• ISO 9001 Certified

    Seamac Piping Solutions Inc. is a reliable is a Manufacturer, Supplier, & Exporter of Pipe Fittings, Forged Pipe Fittings, Forged Fittings, Flanges, Outlets, Long Radius Bends from India.

    Corporate Address : 87, Durgadevi Street, Kumbharwada, Mumbai, Maharashtra(India) 400004

    Warehouse Address : Jai Matadi Industrial Estate , Gala No.3 , Goddev Fhatak Road Bhayander ( East) , Thane , Maharastra ( India).

    Mobile : +91-98332 92291
    Phone Nos. : +91-22-66159077 / 66159078
    E-mail : [email protected]

Stainless Steel 304H Socket Weld Flange, ASTM A182 SS 304H Pipe Flanges, SS 304H Plate Flanges, SS 304H Spectacle Blind Flanges, 304H Stainless Steel Lap Joint Flanges, Stainless Steel 304H SORF Flanges, Stainless Steel 304H Threaded Flanges, SS 304H Flanges Manufacturers in India

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304H Stainless Steel Flanges

Alloy Stainless Steel 304H is another material that is suitable for Flanges manufacturing. This alloy contains carbon from 0.04 to 0.10%, which provide strength in high temperature. Stainless Steel 304H is perfect for many critical applications, and it also offers resistance to sensitization and corrosion. By seeing all these features of Stainless Steel 304H, Seamac Piping Solutions Inc. is manufacturing and supplying Stainless Steel 304H Flanges. 

We, Seamac Piping Solutions Inc., are one of the leading exporters of Stainless Steel 304H Flanges. We fabricate these Flanges in various sizes, dimensions, and materials. As per the requirements and demands of customers, we produce suitable Stainless Steel 304H Flanges. Including Stainless Steel 304H, we are fabricating Flanges in multiple grades of Stainless Steel. We focus on to offer perfectly suitable Flanges to industries. Hence, we have implemented all updated tools, machinery, and technology in our manufacturing plant. 

Seamac Piping Solutions Inc. carries a wide range of stainless steel 304H flanges in a variety of lengths, ODs, IDs, size and wall thicknesses to meet your project’s needs—including flanges in dimension as per ASTM , ASME B16.5, B16.47, B16.48 and weight-kg. per mtr. weight & thickness of 304H stainless steel flanges .

With the help of advanced technology and dedicated team, we are producing SS 304H Flanges in bulk amount without compromising in quality. We are following all defined standards and manufacturing methods to get exact outcomes. We are delivering a wide range of Flanges which has many excellent features. It has good properties such as good working ability, high tensile property, fabricability, long-lastingness, durable in nature, general corrosion resistance, non-corrosive body, and easy to maintain. 

We, Seamac Piping Solutions Inc., are using premium quality of alloy. The alloy which we are using is collected from authorized vendors and tested with several tests. We have our team of professionals who are working to make precise Stainless Steel 304H Flanges. We test Flanges by examining them with criteria such as positive material identification test, hardness test, macro test, micro test, pitting resistance test, flattening test, mechanical test, flaring test, chemical test, and intergranular corrosion test.

Stainless Steel 304H Flanges Specifications

Specification : ASTM A182 / ASME SA182

Dimension Standard : 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 : 1/2" (15 NB) to 48" (1200NB)

Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

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

DIN Flanges : DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673.

JIS Flanges : JIS B2220 5K, JIS B2220 10K, JIS B2220 16K, JIS B2220 20K

BS Flanges : BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250, BS 10, BS Table D, BS Table E, BS Table F, BS Table H.

ASME SA182 Stainless Steel 304H Flanges Equivalent Grades

STANDARD WERKSTOFF NR. UNS
SS 304H 1.4301 S30409

We provide Stainless Steel 304H Flanges with all necessary documents and reports. We focus on the packaging of Stainless steel 304H Flanges to avoid damages throughout the transit. With proper packing, we send orders to deliver by choosing a fast shipping way. We are supplying high-grade Stainless Steel 304H Flanges at affordable rates and with decided time. 


