Stainless Steel 347 Blind Flange

Manufacturer of A182 F347 SS BLFF Flanges in India


Nitron Alloys Overseas has mastered the art of manufacturing during years of service to the sector. We are currently are a leading manufacturer and distributor of many products, out of which ASTM A182 SS F347 Blind Flanges have contributed to our reputation significantly. We provide these Flanges at the standard market rates along with excellent aftersales services. Nitron Alloys Overseas also manufacture these Flanges in the customized form precisely as per the need of the customers.


ASTM A182 SS F347 Blind Flanges offered by Nitron Alloys Overseas offer enhanced resistance to corrosion. Their ability to oppose oxidized environments is better than Flanges made of SS grade 321. The ASTM A182 SS F347 is a Niobium-tantalum stabilized steel having austenitic structure known for its excellent intergranular corrosion resistance. The Flanges thus made of this material offer higher creep and stress rupture characteristics that other standard grades of Stainless Steel. These Flanges possess high strength, great weldability and formability accompanied by excellent toughness, and hardness. These Flanges manufactured by us found their applications in different industries to operate fluids trough Pipes between wide temperature and pressure range.


ASTM A182 SS F347 Blind Flanges from Nitron Alloys Overseas guarantees the highest quality and performance even in highly crucial conditions. We have achieved these quality standards by working passionately and with dedication through years. We have a highly automated production unit where a skilled workforce manufactures these Flanges with dimensional accuracy, flawless finish, rugged construction, and attractive designs. All these procedures are performed under the guidance and monitoring of excellent engineers and professionals.


Nitron Alloys Overseas follow a quality assurance plan that does not to compromise over any aspect of the quality of ASTM A182 SS F347 Blind Flanges. Our quality engineers check from raw material to every tool that is going to get used in the production process to ensure that there should not have any error or defect in the product.


Nitron Alloys Overseas can fulfill any requirement of the customers. Our delivery policy provides orders at the doorstep using a convenient mode of transit where the safety of the product is ensured by doing suitable packaging by the hand of experienced professionals.



Specification of Stainless Steel F347 Blind Flanges

Spec bag
Blind Flange

pecifications: 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#, 600#, 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 Stainless Steel Blind Flanges

Stainless Steel F347 Flat Face Blind Flanges

ASTM A182 F347 Flat Face Blind Flanges

Stainless Steel F347 Raised Face Blind Flanges

ASTM A182 F347 Raised Face Blind Flanges

Equivalent Grades for Stainless Steel F347 Blind Flanges

STANDARD WERKSTOFF NR. UNS JIS GOST EN
SS 347 1.4550 S34700 SUS 347 08Ch18N12B X6CrNiNb18-10

Stainless Steel 347 Blind Flanges Chemical Composition

Grade C Mn Si P S Cr Cb Ni Fe
SS 347 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 20.00 10xC – 1.10 9.00 - 13.00 62.74 min

Mechanical Properties of Stainless Steel F347 BLRF Flanges

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1454 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Our Products