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High-Quality Slip on Plate Flanges Flat Plain Welding Carbon Steel stainless steel Flange blind flange Supplier, Factories

A flange is a mechanical device that connects pipes, valves, pumps, or other equipment in a piping system. It provides easy access for cleaning, inspection, or modification of the pipeline. Typically made from stainless steel, carbon steel, or other alloys, flanges are designed to withstand extreme pressure, temperature, and corrosion.

Product Description

ANSI B16.5, ASME B16.47 FLANGE

Size range: 1/2" to 80" DN15 to DN2000
Design: welding neck, slip on, blind, socket welding, threaded, lap-joint
Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#
Wall thickness: STD, SCH40, SCH80, SCH160. SCHXXS
Material: carbon steel A105, stainless steel 304/304L, 316/316L
Coating: black paint, yellow transparent paint, cold and hot dip galvanize
Package: seaworthy plywooden case, wooden pallet

Product Parameters

WALL thickness 2MM----25MM
SCH5, SCH10S, SCH10, SCH20, SCH30, STD, SCH40, XS, SCH60, SCH80, SCH100, SCH120, SCH140, SCH160, XXS, SGP, LG
Type WN, SO, BLND FLANGE, LOOSE FLANGE
Material carbon steel ASTM A234 wpb, wpc; A106; st37.0; S235JR; SS400; CT20, 20#; Q235A; Q235B
Pressure 150#-2500#, PN0.6-PN400, 5K-40K, API 2000-15000
Surface black paint, rust-proof oil, transparent paint, hot galvanized, cold galvanized
Application Petrochemical industry; aviation and aerospace industry; pharmaceutical industry; gas exhaust; power plant; ship building; water treatment, etc.
Moq 5 tons each size
Package seaworthy plywood crate, fumigation free wooden pallet
Trade terms FOB, CFR, CIF

EN1092-1 FLANGE

Size range: DN15 to DN2000

Design: type01 plate flange, type02 loose flange, type05 blind flange, type11 welding necking, type12 slip on flange, type 13 threaded flange

Pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100

Material: carbon steel C22.8, S235, S235JR, P235GH, stainless steel: 304/304L, 316/316L

Coating: black paint, yellow transparent paint, cold and hot dip galvanize

Package: sea worthy plywooden case, wooden pallet

DIN FLANGE

Size range: DN15 to DN2000

Design: slip on flange DIN2573, 2576, 2502, 2503, 2543, 2545; welding neck flange DIN2631, 2632, 2633, 2634, 2635; blind flange DIN 2527 PN6, PN10, PN16, PN25, PN40; threaded flange DIN2565, 2566, 2567; loose flange DIN 2641, 2642, 2656, 2673

Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404

GOST FLANGE

Size range: DN15 to DN 2000

Design: plate flange 12820-80, welding neck flange 12821-80

Pressure: PN6, PN10, PN16, PN25, PN40

Material: carbon steel CT-20, stainless steel 304/304L, 316/316L

Coating: rust-proof oil, cold and hot galvanize

Package: sea worthy plywooden case, wooden pallet

JIS B2220 FLANGE

Size range: 15A to 2000A

Design: SOP, BIND, SOH

Pressure: 1K, 2K, 5K, 10K, 16K, 20K, 30K, 40K

Material: carbon steel SS400, stainless steel SUS304, SUS316

Coating: rust-proof oil, cold and hot galvanize

Packing: sea worthy plywooden case, wooden pallet

Applications of Flanges

Oil & Gas: Ensuring the integrity of pipelines in harsh environments.
Chemical Processing: Resistant to corrosive substances.
Power Plants: Handling high-pressure steam and fluids.
Marine Engineering: Withstanding salty and humid conditions.

Frequently Asked Questions

What is the range of sizes available for your flanges?
We provide a wide range of flange sizes from 1/2" up to 80" (DN15 to DN2000) to meet various industrial pipeline requirements.
Which international standards do your flanges comply with?
Our products comply with major global standards including ANSI B16.5, ASME B16.47, EN1092-1, DIN, GOST, and JIS B2220.
What materials are used in the manufacturing of these flanges?
We use high-quality carbon steel (such as A105, ST37.2, SS400) and stainless steel (304/304L, 316/316L, 1.4301, 1.4404) to ensure durability and corrosion resistance.
What types of surface coatings do you offer for rust protection?
Options include black paint, yellow transparent paint, rust-proof oil, and both cold and hot-dip galvanization for enhanced protection.
In which industries are these flanges typically applied?
Our flanges are extensively used in the oil and gas sector, chemical processing, power plants, marine engineering, and water treatment facilities.
What are the available pressure ratings for your products?
We offer a full spectrum of pressure ratings, from Class 150# up to 2500#, and PN6 up to PN100, as well as JIS 5K to 40K.

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