Flanges are fixtures that are used in connecting piping modules of different sizes. A Stainless Steel Weld Neck Flange is manufactured with a long tapered face or a protruding hub. These flanges showcase superior strength and provide stability to different applications as there is the movement of high-pressure and temperature media. The Stainless Steel Welding Neck Flange has superior corrosion resistance properties and is usually welded in place using a butt-weld connection. These flanges provide a natural form of connection. The ASTM A182 SS WNRF Flange is a forged wrought grade that is designed possessing a raised face. The raised surface helps in reducing the surface area of the seal, thereby concentrating more pressure on the face to mate the flange. This results in a strong seal which can be secured with any types of gaskets. The 304 SS Weld Neck Pipe has an 18/8 chemical content of chromium and molybdenum, allowing them to have good tolerance to corrosive and reducing media across different harsh conditions. The Stainless Steel 316 Rtj Weld Neck Flange has a machined metallic ring that has deep grooves into its face. The flange ensures a leak-proof sealing as it combines fixtures of different shapes and sizes. They are generally available in different sizes and shapes as per project requirements.
A Chromium SS Long Weld Neck Flange is similar to weld neck flanges, but they possess a long neck that extends and acts similar to a boring extension. These flanges can be used in high pressure and temperature applications in different industrial applications. The robust Stainless Steel LWNRF Flange is extremely strong and is easier to align and install. These flanges ensure that there is a smooth flow of gaseous and fluid flow across different conditions.
Stainless Steel Weld Neck Flange
SS Weld Neck Flange
Table of Content
- Stainless Steel Weld Neck Flange Specification
- ASTM A182 F304 SS Weld Neck Flange Price
- SS Weld Neck Flange Types
- Stainless Weld Neck Flange Size Chart
- ASME B16.5 Weld Neck Flanges Torque Chart
- Stainless Steel 304 Welding Neck Flange Pressure Ratings
- ASTM A182 304L Rtj Weld Neck Flanges Application
- SS Weld Neck Blind Flanges Weight Chart
- SS WNRF Flanges Inventory
Stainless Steel Weld Neck Flange Specification
| Specification | Stainless Steel Weld Neck Flange |
|---|---|
| Minimum Pressure | PN10, PN64, PN6, PN25, 1500#, 900#, 300#, 600#, PN16, 150#, PN40, 2500# |
| JIS Standards | 20K, 30K, 10K, 5K, 16K, 63K, 40K |
| Manufacturer of Flange Types | Blind Flange, Lap Joint Flange, Slip-On Flange, Threaded Flange, Socket-Weld Flange, Weld Neck Flange |
| Size Of Bore Diameter Flange | NPS ≤ 10 |
