• 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 : sales@seamacpiping.com

ASTM A182 SS 904L Pipe Flanges, 904L Stainless Steel Lap Joint Flanges, Stainless Steel 904L SORF Flanges, Stainless Steel 904L Socket Weld Flange, Stainless Steel 904L Threaded Flanges, SS 904L Plate Flanges, SS 904L Spectacle Blind Flanges, SS 904L Flanges Manufacturers in India

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904L Stainless Steel Flanges

Seamac Piping Solutions Inc. is a leading manufacturer and supplier of Stainless steel 904L Flanges. We are fabricating all types of Flanges by using different alloys and metals. Our high-quality Flanges are supporting well in every required application and operations. 904L is another version of Austenitic Stainless Steel. It has Molybdenum which offers superior resistance to crevice corrosion and pitting. This SS 904L also provides resistance against acids and because of additional Copper is also provides resistance to various concentrations of the sulfuric acid. It is suitable for all corrosive environments and applications including heat exchangers and pollution control.

We are using standards quality of raw materials for manufacturing SS 904L Flanges to get high quality and durability. We are providing the SS 904L Flanges in variety of specifications such as sizes, dimensions, standards, pressure ratings, and types. We also offer customized specifications in SS 904L Flanges to deliver the perfectly matching solution in Piping applications. Quality testing is the most critical and essential part of our production process. We start testing from the selection of material till the final dispatch. We use well-tested material for manufacturing to assure quality.

Seamac Piping Solutions Inc. carries a wide range of stainless steel 904L 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 904L stainless steel flanges .

Seamac Piping Solutions Inc. use all modern machinery and latest technology for producing SS 904L Flanges. Under the guidance and rigorous supervision of our professional experts, we provide the highest quality SS 904L Flanges in minimum time. We follow all necessary and defined standards while manufacturing these Flanges. Because of using all these facilities and by concentrating on quality, our Stainless steel 904L Flanges has numerous features. Some of the excellent features are rugged construction, long-lastingness, accuracy in dimensions, durability, toughness, smoothness in surface finishes; it can hold high temperature and heavyweight. These SS 904L Flanges are also provided resistance to stress corrosion cracking, more significant general corrosion, pitting and oxidation. 

Stainless Steel 904L 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 904L Flanges Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS KS AFNOR EN
SS 904L 1.4539 N08904 SUS 904L 904S13 STS 317J5L Z2 NCDU 25-20 X1NiCrMoCu25-20-5

 We are providing all essential documents along with every order. We pack SS 904L Flanges in wooden boxes and crates to ensure damage-free delivery. By choosing the fastest way for shipping, we deliver Flanges within the decided time. At reasonable rates, we offer excellent and fulfilling the demands of our esteem clients. 


Stainless Steel 904L Flanges Types

SS 904L Slip On Flanges

SS 904L SORF Flanges

ASTM A182 SS 904L Slip On Flanges

UNS N08904 Slip on Flange

SS 1.4539 Slip On Flange

SS F904L Slip On Flange

SS 904L Weld Neck Flanges

SS 904L Weld Neck Flanges

ASTM A182 F904L Weld Neck Flanges

SS 904L WNRF Flanges

UNS N08904 Weld Neck Flanges

SS 1.4539 Weld Neck Flanges

SS 904L Blind Flanges

Stainless Steel 904L Blind Flange

ASTM A182 SS 904L Blind Flanges

UNS N08904 Blind Flange

SS 904L Blind Flanges

SS 1.4539 BLRF Flanges

SS 904L Threaded Flanges

Stainless Steel 904L Threaded Flanges

ASTM A182 SS 904L Threaded Flanges

UNS N08904 Threaded Flanges

SS 904L Threaded Flanges

SS 1.4539 Threaded Flanges

SS 904L Socket weld Flange

Stainless Steel 904L Socket weld Flange

ASTM A182 SS 904L SWRF Flanges

UNS N08904 Socket weld Flange

SS 904L Socket weld Flange

SS 1.4539 Socket weld Flange

SS 904L Lap Joint Flanges

Stainless Steel 904L Lap Joint Flanges

ASTM A182 SS 904L Lap Joint Flanges

UNS N08904 Lap Joint Flanges

SS 904L Lap Joint Flanges

SS 1.4539 Lap Joint Flanges

SS 904L Ring Type Joint Flange

Stainless Steel 904L Ring Type Joint Flange

ASTM A182 SS 904L Ring Type Joint Flange

UNS N08904 Ring Type Joint Flange

SS F904L RTJ Flanges

SS 1.4539 Ring Type Joint Flange

SS 904L Orifice Flange

Stainless Steel 904L Orifice Flanges

ASTM A182 SS 904L Orifice Flanges

UNS N08904 Orifice Flanges

SS F904L Orifice Flanges

SS 1.4539 Orifice Flange

SS 904L Long Weld Neck Flanges

Stainless Steel 904L Long Weld Neck Flanges

ASTM A182 SS 904L Long Weld Neck Flanges

UNS N08904 Long Weld Neck Flanges

SS 904L Long Weld Neck Flanges

SS 1.4539 Long Weld Neck Flanges

SS 904L Spectacle Blind Flanges

Stainless Steel 904L Spectacle Blind Flanges

ASTM A182 SS 904L Spectacle Blind Flange

UNS N08904 Spectacle Blind Flange

SS F904L Spectacle Blind Flange

SS 1.4539 Spectacle Blind Flange

SS 904L Forged Flanges

Stainless Steel 904L Forged Flanges

ASTM A182 SS 904L Forged Flanges

UNS N08904 Forged Flanges

SS F904L Forged Flanges

SS 1.4539 Forged Flanges

SS 904L Plate Flanges

Stainless Steel 904L Plate Flanges

ASTM A182 SS 904L Plate Flange

UNS N08904 Plate Flanges

SS F904L Plate Flange

SS 1.4539 Plate Flanges

Stainless Steel 904L 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 904L Flanges

Grade C Mn Si P S Cr Mo Ni Cu
SS 904L 0.020 max 2 max 1.0 max 0.040 max 0.030 max 19-23 4.00-5.00 23.00-28.00 1.00-2.00

Mechanical Properties of SS 904L Flanges

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.95 g/cm3 1350 °C (2460 °F) Psi – 71000 , MPa – 490 Psi – 32000 , MPa – 220 35 %

Stainless Steel 904L 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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