Stainless Steel 304H Flanges Types

SS 304H Slip On Flanges

SS 304H SORF Flanges

ASTM A182 SS 304H Slip On Flanges

UNS S30409 Slip on Flange

SS 1.4301 Slip On Flange

SS F304H Slip On Flange

SS 304H Weld Neck Flanges

SS 304H Weld Neck Flanges

ASTM A182 F304H Weld Neck Flanges

SS 304H WNRF Flanges

UNS S30409 Weld Neck Flanges

SS 1.4301 Weld Neck Flanges

SS 304H Blind Flanges

Stainless Steel 304H Blind Flange

ASTM A182 SS 304H Blind Flanges

UNS S30409 Blind Flange

SS 304H Blind Flanges

SS 1.4301 BLRF Flanges

SS 304H Threaded Flanges

Stainless Steel 304H Threaded Flanges

ASTM A182 SS 304H Threaded Flanges

UNS S30409 Threaded Flanges

SS 304H Threaded Flanges

SS 1.4301 Threaded Flanges

SS 304H Socket weld Flange

Stainless Steel 304H Socket weld Flange

ASTM A182 SS 304H SWRF Flanges

UNS S30409 Socket weld Flange

SS 304H Socket weld Flange

SS 1.4301 Socket weld Flange

SS 304H Lap Joint Flanges

Stainless Steel 304H Lap Joint Flanges

ASTM A182 SS 304H Lap Joint Flanges

UNS S30409 Lap Joint Flanges

SS 304H Lap Joint Flanges

SS 1.4301 Lap Joint Flanges

SS 304H Ring Type Joint Flange

Stainless Steel 304H Ring Type Joint Flange

ASTM A182 SS 304H Ring Type Joint Flange

UNS S30409 Ring Type Joint Flange

SS F304H RTJ Flanges

SS 1.4301 Ring Type Joint Flange

SS 304H Orifice Flange

Stainless Steel 304H Orifice Flanges

ASTM A182 SS 304H Orifice Flanges

UNS S30409 Orifice Flanges

SS F304H Orifice Flanges

SS 1.4301 Orifice Flange

SS 304H Long Weld Neck Flanges

Stainless Steel 304H Long Weld Neck Flanges

ASTM A182 SS 304H Long Weld Neck Flanges

UNS S30409 Long Weld Neck Flanges

SS 304H Long Weld Neck Flanges

SS 1.4301 Long Weld Neck Flanges

SS 304H Spectacle Blind Flanges

Stainless Steel 304H Spectacle Blind Flanges

ASTM A182 SS 304H Spectacle Blind Flange

UNS S30409 Spectacle Blind Flange

SS F304H Spectacle Blind Flange

SS 1.4301 Spectacle Blind Flange

SS 304H Forged Flanges

Stainless Steel 304H Forged Flanges

ASTM A182 SS 304H Forged Flanges

UNS S30409 Forged Flanges

SS F304H Forged Flanges

SS 1.4301 Forged Flanges

SS 304H Plate Flanges

Stainless Steel 304H Plate Flanges

ASTM A182 SS 304H Plate Flange

UNS S30409 Plate Flanges

SS F304H Plate Flange

SS 1.4301 Plate Flanges

Stainless Steel 304H Flanges Sizes in Stock:

All Flanges is manufactured and tested / inspected to the relevant standards including ASTM, ASME and API etc.

Standard Class Diameter Bolt Circle Diameter Number of Bolts Bolt Size Diameter of Bolt Hole
AS4087 Flanges PN14 Flanges 95 67 4 M12 14
AS 2129 Flange Table C Flanges 95 67 4 13 14
Table D Flanges 95 67 4 13 14
Table E Flanges 95 67 4 13 14
Table F Flanges 95 67 4 13 14
Table H Flanges 114 83 4 16 17
Table J Flanges 114 83 4 16 17
ANSI B16.5 Flanges ANSI 150 Flanges 89 60 4 13 16
ANSI 300 Flanges 95 67 4 13 16
ANSI 600 Flanges 95 67 4 13 16
ANSI 900 Flanges 121 83 4 19 22
ANSI 1500 Flanges 121 83 4 19 22
ISO 7005 (DIN) Flange PN6 Flanges 80 55 4 M10 11
PN10 Flanges 95 65 4 M12 14
PN16 Flanges 95 65 4 M12 14
PN20 Flanges 90 60.5 4 M14 16
PN25 Flanges 95 65 4 M12 14
PN40 Flanges 95 65 4 M12 14

Chemical Composition of Stainless Steel 304H Flanges

Grade C Mn Si P S Cr Mo Ni N
SS 304H 0.10 max 2 max 0.75 max 0.045 max 0.030 max 18 – 20 - 8 – 10.5 -

Mechanical Properties of SS 304H Flanges

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 40 %

Stainless Steel 304H Flanges Application Industries

  • Chemical Industry
  • Petrochemical industry
  • Marine & Power Transmission industry
  • Power plants
  • Energy industries
  • Furniture
  • Pharmaceutical processing industry
  • Modern architecture
  • Home appliances
  • Water waste projects
  • Synthetic fiber
  • Heat exchanger
  • Fluid piping
  • Dairy and food processing

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