B16.5 Threaded Flange ASTM A182 F316L Stainless Steel Screwed Flange TH Flange
B16.5 Threaded Flange ASTM A182 F316L Stainless Steel Screwed Flange / TH Flange
Threaded flanges have threads on the inside surface, allowing them to be screwed onto pipes or fittings with matching external threads. This design provides a strong and leak-proof connection when properly tightened. While threaded flanges offer ease of installation and disassembly, they may not be appropriate for high-pressure or high-temperature applications where the risk of joint failure is higher. In such cases, welded flanges or other types of flanges may be more suitable. Threaded flanges are generally suitable for low to moderate pressure applications. It is essential to ensure that the threads are properly matched, and the connection is tightened correctly to prevent leaks under pressure.
ASTM A182 F316L SS Flange Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐03 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
Forged Flanges
| Products | Size | |
| ASTM A182 SS 316L Slip-On Flanges | ASTM A182 SS 316L Threaded Flanges | Sizes 1/8″ – 36″ Raised Face or Flat Face |
| ASTM A182 SS 316L Weld Neck Flanges | ASTM A182 SS 316L Socket Weld Flanges | |
| ASTM A182 SS 316L Blind Flanges | ASTM A182 SS 316L Reducing Flanges | |
| ASTM A182 SS 316L Lap Joint Flanges | ASTM A182 SS 316L Plate Flanges | |
| ASTM A182 SS 316L Orifice Flanges | ASTM A182 SS 316L Forged Flanges | |
| ASTM A182 SS 316L Ring Type Joint Flanges | ASTM A182 SS 316L Square Flanges | |
Product Details
- Flat Face Machined to Center (used with raised face or flat face flanges)
- Mill Finish (Not Machined)
- Female or Male Ring Type Joint
- Materials of Construction are Carbon Steel and Alloys
- Special Dimensions Available upon request
- 24″ NPS and smaller made to ASME B16.48
- Large Diameters > 24″ NPS to match ASME B16.47 Series (A) Flanges
- Large Diameters > 24″ NPS to match ASME B16.47 Series (B) Flanges
SS 316L Flange Standards / Types And Pressure Class
| ASME/ANSI B 16.5 | Welding Neck Flange, Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.47 | Welding Neck Flange, Blind Flange [Series A & B] |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| ASME/ANSI B 16.36 | Welding Neck Flange, Slip on Flange, Threaded Flange |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| BS 4504 SEC 3.1 | Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange |
| TABLE | D, E, F, H |
| DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
Application
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Piping Systems: Stainless steel screw flanges are used to connect pipes in plumbing and industrial piping systems. They provide a leak-proof joint that can withstand high pressure and temperature variations.
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Chemical Processing: In industries like chemical processing, stainless steel screw flanges are preferred for their resistance to corrosion from harsh chemicals. They are used in pipelines, valves, and equipment connections.
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Oil and Gas Industry: Stainless steel screw flanges are crucial in the oil and gas industry for connecting pipelines and offshore platforms. They can withstand corrosive environments and high-pressure conditions.
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Food and Beverage Industry: Stainless steel screw flanges are used in food processing and beverage production due to their hygienic properties and resistance to corrosion from food products.
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Water Treatment Plants: Stainless steel screw flanges are commonly used in water treatment plants for connecting pipes and fixtures that come into contact with water. They prevent contamination and provide a durable connection.
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Construction and Infrastructure: In construction projects, stainless steel screw flanges are used in structural applications such as connecting beams, columns, and other components.
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Aerospace and Automotive Industries: Stainless steel screw flanges are used in aerospace and automotive applications where strength, durability, and resistance to extreme conditions are required.
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