本标准规定了卡套式对接直通管接头,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J级,管子外径D0为14mm的卡套对接直通管接头: 管接头J14 GB/T3756.1-1983 |
| 管子外径D0 | 公称通径DN | d5 | l1≈ | L≈ | 扳手尺寸 | e | e1 | 重 量(kg/100件) | S | S1 | G(25) | 4 | 3 | 25 | 56 | 13 | 15 | 15 | 17.3 | 4.22 | 5 | 3.5 | 4.22 | 6 | 4 | 30.4 | 65 | 16 | 18.5 | 6.63 | 8 | 6 | 36 | 72 | 15 | 18 | 17.3 | 20.8 | 9.52 | 10 | 8 | 38 | 78 | 18 | 21 | 20.8 | 24.2 | 12.2 | 12 | 10 | 39 | 79 | 21 | 24 | 24.2 | 27.7 | 16 | 14 | 12 | 18.5 | 16 | 14 | 40 | 82 | 24 | 27 | 27.7 | 31.2 | 23.5 | 18 | 15 | 41 | 83 | 27 | 30 | 31.2 | 34.6 | 39.9 | 20 | 17 | 44 | 91 | 30 | 34 | 34.6 | 39.3 | 37.7 | 22 | 19 | 53 | 99 | 34 | 36 | 39.3 | 41.6 | 49.4 | 25 | 22 | 103 | 36 | 41 | 41.6 | 47.3 | 65.9 | 28 | 24 | 55 | 107 | 41 | 47.3 | 67.9 | 32 | 27 | 57 | 111 | 46 | 50 | 53.1 | 57.7 | 99.3 | 34 | 30 | 113 | 71.3 | 40 | 34 | 58 | 114 | 50 | 55 | 57.7 | 63.5 | 112. | 42 | 36 | 55 | 60 | 63.5 | 69.3 | 139 | J(40) | 6 | 3 | 38 | 74 | 16 | 18 | 18.5 | 20.8 | 11.0 | 8 | 5 | 76 | 18 | 21 | 20.8 | 24.2 | 13.4 | 10 | 7 | 41 | 83 | 21 | 24 | 24.2 | 27.7 | 18.2 | 12 | 8 | 27.7 | 21.7 | 14 | 10 | 42 | 86 | 24 | 27 | 31.2 | 31.2 | 28 | 16 | 12 | 27 | 30 | 34.6 | 34.4 | 18 | 14 | 45 | 91 | 30 | 34 | 34.6 | 39.3 | 40.4 | 20 | 16 | 55 | 109 | 34 | 36 | 39.3 | 41.6 | 56.2 | 22 | 18 | 57 | 114 | 36 | 41 | 41.6 | 47.3 | 74.7 | 25 | 20 | 61 | 119 | 41 | 47.3 | 79.4 | 28 | 22 | 63 | 122 | 46 | 53.1 | 99.3 |
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