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Stainless Steel 904l Flanges

Stainless Steel 904l Flanges

At Emirerri Steel, we take pride in offering top-quality stainless steel 904L flanges, catering to the diverse needs of industries worldwide. Our commitment to excellence, coupled with decades of experience in the steel industry, makes us your trusted partner for all your flange requirements.

SS 904L is a super austenitic stainless steel alloy renowned for its exceptional corrosion resistance properties, even in highly corrosive environments such as those containing sulfuric acid and chloride. These flanges are highly durable, making them suitable for a wide range of applications across industries such as chemical processing, oil and gas, pharmaceuticals, and more.

Our stainless steel 904L flanges are available with different face types, including raised face (RF), flat face (FF), and ring type joint (RTJ), ensuring proper sealing and compatibility with various gasket materials.

Types of 904L Flanges:

DIN Welding Neck Flange

Weld Neck Flange

Slip on Flange

Slip on Flange

Blind Flanges

SABA1123 Plate Type3 Flange

Socket Weld Flange

Plate Flange

Plate Flange

LAP Joint Flange 904L

Lap Joint Flange

Threaded Flange

Stainless Steel 904l Flanges Size & Specification

Specifications ListClass / Pressure Rating Size Chart ASTM Standards
Standard Flange
ASTM A182 / ASME SA182150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
1/2″ (15 NB) to 48″ (1200NB)
ANSI/ASME B16.5, B16.48, BS4504, B 16.47 Series A & B, BS 10, EN-1092, DIN, etc.
GradeSS 904L
Size :1/8″ to 36″
Stainless Steel 904L Flanges Class :150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64
SS Grades304, 304L, 304H, 316, 316L, 316LN, 316Ti, 309, 310S, 317L, 321, 347, 410, 420, 440C, 904L etc.
Stainless Steel 904L Flanges Standard :ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges
Dimension :ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN
SpecializeAs per drawing
Specification :ASTM B366
Butt Weld Fittings
Test CertificateEN 10204-3.1, EN 10204-3.2
Forged Fittings
ItemsForged Flanges: SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing
Pipe fitting surplus stock at Dynamic Forge & FittingsPipe Fittings
Plate Flanges: SORF, BLRF, LAP Joint & Spectacle
Socket Weld Fittings
Threaded Fittings
Under Third Party Inspection

Stainless Steel 904L Flange Chemical Composition

Chromium (Cr)Nickel (Ni)Molybdenum (Mo)Copper (Cu)Manganese (Mn)Silicon (Si)Sulfur (S)Phosphorus (P)Carbon (C)
19% to 23%23% to 28%4% to 5%1% to 2%2%1%0.03% 0.045%0.02%

Stainless Steel 904l Flange Mechanical Properties

Tensile StrengthYield StrengthElongationHardnessModulus of Elasticity
490 MPa to 690 MPa (71 ksi to 100 ksi)220 MPa to 380 MPa (32 ksi to 55 ksi)35% to 40%70 HRB to 90 HRB (Brinell) or 150 HB to 190 HB190 GPa (27.5 x 10^6 psi)

Stainless Steel 904l Flange Physical Properties

DensityThermal ConductivitySpecific Heat CapacityElectrical ResistivityCoefficient of Thermal ExpansionMelting Point
7.98 g/cm³ (0.288 lb/in³)13.7 W/(m·K) at 20°C (68°F)500 J/(kg·K) at 20°C (68°F)850 nΩ·m at 20°C (68°F)16.5 µm/m·K (9.2 µin/in·°F) from 20°C (68°F) to 100°C (212°F)1350°C to 1400°C (2460°F to 2550°F)

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Experience the quality and reliability of stainless steel 904L flanges from Emirerri Steel. For inquiries, quotes, or assistance, please contact our knowledgeable team. We look forward to serving you and meeting your stainless steel flange needs with excellence and professionalism.

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