| 型号 | 管通径(mm) | 螺纹规格 | 适用电缆最大外径(mm) | 最小弯曲半径(mm) |
| NGd-15X? | 15 | G1/2" | 10 | 80 |
| NGd-20X? | 20 | G3/4" | 14 | 110 |
| NGd-25X? | G1" | 18 | 145 | |
| NGd-32X? | 32 | G1-1/4" | 25 | 180 |
| NGd-40X? | 40 | G1-1/2" | 28 | 210 |
| NGd-50X? | 50 | G2" | 34 | 250 |
| NGd-70X? | 70 | G2-1/2" | 45 | 350 |
| NGd-80X? | 80 | G3" | 55 | 400 |
| NGd-100X? | 100 | G4" | 75 | 500 |
DN50,2寸管子，内径50mm，外径56mm,壁厚3mm,
DN15….4分管子，内径15mm，外径23mm,壁厚4m
DN20….6分管子，内径20mm，外径27mm,壁厚3，5mm
DN25….1寸管子，内径25mm，外径32mm,壁厚3，5mm
DN32….(1由四分子1寸）内径32mm，外径38mm,壁厚3mm
DN40….(1由二分子1寸）.内径40mm，外径48mm,壁厚4mm
DN65….(2由二分子1寸）.内径65mm，外径76mm,壁厚4，5mm
DN80….3寸管子，内径80mm，外径89mm,壁厚4，5mm
DN1OO….（5寸管子，内径100mm，外径108mm,无缝管）壁厚4mm
DN1OO….（5寸管子，内径100mm，外径114mm,无缝管）壁厚7mm
DN125….内径125mm，外径133mm,壁厚4mm
DN150….内径150mm，外径165mm,壁厚8mm
DN200….内径200mm，外径219mm,壁厚9.5mm
DN250….内径250mm，外径273mm,壁厚11，5mm
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