| Thickness Length | NPS ≤ 18 |
| Standard Dimensions | ANSI/ASME-B16.5, ASME B16.36, UNI, EN 1092, IS 2062, API7S-43, ASME B16.48, API7S-15, AWWA C207, DIN, API605, B16.47 Series A & B, ISO, API Flange, BS1560-3.1, MSS S44, ISO70051, BS4504, EN-1092 |
| Flange Face Type | RTJ, Flat Face, Groove And Small Tongue Groove, Large Tongue & Large Male-Female And Small Male-Female, Raised Face, Lap Joint Face Manufacturer and Supplier |
| Size | (1/2") upto (48") |
| Technique used by Manufacturer | Forged machined Heat treated |
ASTM A182 F304 SS Weld Neck Flange Price
| Products | Pipe Size | Flange Outside Diameter | Number of Bolt Holes | Price List |
|---|---|---|---|---|
| 1 RF SOCKET WNRF 300 XS LF2 EU (SS FITTINGS & FLANGES) | 1/2 in | 3-1/2 in | 4 | $45.09 |
| FLANGE, PIPE; SOCKET WNRF RF, 1IN, SS ASTM A182, F316L, 40S, CL150, ASME B16.5 | 1 in | 4-1/4 in | 4 | $55.66 |
| SAE FLANGE,SOCKET WNRF, 3000 PSI 48.3 MMPIPE MATERIAL SS 304 WITH O RING ITEMCODE-SOCKET WELD NECK FLANGE 1 1/2 -SS | 2 in | 6 in | 4 | $84.13 |
| SS 316L SOCKET WELD NECK RF FLANGE 2X150# | 3 in | 7-1/2 in | 4 | $200.82 |
| SS RF SOCKET WNRF FLANGE,A182,F316L,SPEC:AC2RE1,SIZE:1 1/2,150# | 6 in | 11 in | 8 | $646.83 |
SS Weld Neck Flange Types
ASTM A182 F304 SS Weld Neck Flange
SA Gr 316 WNRF Flanges
Class 300 Stainless Steel 304 Welding Neck Flange
ASME B16.5 Weld Neck Flanges
Stainless Steel Long Weld Neck Flanges
Class 300 Weld Neck Flange
ASTM A182 SS WNRF Flange
A182 F316L Stainless Steel Weld Neck Flange
ASTM A182 F304 SS Raised Face Weld Neck Flanges
En 1092 Welding Neck Flanges
Stainless Steel 304 Flat Face Weld Neck Flanges
SS Weld Neck Blind Flanges
Stainless Weld Neck Flange Size Chart
| Normal Sizes In inch | Dimension | Sizes 1/2 inch.upto 2 1/2 inch. | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Class 125 Class 150 |
Class 300 | Class 400 | Class 600 | Class 900 | Class 1500 | Class 2500 | ||||||||||
| inch. | mm | millimeter | inch. | inch. | mm | mm | inch. | inch. | mm | mm | inch. | inch | mm | |||
| 3/4 | A | 3 7/8 | 98.4 | 117.5 | 4 5/8 | 4 5/8 | 117.5 | 117.5 | 4 5/8 | 5 1/8 | 130 | 130 | 5 1/8 | 5 1/2 | 139.7 | |
| b | 1/2 | 12.7 | 15.9 | 5/8 | 5/8 | 15.9 | 15.9 | 5/8 | 1 | 25.4 | 25.4 | 1 | 1 1/4 | 31.8 | ||
| D2 | 1 11/16 | 42.9 | 42.9 | 1 11/16 | 1 11/16 | 42.9 | 42.9 | 1 11/16 | 1 11/16 | 42.9 | 42.9 | 1 11/16 | 1 11/16 | 42.9 | ||
| D1 | 2 3/4 | 69.8 | 82.5 | 3 1/4 | 3 1/4 | 82.5 | 82.5 | 3 1/4 | 3 1/2 | 88.9 | 88.9 | 3 1/2 | 3 3/4 | 95.2 | ||
| n | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 44 | ||
| d | 5/8 | 15.9 | 19 | 3/4 | 3/4 | 19 | 19 | 3/4 | 7/8 | 22.2 | 22.2 | 7/8 | 7/8 | 22.2 | ||
