管件（Pipe fitting）是管道系统中起连接、控制、变向、分流、密封、支撑等作用的零部件的统称。大致分为无缝管、焊管、弯头、弯管、三通、四通、变径（异径管）、异径弯头和支管台等。
执行标准 | GB/T12459 | GB/T13401/1483 | ANSI B36.19/B36.10 | |
HG/T21635/21631/21634 | SH3408/3409/3410 | ASME B16.9/B16.49/B16.11 | ||
JIS2312/2313/2316 | DIN2605/2615/2616/2617 | MSS SP-83/79 | ||
EN10253 | SY/T0510 | |||
管件类型 | 弯头 | 三通 | 四通 | |
异径管 | 堵头和封头 | 活接头 | ||
管座 | 弯头管座 | 加长支管座 | ||
接头 | 缩接 | 长半径/短半径弯头 | ||
管帽 | 翻遍管 | |||
供应材质 | 哈氏合金 | 蒙乃尔合金 | 镍基合金 | |
镍基合金 | 双相/超级不锈钢 | 高温合金 | ||
供应尺寸 | 无缝/有缝对焊管件 DN15-3000无缝/焊接 | 高压锻制管件 DN8-DN400(1/8" -16") | ||
压力 | Sch5s-Sch160 | 2000Lb/3000Lb/6000Lb/9000Lb | ||
技术参数① 例：NATIONAL STANDARD DIMENSIONS | ||||||||||||||||
公称通径 DN | 外径 | Sch 5s | Sch 10s | Sch 20s | LG | Sch 20 | Sch 30 | STD | Sch 40 | Sch 60 | XS | Sch 80 | Sch 100 | Sch 120 | Sch 140 | Sch 160 |
15 | 18 | 1.6 | 2.1 | 2.6 | - | - | - | - | 2.9 | - | - | 3.6 | - | - | - | 4.5 |
20 | 25 | 1.6 | 2.1 | 2.6 | - | - | - | - | 2.9 | - | - | 4.0 | - | - | - | 5.6 |
25 | 32 | 1.6 | 2.8 | 3.2 | - | - | - | - | 3.2 | - | - | 4.5 | - | - | - | 6.3 |
32 | 38 | 1.6 | 2.8 | 3.2 | - | - | - | - | 3.6 | - | - | 5.0 | - | - | - | 7.1 |
40 | 45 | 1.6 | 2.8 | 3.2 | - | - | - | - | 3.6 | - | - | 5.0 | - | - | - | 7.1 |
50 | 57 | 1.6 | 2.8 | 3.6 | - | 3.2 | - | - | 4.0 | - | - | 5.6 | - | - | - | 8.8 |
65 | 76 | 2.0 | 3.0 | 3.6 | - | 4.5 | - | - | 5.0 | - | - | 7.1 | - | - | - | 10.0 |
80 | 89 | 2.0 | 3.0 | 4.0 | - | 4.5 | - | - | 5.6 | - | - | 8.0 | - | - | - | 11.0 |
90 | - | 2.0 | 3.0 | 4.0 | - | 4.5 | - | - | 5.6 | - | - | 8.0 | - | - | - | 12.5 |
100 | 108 | 2.0 | 3.0 | 4.0 | - | 5.0 | - | - | 5.9 | - | - | 8.8 | - | 11.0 | - | 14.2 |
125 | 133 | 2.9 | 3.4 | 5.0 | - | 5.0 | - | - | 6.3 | - | - | 10.0 | - | 12.5 | - | 16.0 |
150 | 159 | 2.9 | 3.4 | 5.0 | - | 5.6 | - | - | 7.1 | - | - | 11.0 | - | 14.2 | - | 17.5 |
200 | 219 | 2.9 | 4.0 | 6.3 | - | 6.3 | 7.1 | - | 8.0 | 10.0 | - | 12.5 | 16.0 | 17.5 | 20.0 | 22.2 |
250 | 273 | 3.6 | 4.0 | 6.3 | - | 6.3 | 8.0 | - | 8.8 | 12.5 | - | 16.0 | 17.5 | 22.2 | 25.0 | 28.0 |
300 | 325 | 4.0 | 4.5 | 6.3 | - | 6.3 | 8.8 | - | 10.0 | 14.2 | - | 17.5 | 22.2 | 25.0 | 28.0 | 32.0 |
350 | 377 | 4.0 | 5.0 | - | 8.0 | 8.0 | 10.0 | 10.0 | 11.0 | 16.0 | 13.0 | 20.0 | 25.8 | 28.0 | 32.0 | 36.0 |
400 | 426 | 4.0 | 5.0 | - | 8.0 | 8.0 | 10.0 | 10.0 | 12.5 | 17.5 | 13.0 | 22.2 | 28.5 | 30.0 | 36.0 | 40.0 |
450 | 480 | 4.0 | 5.0 | - | 8.0 | 8.0 | 11.0 | 10.0 | 14.2 | 20.0 | 13.0 | 25.0 | 30.0 | 36.0 | 40.0 | 45.0 |
500 | 529 | 5.0 | 5.6 | - | 8.0 | 10.0 | 12.5 | 10.0 | 16.0 | 20.0 | 13.0 | 28.0 | 32.0 | 40.0 | 45.0 | 50.0 |
550 | - | 5.0 | 5.6 | - | 8.0 | - | - | 10.0 | - | - | 13.0 | 30.0 | - | - | - | - |
600 | 630 | 5.6 | 6.3 | - | 8.0 | - | - | 10.0 | 17.5 | - | 13.0 | 32.0 | - | - | - | - |
注：
①规格尺寸仅供参考，因标准不同尺寸皆不同，详情请咨询销售人员！
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