本标准规定了卡套式锥螺纹直通管接头,适用于油、气及一般腐蚀性介质的管路系统。 | | 标记示例: 公称压力E级,管子外径D0为14mm的卡套式锥螺纹直通管接头: 管接头E14 JB/ZQ4401-97 |
| 管子外径D0 | 公称通径DN | d5 | d | l | l1≈ | L≈ | 扳手尺寸 | e | e1 | 重 量(kg/100件) | S | S1 | E(16) | 4 | 3 | NPT1/8 | 4.572 | 14 | 30 | 13 | 15 | 15 | 17.3 | 2.59 | 5 | 3.5 | 6 | 4 | 15.7 | 34 | 16 | 18.5 | 3.14 | 8 | 6 | NPT1/4 | 5.080 | 22 | 40 | 16 | 18 | 18.5 | 20.8 | 5.58 | 10 | 8 | 42 | 18 | 21 | 20.8 | 24.2 | 6.47 | 12 | 10 | NPT3/8 | 6.096 | 23 | 43 | 21 | 24 | 24.2 | 27.7 | 9.21 | 14 | 12 | 9.31 | 16 | 14 | NPT1/2 | 8.128 | 24 | 45 | 27 | 27 | 31.2 | 31.2 | 13.4 | 18 | 15 | 30 | 34.6 | 14.7 | 20 | 17 | NPT3/4 | 8.611 | 27 | 51 | 34 | 34 | 39.3 | 39.3 | 22 | 22 | 19 | 30.5 | 55 | 36 | 41.6 | 24.6 | 25 | 22 | NPT1 | 10.160 | 32.5 | 58 | 41 | 41 | 47.3 | 47.3 | 40.1 | 28 | 24 | 33.5 | 59 | 45.1 | 32 | 27 | NPT11/4 | 10.668 | 34.5 | 62 | 50 | 50 | 57.7 | 57.7 | 57.7 | 34 | 30 | 61.6 | 40 | 34 | NPT11/2 | 35 | 63 | 55 | 55 | 63.5 | 63.5 | 72.1 | 42 | 36 | 60 | 69.3 | 74.5 |
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