| 1/2 | A | 3 1/2 | 88.9 | 95.2 | 3 3/4 | 3 3/4 | 95.2 | 95.2 | 3 3/4 | 4 3/4 | 121 | 121 | 4 3/4 | 5 1/4 | 133.4 | |
| b | 7/16 | 11.1 | 14.3 | 9/16 | 9/16 | 14.3 | 14.3 | 9/16 | 7/8 | 22.2 | 22.2 | 7/8 | 1 3/16 | 30.2 | ||
| D2 | 1 3/8 | 34.9 | 34.9 | 1 3/8 | 1 3/8 | 34.9 | 34.9 | 1 3/8 | 1 3/8 | 34.9 | 34.9 | 1 3/8 | 1 3/8 | 34.9 | ||
| D1 | 2 3/8 | 60.3 | 66.7 | 2 5/8 | 2 5/8 | 66.7 | 66.7 | 2 5/8 | 3 1/4 | 82.6 | 82.6 | 3 1/4 | 3 1/2 | 88.9 | ||
| n | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | - | 4 | 4 | 44 | ||
| d | 5/8 | 15.9 | 15.9 | 5/8 | 5/8 | 15.9 | 15.9 | 5/8 | 7/8 | 22.2 | 22.2 | 7/8 | 7/8 | 22.2 | ||
| 2 1/2 | A | 7 | 177.8 | 190.5 | 7 1/2 | 7 1/2 | 190.5 | 190.5 | 7 1/2 | 9 5/8 | 244 | 244 | 9 5/8 | 10 1/2 | 266.7 | |
| b | 7/8 | 22.2 | 25.4 | 1 | 1 1/8 | 28.6 | 28.6 | 1 1/8 | 1 5/8 | 41.3 | 41.3 | 1 5/8 | 2 1/4 | 57.2 | ||
| D2 | 4 1/8 | 104.8 | 104.8 | 4 1/8 | 4 1/8 | 104.8 | 104.8 | 4 1/8 | 4 1/8 | 105 | 105 | 4 1/8 | 4 1/8 | 105 | ||
| D1 | 5 1/2 | 139.7 | 149.2 | 5 7/8 | 5 7/8 | 149.2 | 149.2 | 5 7/8 | 7 1/2 | 190.5 | 190.5 | 7 1/2 | 7 3/4 | 197 | ||
| n | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | ||
| d | 3/4 | 19 | 22.2 | 7/8 | 7/8 | 22.2 | 22.2 | 7/8 | 1 1/8 | 28.6 | 28.6 | 1 1/8 | 1 1/4 | 31.8 | ||
| 1 | A | 4 1/4 | 108 | 123.8 | 4 7/8 | 4 7/8 | 123.8 | 123.8 | 4 7/8 | 5 7/8 | 149.2 | 149.2 | 5 7/8 | 6 1/4 | 159 | |
| b | 9/16 | 14.3 | 17.5 | 11/16 | 11/16 | 17.5 | 17.5 | 11/16 | 1 1/8 | 28.6 | 28.6 | 1 1/8 | 1 3/8 | 34.9 | ||
| D2 | 2 | 50.8 | 50.8 | 2 | 2 | 50.8 | 50.8 | 2 | 2 | 50.8 | 50.8 | 2 | 2 | 50.8 | ||
| D1 | 3 1/8 | 79.4 | 88.9 | 3 1/2 | 3 1/2 | 88.9 | 88.9 | 3 1/2 | 4 | 102 | 102 | 4 | 4 1/4 | 108 | ||
| n | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | ||
| d | 5/8 | 15.9 | 19 | 3/4 | 3/4 | 19 | 19 | 3/4 | 1 | 25.4 | 25.4 | 1 | 1 | 25.4 | ||
| 1 1/2 | A | 5 | 127 | 155.6 | 6 1/8 | 6 1/8 | 155.6 | 155.6 | 6 1/8 | 7 | 177.8 | 177.8 | 7 | 8 | 203 | |
| b | 11/16 | 17.5 | 20.6 | 13/16 | 7/8 | 22.2 | 22.2 | 7/8 | 1 1/4 | 31.8 | 31.8 | 1 1/4 | 1 3/4 | 44.5 | ||
| D2 | 2 7/8 | 73 98 | 73 | 2 7/8 | 2 7/8 | 73 | 73 | 2 7/8 | 2 7/8 | 73 | 73 | 2 7/8 | 2 7/8 | 73 | ||
| D1 | 3 7/8 | 4 | 114 | 4 1/2 | 4 1/2 | 114 | 114 | 4 1/2 | 4 7/8 | 124 | 124 | 4 7/8 | 5 3/4 | 146 | ||
| n | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | ||
| d | 5/8 | . 15.9 | 22.2 | 7/8 | 7/8 | 22.2 | 22.2 | 7/8 | 1 1/8 | 28.6 | 28.6 | 1 1/8 | 1 1/4 | 31.8 | ||
| 1 1/4 | A | 4 5/8 | 117.5 | 133.4 | 5 1/4 | 5 1/4 | 133.4 | 133.4 | 5 1/4 | 6 1/4 | 159 | 159 | 6 1/4 | 7 1/4 | 184.2 | |
| b | 5/8 | 15.9 | 19 | 3/4 | 13/16 | 20.6 | 20.6 | 13/16 | 1 1/8 | 28.6 | 28.6 | 1 1/8 | 1 1/2 | 38.1 | ||
| D2 | 2 1/2 | 63.5 | 63.5 | 2 1/2 | 2 1/2 | 63.5 | 63.5 | 2 1/2 | 2 1/2 | 63.5 | 63.5 | 2 1/2 | 2 1/2 | 63.5 | ||
