Stainless Steel Flanges
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Solitaire Steel is a leading exporter and supplier of high-quality stainless steel flanges, commonly known as SS flanges. These flanges are made from stainless steel, which is known for its excellent resistance to corrosion and appealing appearance.
We typically work with material standards and grades such as ASTM A182 Grade F304/L and F316/L. Our flanges come with pressure ratings ranging from Class 150 to Class 2500. Stainless steel flanges are widely used across various industries due to their superior performance compared to carbon steel, making them a reliable choice for many applications.
SS Flanges Specifications
| Size Range | 1/2 NPS to 40 NPS (15 NB to 1000 NB) |
|---|---|
| Class | 150#, 300#, 400#, 600#, 900#, 1500#, 2500#, PN2.5, PN6, PN10, PN16, PN25, PN40, PN63, PN100 |
| Grades | F-304, 304L, 304H, 304N, 304LN, 316, 316L, 316H, 316Ti, 316N, 316LN, 310, 317, 317L, 321, 321H, 347, 347H, 904L F-51, 53, 55, 60, 68 |
| Specifications | ASTM, ASME, DIN EN |
| Type | SO, WN, SW, BL, THRD, Lap Joint, Orifice Type, Reducing Flanges, Spectacle Blind |
| Face | RF, FF, RTJ, T&G |
| Applications |
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Stainless Steel Flange Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 316 | 0.08 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 16 – 18 | 2 – 3 | 10 – 14 | 0.1 max |
Stainless Steel Flanges Mechanical & Physical Properties
| 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 | 35 % |
High Pressure Stainless Steel Flanges Tolerance Chart
| ASTM A182 Stainless Steel Flanges | Tolerance Table | |
|---|---|---|
| A | O.D. (Outside Diameter) |
|
| D | Inside Diameter (I.D.) |
|
| B | Diameter of contact face |
|
| J | Diameter of hub at base |
|
| H | Diameter of hub at point of welding |
|
| P | Drilling |
|
| Eccentricity of bolt circle with respect to facing |
| |
| C | Thickness |
|
| K | Length of hub |
|
Stainless Steel Flange Torque Chart
| Size in Inches | Size in Millimeter | Imperfections Max. Radial Projection | |
|---|---|---|---|
| No Deeper Than the Bottom of the Serrations, millimeter | Deeper Than the Bottom of the Serrations, millimeter | ||
| 1/2 | 15 | 3.0 | 1.5 |
| 3/4 | 20 | 3.0 | 1.5 |
| 1 | 25 | 3.0 | 1.5 |
| 1 1/4 | 32 | 3.0 | 1.5 |
| 1 1/2 | 40 | 3.0 | 1.5 |
| 2 | 50 | 3.0 | 1.5 |
| 2 1/2 | 65 | 3.0 | 1.5 |
| 3 | 80 | 4.5 | 1.5 |
| 3 1/2 | 90 | 6.0 | 3.0 |
| 4 | 100 | 6.0 | 3.0 |
| 5 | 125 | 6.0 | 3.0 |
| 6 | 150 | 6.0 | 3.0 |
| 8 | 200 | 8.0 | 4.5 |
| 10 | 250 | 8.0 | 4.5 |
| 12 | 300 | 8.0 | 4.5 |
| 14 | 350 | 8.0 | 4.5 |
| 16 | 400 | 10.0 | 4.5 |
| 18 | 450 | 12.0 | 6.0 |
| 20 | 500 | 12.0 | 6.0 |
| 24 | 600 | 12.0 | 6.0 |
Types Of Stainless Steel Flanges
• SS Forged Flanges
• SS Slip-on Raised Face Flanges (SORF)
• SS Blind Raised Face Flanges (BLRF)
• SS Weld Neck Raised Face Flanges (WNRF)
• SS Socket Weld Raised Face Flanges (SWRF)
• SS Screwed/Threaded Flanges
• SS Orifice Flanges
• SS Spectacle Blind Flanges
• SS Reducing Flanges
• SS Ring Type Joint Flanges
• SS Tongue & Groove Flanges
• SS Plate Flanges
• SS Flat Face Flanges
• SS ANSI / ASME / ASA B16.5 Flanges
• SS EN 1092-1 Flanges
• SS DIN Flanges
• SS BS 10 Flanges
• SS BS 4504 Flanges
• SS JIS STD Flanges
Supply and Exporter
FAQs
Stainless steel flanges are used in industries such as food, beverage, water, and gas. They offer corrosion resistance and durability, making them suitable for various applications.
Stainless steel flanges, known as SS flanges, are made from various grades like ASTM A182 Grade F304/L and F316/L. They come with pressure ratings ranging from Class 150 to 2500.
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