Place of Origin | China |
Brand Name | Kasugai |
Model Number | ASTM A182 F304 ANSI B16.5 WN RF CL300 |
Document | Product Brochure PDF |
ASTM A182 F304 ANSI B16.5 WN RF Class 300 Stainless Steel Weld Neck Raised Face Flange
Product Information
A Weld Neck Raised Face Flange is a specific type of flange commonly used in piping systems for various industrial applications.
Stainless steel weld neck raised face flanges are available in various pressure ratings, typically ranging from 150 lbs to 2500 lbs. The pressure rating indicates the maximum allowable pressure the flange can withstand.
Stainless steel weld neck raised face flanges are manufactured according to various standards, such as ANSI/ASME B16.5 and ANSI/ASME B16.47. These standards specify the dimensions, materials, pressure ratings, facing dimensions, and other requirements for the flanges.
Product Name | Stainless Steel Weld Neck Raised Face Flange |
Size Range | 1/2” to 24” |
Pressure Class | Class 300 |
Standards | ASTM A182 F304 |
Face Type | WNRF-Weld Neck Raised Face |
Specification | ANSI B16.5 |
ASTM A182 F304
ASTM A182 F304 is a forging material specification for 304 grade stainless steel and is used for manufacturing bare forgings or gorged and machined products for applications involving high temperature service.
ASTM A182 F304 Chemical Composition (%)
Grade | C, max | Mn, max | P, max | S, max | Si, max | Ni | Cr | N |
F304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 8.0~11.0 | 18.0~20.0· | 0.10 |
ASTM A182 F304 Mechanical Properties
Grade |
Tensile Strength, min (MPa) |
Yield Strength, min (MPa) |
Elongation in 2inches, min (%) |
Reduction of Area, min (%) |
Hardness (HBW) |
F304 | 515 | 205 | 30 | 50 | ﹍ |
ANSI B16.5 Flange Dimensions - Class 300 (mm)
Nominal Size | Outside Dia. | Thickness | Length thru Hub | Dia. of Hub | Raised Face Dia. | Corner Radius of Bore | Depth of Socket | Counter Bore | Thread Length | Bolt Holes | |||||
WN |
SO SW TR |
LJ | LJ | SW | TR | Bolt Circle Dia. | No | Dia. | |||||||
A | B | O | t | Y1 | Y2 | Y3 | X | R | r1 | D | B4 | Q | C | H | |
15 | 1/2 | 95 | 14.3 | 52.3 | 22 | 38.0 | 35.1 | 3 | 10 | 23.5 | 15.7 | 66.5 | 4 | 16 | |
20 | 3/4 | 117 | 15.8 | 57.2 | 25 | 48.0 | 42.9 | 3 | 11 | 29.0 | 15.7 | 82.6 | 4 | 19 | |
25 | 1 | 124 | 17.6 | 62.0 | 27 | 54.0 | 50.8 | 3 | 13 | 36.0 | 17.5 | 88.9 | 4 | 19 | |
32 | 1-1/4 | 133 | 19.1 | 65.0 | 27 | 63.4 | 63.5 | 5 | 14 | 44.5 | 20.6 | 98.6 | 4 | 19 | |
40 | 1-1/2 | 155 | 20.6 | 6.3 | 30 | 70.0 | 73.2 | 6 | 16 | 50.5 | 22.4 | 114.3 | 4 | 22 | |
50 | 2 | 165 | 22.4 | 69.8 | 33 | 84.0 | 91.9 | 8 | 18 | 63.5 | 28.4 | 127.0 | 8 | 19 | |
65 | 2-/21 | 190 | 25.4 | 76.2 | 38 | 100 | 104.6 | 8 | 19 | 76.0 | 31.8 | 149.4 | 8 | 22 | |
80 | 3 | 210 | 28.5 | 79.2 | 43 | 117 | 127.0 | 10 | 21 | 92.0 | 31.8 | 168.1 | 8 | 22 | |
90 | 3-1/2 | 229 | 30.3 | 81.0 | 44 | 133 | 139.7 | 10 | 105.0 | 36.6 | 184.2 | 8 | 22 | ||
100 | 4 | 254 | 31.8 | 85.9 | 48 | 146 | 157.2 | 11 | 118.0 | 36.6 | 200.2 | 8 | 22 | ||