| D1 | 3 1/2 | 88.9 | 98.4 | 3 7/8 | 3 7/8 | 98.4 | 98.4 | 3 7/8 | 4 3/8 | 111 | 111 | 4 3/8 | 5 1/8 | 130 | ||
| n | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | ||
| d | 5/8 | 15.9 | 19 | 3/4 | 3/4 | 19 | 19 | 3/4 | 1 | 25.4 | 25.4 | 1 | 1 1/8 | 28.6 | ||
| 2 | A | 6 | 152.4 | 165.1 | 6 1/2 | 6 1/2 | 165.1 | 165.1 | 6 1/2 | 8 1/2 | 215.9 | 215.9 | 8 1/2 | 9 1/4 | 234.9 | |
| b | 3/4 | 19 | 22.2 | 7/8 | 1 | 25.4 | 25.4 | 1 | 1 1/2 | 38.1 | 38.1 | 1 1/2 | 2 | 50.8 | ||
| D2 | 3 5/8 | 92.1 | 92.1 | 3 5/8 | 3 5/8 | 92.1 | 92.1 | 3 5/8 | 3 5/8 | 92.1 | 92.1 | 3 5/8 | 3 5/8 | 92.1 | ||
| D1 | 4 3/4 | 121 | 127 | 5 | 5 | 127 | 127 | 5 | 6 1/2 | 165.1 | 165.1 | 6 1/2 | 6 3/4 | 171 | ||
| n | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | ||
| d | 3/4 | 19 | 19 | 3/4 | 3/4 | 19 | 19 | 3/4 | 1 | 25.4 | 25.4 | 1 | 1 1/8 | 28.6 | ||
ASME B16.5 Weld Neck Flanges Torque Chart
| Size in Millimeter | Size in Inches | Imperfections Max. Radial Projection | |
|---|---|---|---|
| Deeper Than the Bottom of the Serrations, millimeter | No Deeper Than the Bottom of the Serrations, millimeter | ||
| 15 | 1/2 | 1.5 | 3.0 |
| 20 | 3/4 | 1.5 | 3.0 |
| 25 | 1 | 1.5 | 3.0 |
| 32 | 1 1/4 | 1.5 | 3.0 |
| 40 | 1 1/2 | 1.5 | 3.0 |
| 50 | 2 | 1.5 | 3.0 |
| 65 | 2 1/2 | 1.5 | 3.0 |
| 80 | 3 | 1.5 | 4.5 |
| 90 | 3 1/2 | 3.0 | 6.0 |
| 100 | 4 | 3.0 | 6.0 |
| 125 | 5 | 3.0 | 6.0 |
| 150 | 6 | 3.0 | 6.0 |
| 200 | 8 | 4.5 | 8.0 |
| 250 | 10 | 4.5 | 8.0 |
| 300 | 12 | 4.5 | 8.0 |
| 350 | 14 | 4.5 | 8.0 |
| 400 | 16 | 4.5 | 10.0 |
| 450 | 18 | 6.0 | 12.0 |
| 500 | 20 | 6.0 | 12.0 |
| 600 | 24 | 6.0 | 12.0 |
Stainless Steel 304 Welding Neck Flange Pressure Ratings
| Stainless Steel WNRF Flange | Pressure And Temperature Ratings | ||||||
|---|---|---|---|---|---|---|---|
| Temperature °F | ASME B16.5 as per Class 300 | ASME B16.5 as per Class 150 | ASME B16.5 as per Class 600 | ASME B16.5 as per Class 400 | ASME B16.5 as per Class 1500 | ASME B16.5 as per Class 900 | ASME B16.5 as per Class 2500 |
| -20 to 100 | 720 | 275 | 1440 | 960 | 3600 | 2160 | 6000 |
| 200 | 600 | 230 | 1200 | 800 | 3000 | 1800 | 5000 |
| 300 | 540 | 205 | 1080 | 720 | 2700 | 1620 | 4500 |
| 400 | 495 | 190 | 995 | 660 | 2485 | 1490 | 4140 |
| 500 | 465 | 170 | 930 | 620 | 2330 | 1395 | 3880 |
| 600 | 435 | 140 | 875 | 580 | 2185 | 1310 | 3640 |
| 650 | 430 | 125 | 860 | 575 | 2150 | 1290 | 3580 |
| 700 | 425 | 110 | 850 | 565 | 2125 | 1275 | 3540 |
| 750 | 415 | 95 | 830 | 555 | 2075 | 1245 | 3460 |
| 800 | 405 | 80 | 805 | 540 | 2015 | 1210 | 3360 |
| 850 | 395 | 65 | 790 | 530 | 1980 | 1190 | 3300 |
| 900 | 390 | 50 | 780 | 520 | 1945 | 1165 | 3240 |
