| 名称： | 不锈钢焊接管帽 |
| 工艺： | 冷加工成型 |
| 尺寸： | 1/2"-20"（DN15-DN500) |
| 标准： | 国标、美标、日标、德标 |
| 压力： | PN6-PN40 |
| 材质： | 304、304L、316L、310S、304H、2205等 |
|
公称通径 Nominal Diameter |
端部外径 D Outside Diameter at Bevel |
背部至端面的距离 Back to End |
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| DN | NPS |
A 系列 Series A |
B 系列 Series B |
E |
长度E时极限厚度 T |
E1 |
| OD | ||||||
| 15 | 1/2 | 21.3 | 18 | 25 | 4.57 | 25 |
| 20 | 3/4 | 26.9 | 25 | 25 | 3.81 | 25 |
| 25 | 1 | 33.7 | 32 | 38 | 4.57 | 38 |
| 32 | 1.1/4 | 42.4 | 38 | 38 | 4.83 | 38 |
| 40 | 1.1/2 | 48.3 | 45 | 38 | 5.08 | 38 |
| 50 | 2 | 60.3 | 57 | 38 | 5.59 | 44 |
| 65 | 2.1/2 | 76.1(73) | 76 | 38 | 7.11 | 51 |
| 80 | 3 | 88.9 | 89 | 51 | 7.62 | 64 |
| 90 | 3.1/2 | 101.6 | - | 64 | 8.13 | 76 |
| 100 | 4 | 114.3 | 108 | 64 | 8.64 | 76 |
| 125 | 5 | 139.7 | 133 | 76 | 9.65 | 89 |
| 150 | 6 | 168.3 | 159 | 89 | 10.92 | 102 |
| 200 | 8 | 219.1 | 219 | 102 | 12.7 | 127 |
| 250 | 10 | 273 | 273 | 127 | 12.7 | 152 |
| 300 | 12 | 323.9 | 325 | 152 | 12.7 | 178 |
| 350 | 14 | 355.6 | 377 | 165 | 12.7 | 191 |
| 400 | 16 | 406.4 | 426 | 178 | 12.7 | 203 |
| 450 | 18 | 457.2 | 478 | 203 | 12.7 | 229 |
| 500 | 20 | 508 | 529 | 229 | 12.7 | 254 |
| 550 | 22 | 559 | - | 254 | 12.7 | 254 |
| 600 | 24 | 610 | 630 | 267 | 12.7 | 305 |
| 650 | 26 | 660 | - | 267 | - | - |
| 700 | 28 | 711 | 720 | ?267 | - | - |
| 750 | 30 | 762 | - | ?267 | - | - |
| 800 | 32 | 813 | 820 | 267 | - | - |
| 850 | 34 | 864 | - | 267 | - | - |
| 900 | 36 | 914 | 920 | 267 | - | - |
| 950 | 38 | 965 | - | 305 | - | - |
| 1000 | 40 | 1016 | 1020 | 305 | - | - |
| 1050 | 42 | 1067 | - | 305 | - | - |
| 1100 | 44 | 1118 | 1120 | 343 | - | - |
| 1150 | 46 | 1168 | - | 343 | - | - |
| 1200 | 48 | 1220 | 1220 | 343 | - | - |
| 注： 高度E适用于T不超过括号内数值时，否则应采用E1高度。When T is less the dimension in parentheses, the height E is available. Otherwise E1 is available. | ||||||