125 | 5 | 279 | 35.1 | 98.6 | 51 | 178 | 185.7 | 11 | 145.0 | 42.9 | 235.0 | 8 | 22 | ||
150 | 6 | 318 | 36.6 | 98.6 | 52 | 206 | 215.9 | 13 | 171.0 | 46.0 | 269.7 | 12 | 22 | ||
200 | 8 | 381 | 41.2 | 111.3 | 62 | 260 | 269.7 | 13 | 222.0 | 50.8 | 330.2 | 12 | 26 | ||
250 | 10 | 444 | 47.8 | 117.3 | 67 | 95 | 321 | 323.8 | 13 | 276.0 | 55.6 | 387.4 | 16 | 29 | |
300 | 12 | 520 | 50.8 | 130.0 | 73 | 102 | 375 | 381.0 | 13 | 329.0 | 60.5 | 450.8 | 16 | 32 | |
350 | 14 | 585 | 53.9 | 142.7 | 76 | 111 | 425 | 412.8 | 13 | 360.0 | 63.5 | 514.4 | 20 | 32 | |
400 | 16 | 650 | 57.2 | 146.0 | 83 | 121 | 483 | 469.9 | 13 | 411.0 | 68.3 | 571.5 | 20 | 35 | |
450 | 18 | 710 | 60.5 | 158.8 | 89 | 130 | 533 | 533.4 | 13 | 462.0 | 69.8 | 628.6 | 24 | 35 | |
500 | 20 | 775 | 63.5 | 162.1 | 95 | 140 | 587 | 584.2 | 13 | 513.0 | 73.2 | 685.8 | 24 | 35 | |
600 | 24 | 915 | 69.9 | 168.1 | 106 | 152 | 702 | 692.2 | 13 | 614.0 | 82.6 | 812.8 | 24 | 42 |
Nominal Size | Dimensions of Ring Joint Flanges | Weight (kg) | |||||||||||
Groove Number | Dia. of Raised Portion | Pitch Dia. | Depth | Width | Radius at Bottom |
WN Sch 40 |
SO | BL |
SW Sch 40 |
LJ | TR | ||
A | B | K | P | E | F | r2 | |||||||
15 | 1/2 | R11 | 51.0 | 34.14 | 5.56 | 7.14 | 0.8 | 0.75 | 0.65 | 0.65 | 0.66 | 0.71 | 0.65 |
20 | 3/4 | R13 | 63.5 | 42.88 | 6.35 | 8.74 | 0.8 | 1.27 | 1.11 | 1.11 | 1.14 | 1.20 | 1.10 |
25 | 1 | R16 | 70.0 | 50.80 | 6.35 | 8.74 | 0.8 | 1.64 | 1.39 | 1.43 | 1.43 | 1.49 | 1.35 |
32 | 1-1/4 | R18 | 79.5 | 60.32 | 6.35 | 8.74 | 0.8 | 2.07 | 1.70 | 1.83 | 1.75 | 1.81 | 1.69 |
40 | 1-1/2 | R20 | 90.5 | 68.28 | 6.35 | 8.74 | 0.8 | 2.94 | 2.51 | 2.69 | 2.58 | 2.66 | 2.54 |
50 | 2 | R23 | 108 | 82.55 | 7.92 | 11.91 | 0.8 | 3.45 | 2.91 | 3.22 | 2.97 | 3.02 | 2.92 |
65 | 2-/21 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 5.10 | 4.22 | 4.86 | 4.41 | 4.37 | 4.24 |
80 | 3 | R31 | 147 | 123.82 | 7.92 | 11.91 | 0.8 | 6.25 | 5.88 | 6.83 | 6.15 | 6.04 | 5.94 |
90 | 3-1/2 | R34 | 159 | 131.78 | 7.92 | 11.91 | 0.8 | 8.78 | 7.44 | 8.85 | 7.64 | 7.90 | |
100 | 4 | R37 | 175 | 149.22 | 7.92 | 11.91 | 0.8 | 11.4 | 9.73 | 11.8 | 9.98 | 9.71 | |
125 | 5 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 15.4 | 12.5 | 15.8 | 12.7 | 12.4 | |
150 | 6 | R45 | 242 | 211.12 | 7.92 | 11.91 | 0.8 | 19.8 | 16.2 | 21.3 | 16.5 | 16.2 | |
200 | 8 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 30.5 | 24.8 | 34.6 | 25.2 | 24.8 | |
250 | 10 | R53 | 356 | 323.85 | 7.92 | 11.91 | 0.8 | 44.1 | 35.5 | 54 | 40.2 | 35.9 | |
300 | 12 | R57 | 413 | 381.00 | 7.92 | 11.91 | 0.8 | 64 | 51 | 79 | 58 | 51.5 | |
350 | 14 | R61 | 458 | 419.90 | 7.92 | 11.91 | 0.8 | 88 | 70 | 106 | 86.2 | 70.1 | |
400 | 16 | R65 | 508 | 469.90 | 7.92 | 11.91 | 0.8 | 113 | 90 | 139 | 113.4 | 90.4 | |
450 | 18 | R69 | 575 | 533.40 | 7.92 | 11.91 | 0.8 | 138 | 109 | 175 | 133.8 | 109.0 | |
500 | 20 | R73 | 635 | 584.20 | 9.52 | 13.49 | 1.5 | 169 | 135 | 221 | 167.8 | 136.0 | |
600 | 24 | R77 | 750 | 692.15 | 11.13 | 16.66 | 1.5 | 249 | 204 | 341 | 249.5 | 204.0 |
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