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| Place of Origin | China |
| Brand Name | Kasugai |
| Model Number | ASTM A105 ASME / ANSI B16.5 SO BL LJF TR RF |
| Document | Product Brochure PDF |
Carbon Steel Forged Flanges ASTM A105 ASME / ANSI B16.5 Class 600
ASTM A105 flanges are forged carbon steel flanges for ambient- and higher-temperature service in pressure systems. These flanges may be manufactured in accordance with a variety of standard specifications covering ASME B16.5, ASME B16.47, ASME B16.48, ASME B16.36, MSS SP 44, API 605, and API 6A, etc. Flanges made to ASTM A105 material are limited a maximum weight of 4540 kg.
Product Information
| Product Name | ASTM A105 B16.5 Carbon Steel Flange Class 600 |
| Size Range | Dimension: 1/2” to 24” |
| Pressure Class | Class 600 |
| Standards | ASTM A105 |
| Common Face Type | WN SO SW BL LJ RJ |
| Specification | ANSI B16.5 |
| Coating | Anti-rust Paint, Could and Hot Dip Galvanized, Zinc Plated, Yellow Transparent, Oil Black Paint |
ASTM A105 Chemical Composition (%)
| Steel Class |
C max |
Si | Mn |
P max |
S max |
Ni max |
Cr max |
Mo max |
N |
| A105 | 0.35 | 0.10-0.35 | 0.60-1.05 | 0.035 | 0.040 | 0.40 | 0.30 | 0.12 |
ASTM A105 Mechanical Properties
| Steel Class | Tensile Strength | Yield Strength | Elongation in 2in | Reduction of area |
Solutioning Temperature |
Quenching Cool |
| min | min | min | min | min | below | |
| A105 | 485 | 250 | 22 | 30 |
ANSI B16.5 Flange Dimensions (mm) - Class 600
| 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 | 20.6 | 66.5 | 28 | 63.5 | 63.5 | 5 | 14 | 44.5 | 20.6 | 98.6 | 4 | 19 | |
| 40 | 1-1/2 | 155 | 22.4 | 69.8 | 32 | 70.0 | 73.2 | 6 | 16 | 50.5 | 22.4 | 114.3 | 4 | 22 | |
| 50 | 2 | 165 | 25.4 | 73.2 | 37 | 84.0 | 91.9 | 8 | 18 | 63.5 | 28.4 | 127.0 | 8 | 19 | |
| 65 | 2-/21 | 190 | 28.5 | 79.2 | 41 | 100 | 104.6 | 8 | 19 | 76.0 | 31.8 | 149.4 | 8 | 22 | |
| 80 | 3 | 210 | 31.8 | 82.6 | 46 | 117 | 127.0 | 10 | 21 | 92.0 | 35.1 | 168.1 | 8 | 22 | |
| 90 | 3-1/2 | 229 | 35.1 | 85.9 | 49 | 133 | 139.7 | 10 | - | 105.0 | 39.6 | 184.2 | 8 | 26 | |
| 100 | 4 | 273 | 38.1 | 101.6 | 54 | 152 | 157.2 | 11 | - | 118.0 | 41.1 | 219.5 | 8 | 26 | |
| 125 | 5 | 330 | 44.5 | 114.3 | 60 | 189 | 185.7 | 11 | - | 145.0 | 47.8 | 266.7 | 8 | 29 | |
| 150 | 6 | 356 | 47.8 | 117.3 | 67 | 222 | 215.9 | 13 | - | 171.0 | 50.8 | 292.1 | 12 | 29 | |
| 200 | 8 | 419 | 55.7 | 133.4 | 76 | 273 | 269.7 | 13 | - | 222.0 | 57.2 | 349.2 | 12 | 32 | |
| 250 | 10 | 510 | 63.5 | 152.4 | 86 | 111 | 343 | 323.8 | - | 276.0 | 65.0 | 431.8 | 16 | 35 | |