| 950 | 380 | 35 | 765 | 510 | 1910 | 1145 | 3180 |
| 1000 | 320 | 20 | 640 | 430 | 1605 | 965 | 2675 |
| 1050 | 310 | 20 | 615 | 410 | 1545 | 925 | 2570 |
| 1100 | 255 | 20 | 515 | 345 | 1285 | 770 | 2145 |
| 1150 | 200 | 20 | 400 | 265 | 995 | 595 | 1655 |
| 1200 | 155 | 20 | 310 | 205 | 770 | 465 | 1285 |
| 1250 | 115 | 20 | 225 | 150 | 565 | 340 | 945 |
| 1300 | 85 | 20 | 170 | 115 | 430 | 255 | 715 |
| 1350 | 60 | 20 | 125 | 80 | 310 | 185 | 515 |
| 1400 | 50 | 20 | 95 | 65 | 240 | 145 | 400 |
| 1450 | 35 | 15 | 70 | 45 | 170 | 105 | 285 |
| 1500 | 25 | 10 | 55 | 35 | 135 | 80 | 230 |
ASTM A182 304L Rtj Weld Neck Flanges Application
Stainless Steel Weld Neck Flange
SS Weld Neck Blind Flanges Weight Chart
| NPS | SWRF | SORF | Loose | NPT | WRNR | BLRF |
|---|---|---|---|---|---|---|
| ½ | 2 | 1 | 1 | 1 | 2 | 2 |
| ¾ | 2 | 2 | 2 | 2 | 2 | 2 |
| 1 | 2 | 2 | 2 | 2 | 3 | 2 |
| 1¼ | 3 | 3 | 3 | 3 | 3 | 3 |
| 1½ | 3 | 3 | 3 | 3 | 4 | 4 |
| 2 | 5 | 5 | 5 | 5 | 6 | 5 |
| 2½ | 8 | 8 | 8 | 8 | 10 | 7 |
| 3 | 9 | 9 | 9 | 9 | 11.5 | 9 |
| 3½ | 11 | 11 | 11 | 12 | 12 | 13 |
| 4 | 13 | 13 | 13 | 13 | 16.5 | 17 |
| 5 | 15 | 15 | 15 | 15 | 21 | 20 |
| 6 | 19 | 19 | 19 | 19 | 26 | 27 |
| 8 | 30 | 30 | 30 | 30 | 42 | 47 |
| 10 | 43 | 43 | 43 | 43 | 54 | 70 |
| 12 | 64 | 64 | 64 | 64 | 88 | 123 |
| 14 | 90 | 90 | 105 | 90 | 114 | 140 |
| 16 | 98 | 106 | 140 | 98 | 140 | 180 |
| 18 | 130 | 130 | 160 | 130 | 165 | 220 |
| 20 | 165 | 165 | 195 | 165 | 197 | 285 |
| 22 | 185 | 185 | 245 | 185 | 225 | 355 |
| 24 | 220 | 220 | 275 | 220 | 268 | 430 |
SS WNRF Flanges Inventory
| Stainless Weld Neck Flange | SS WNRF Flanges |
| Ss Weld Neck Flange | A182 SS 316L Long Weld Neck Flanges |
| Stainless Steel Welded Flange | Stainless Steel WNRF Flange |
| ASTM A182 F304 SS WNRF Flange | Grade 321 Long Weld Neck Flange |
| Stainless Weld Neck Flange | Stainless Steel 316 Welding Neck Flange |
| SA Gr 316 WNRF Flanges | A182 F316L Stainless Steel Weld Neck Flange |
| Class 300 Stainless 304 Welding Neck Flange | Stainless Steel 304 WNRF Flange |
| ASME B16.5 Weld Neck Flanges | ASTM A182 F304 SS Raised Face Welding Neck Flanges |
| Stainless Steel Long Weld Neck Flanges | SA Gr 316 Reducing Weld Neck Flange |
| ASME B16.5 Weld Neck Flange | Stainless Steel 304 Flat Face Welding Neck Flanges |
| Class 150 WNRF Flange | ASTM A182 304L Rtj Weld Neck Flanges |
| Stainless Welding Neck Pipe Flanges | Din En 1092 1 Welding Neck Flangs |
| Class 300 Weld Neck Flange | En 1092 Welding Neck Flanges |
| ASTM A182 SS WNRF Flange | Stainless Steel Welding Neck Flanges |
| ASTM A182 304L WNRF Flange | SS Welding Neck Blind Flanges |
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