loose) Flanges?: UNI Lap Joint Flanges, also known as Loose Flanges, are designed to slide over a pipe and are used with a stub end. They allow easy alignment and dismantling without welding.
2. What pressure classes are available for UNI Lap Joint Flanges?: These flanges are available in pressure ratings of PN6, PN10, PN16, PN25, and PN40, making them suitable for various low to high-pressure applications.
3. What materials are used for UNI Loose Flanges?: Common materials include Carbon Steel, Stainless Steel (304/316), Alloy Steel, Duplex and Super Duplex Steel, Copper Nickel, Inconel, Monel, and Hastelloy.
4. Where are UNI Lap Joint Flanges typically used?: They are widely used in industries such as oil & gas, water treatment, marine, HVAC, food processing, and power generation where regular dismantling is required.
5. What are the advantages of using Lap Joint (Loose) Flanges?: These flanges offer easy alignment, reduced installation costs, no welding requirement, and are ideal for corrosive environments when used with compatible stub ends.
6. Do UNI Lap Joint Flanges comply with international standards?: Yes, they are manufactured as per UNI standards and can be supplied with certifications like EN 10204 3.1 / 3.2, as well as undergo hydro, PMI, and ultrasonic tests.
7. Where can I buy high-quality UNI Loose Flanges PN6 to PN40?: You can purchase certified UNI Lap Joint Flanges from Werner Flanges Inc.. Contact our team at sales@wernerflanges.com for quotes or custom requirements.