| 300 | 12 | 560 | 66.6 | 155.4 | 92 | 117 | 400 | 381.0 | - | 329.0 | 69.9 | 489.0 | 20 | 35 | |
| 350 | 14 | 605 | 69.9 | 165.1 | 94 | 127 | 432 | 412.8 | - | 360.0 | 73.2 | 527.0 | 20 | 39 | |
| 400 | 16 | 685 | 76.2 | 177.8 | 106 | 140 | 495 | 469.9 | - | 411.0 | 77.7 | 603.2 | 20 | 42 | |
| 450 | 18 | 745 | 82.6 | 184.2 | 117 | 152 | 546 | 533.4 | - | 462.0 | 79.2 | 654.0 | 20 | 45 | |
| 500 | 20 | 815 | 88.9 | 190.5 | 127 | 165 | 610 | 584.2 | - | 513.0 | 82.6 | 723.9 | 24 | 45 | |
| 600 | 24 | 940 | 101.6 | 203.2 | 140 | 184 | 718 | 692.2 | - | 614.0 | 91.9 | 838.2 | 24 | 51 | |
| 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 | 0.85 | 0.74 | 0.76 | 0.75 | 0.71 | 0.74 |
| 20 | 3/4 | R13 | 63.5 | 42.88 | 6.35 | 8.74 | 0.8 | 1.43 | 1.26 | 1.28 | 1.29 | 1.20 | 1.24 |
| 25 | 1 | R16 | 70.0 | 50.80 | 6．35 | 8.74 | 0.8 | 1.82 | 1.56 | 1.65 | 1.62 | 1.49 | 1.51 |
| 32 | 1-1/4 | R18 | 79.5 | 60.32 | 6.35 | 8.74 | 0.8 | 2.44 | 2.04 | 2.26 | 2.11 | 1.94 | 2.03 |
| 40 | 1-1/2 | R20 | 90.5 | 68.28 | 6.35 | 8.74 | 0.8 | 3.44 | 2.98 | 3.28 | 3.08 | 2.84 | 3.01 |
| 50 | 2 | R23 | 108 | 82.55 | 7.92 | 11.91 | 0.8 | 4.24 | 3.65 | 4.16 | 3.80 | 3.42 | 3.62 |
| 65 | 2-/21 | R26 | 127 | 101.60 | 7.92 | 11.91 | 0.8 | 6.09 | 5.11 | 6.09 | 5.39 | 4.85 | 5.20 |
| 80 | 3 | R31 | 147 | 123.82 | 7.92 | 11.91 | 0.8 | 8.34 | 7.11 | 8.57 | 7.50 | 6.75 | 7.08 |
| 90 | 3-1/2 | R34 | 159 | 131.78 | 7.92 | 11.91 | 0.8 | 10.5 | 9.00 | 11.2 | - | 8.56 | 8.86 |
| 100 | 4 | R37 | 175 | 149.22 | 7.92 | 11.91 | 0.8 | 17.0 | 14.7 | 17.5 | - | 14.1 | 14.6 |
| 125 | 5 | R41 | 210 | 180.98 | 7.92 | 11.91 | 0.8 | 28.4 | 24.6 | 29.4 | - | 23.8 | 24.6 |
| 150 | 6 | R45 | 242 | 211.12 | 7.92 | 11.91 | 0.8 | 34.0 | 29.5 | 36.4 | - | 28.5 | 29.6 |
| 200 | 8 | R49 | 302 | 269.88 | 7.92 | 11.91 | 0.8 | 52 | 44.2 | 59 | - | 42.9 | 44.0 |
| 250 | 10 | R53 | 356 | 323.85 | 7.92 | 11.91 | 0.8 | 86 | 73 | 98 | - | 78.0 | 73.3 |
| 300 | 12 | R57 | 413 | 381.00 | 7.92 | 11.91 | 0.8 | 104 | 87 | 125 | - | 93.0 | 87.0 |
| 350 | 14 | R61 | 458 | 419.10 | 7.92 | 11.91 | 0.8 | 122 | 100 | 152 | - | 113.4 | 99.8 |
| 400 | 16 | R65 | 508 | 469.90 | 7.92 | 11.91 | 0.8 | 172 | 137 | 214 | - | 165.6 | 142.0 |
| 450 | 18 | R69 | 575 | 533.40 | 7.92 | 11.91 | 0.8 | 209 | 175 | 275 | - | 197.3 | 176.0 |
| 500 | 20 | R73 | 635 | 584.20 | 9.52 | 13.49 | 1.5 | 261 | 223 | 351 | - | 258.6 | 224.0 |
| 600 | 24 | R77 | 750 | 692.15 | 11.13 | 16.66 | 1.5 | 373 | 316 | 535 | - | 367.4 | 317.0 |
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