ASTM A182 F9 Weld Neck Flanges

ASME UNS K90941 WNRF Flang Manufacturer in India

Nitron Alloys Overseas is a highly preferred place for getting the fantastic quality of AS ASTM A182 F9 Weld Neck Flange. We, based on our years of experience, have developed some excellent working strategies making the production process easy and time-efficient. We manufacture these Flanges in varying dimensions, shapes, and sizes under ASTM A182 specifications covering a range of forged alloy steel and carbon steel products. We also cater to customized Flanges alongside standard ones. We also hold a prominent position in export and stocking the qualitative range of these Flanges to global clients.


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AS ASTM A182 F9 Weld Neck Flange that Nitron Alloys Overseas offer has an excellent composition of different alloying elements, making it the most suitable option for applications where it has to deal with highly reducing acids and corrosive media. They are categorized as austenitic structured Flanges. The ability to sustain through environments having organic and inorganic compound differ them from other F series Flanges. The low carbon content allows it to offer resistance to intergranular corrosion. These flanges prevent chloride corrosion cracking and also the pitting and crevice corrosion. Robust construction, unique design, attractive finishing, and durability are external features that our Flanges carry on them.


Nitron Alloys Overseas has the capability to handle the production of AS ASTM A182 F9 Weld Neck Flange at any scale. We manufacture them in different tolerance sizes and machining allowances as per the internationally accepted standards. Non-magnetic material on heat treatment develops magnetic properties.


Our commitment to providing high-quality products to buyers is inevitable. We follow high work ethics and always encourage innovative ideas. We being a respected organization, have set the reasonable prices for AS ASTM A182 F9 Weld Neck Flange as our productivity is high. We also provide excellent aftersales services along with these products that include spot repair and replacement services and assistance in installation.


Nitron Alloys Overseas does standard packaging of ASTM A182 F9 Flanges to prevent damages during transit and to ensure safe doorstep service. The deliveries are made according to the schedule and are provided at the location of the customers through a suitable mode of transportation.


Specification of Alloy Steel F9 Weld Neck Flanges

Spec bag

Specifications: ASTM A182 / ASME SA182

Dimensions: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard:ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size: 1/4" - 48"

Class/Pressure: 150#, 300#, 718#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type:flat face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Types of Alloy Steel F9 Weld Neck Flanges

Alloy Steel F9 WNRF Flanges

AS ASTM A182 F9 WNRF Flanges

Alloy Steel F9 WNRTJ Flanges

AS ASTM A182 F9 WNRTJ Flanges

Equivalent Grades for Alloy Steel F9 Weld Neck Flanges

STANDARD WERKSTOFF NR. UNS
Alloy Steel F9 1.7386 K90941

Alloy Steel F9 Weld Neck Flanges Chemical Composition

Grade C Mn Si P S Cr Mo
Alloy Steel F9 0.15 max 0.3-0.6 0.5 - 1 0.03 0.03 8 - 10 0.9 - 1.1

Mechanical Properties of Alloy Steel F9 WNRF Flanges

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min
ASTM A182 F9 380 585 20