| 规格表注 | 英制螺纹 | 薄钢螺纹 | 公制螺纹 | 美制 | 德制 | |
| 公制 | 英制 | 厚钢螺纹 | ||||
| φ6 | 1/8" | G1/8" | / | M12*1.5 | / | |
| φ8 | 5/16" | G5/16" | / | M16*1.5 | / | |
| φ10 | 1/4″ | G1/4″ | C15 | M16×1.5/M20*1.5 | 1/4"NPT | PG7 |
| φ12(13) | 3/8″ | G3/8″ | C19 | M16×1.5/M20*1.5 | 3/8"NPT | PG9/PG11 |
| φ15(16) | 1/2″ | G1/2″ | C19 | M20×1.5/M24×1.5 | 1/2"NPT | PG11/PG13.5 |
| φ20(19) | 3/4″ | G3/4″ | C25 | M27×2/M30×2 | 3/4"NPT | PG13.5/PG16 |
| φ25 | 1″ | G1″ | C31 | M33×2/M36×2 | 1"NPT | PG16/PG21 |
| φ32 | 1/1/4″ | G1/1/4″ | C39 | M42×2/M48×2 | 1-1/4"NPT | PG21/PG29 |
| φ38(40) | 1/1/2″ | G1/1/2″ | C51 | M48×2/M60×2 | 1-1/2"NPT | PG29 |
| φ51(50) | 2″ | G2″ | C63 | M60×2/M72×2 | 2"NPT | PG36 |
| φ64(70) | 2/1/2″ | G2/1/2″ | C75 | M76×2 | 2-1/2"NPT | PG42 |
| φ75(80) | 3″ | G3″ | M88×2 | 3"NPT | PG48 | |
| φ100 | 4" | G4" | M114*2 | 4"NPT | ||
| φ125 | 5" | G5" | M140*2 | 5"NPT | ||
| φ150 | 6" | G6" | M164*2 | 6"NPT | ||
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