
英制直管内螺纹球阀(PF牙)尺寸表
普通球阀型号 | 带执行机构支架的球阀型号 | 接口螺纹
PF牙
|
D | L | C | H | 执行机构支架DIN ISO5211 启动扭矩
代号 SW k1 / K2 d1 / d2 h (25 bar时)
|
|||||
KH-G1/4″ | – | G1/4″ | 11.2 | 56 | 58 | 100.0 | – | – | – | – | – | – |
KH-G3/8″ | – | G3/8″ | 12.6 | 56 | 58 | 100.0 | – | – | – | – | – | – |
KH-G1/2″ | KH-G1/2″-D | G1/2″ | 16 | 60 | 58 | 100.0 | F03/F04 | 9 | 36/42 | 5.5/5.5 | 42 | 5 Nm |
KH-G3/4″ | KH-G3/4″-D | G3/4″ | 20 | 72 | 64 | 129.0 | F03/F04 | 9 | 36/42 | 5.5/5.5 | 49 | 7 Nm |
KH-G1″ | KH-G1″-D | G1″ | 25 | 85 | 77 | 156.0 | F04/F05 | 11 | 42/50 | 5.5/7 | 58 | 13 Nm |
KH-G11/4″ | KH-G11/4″-D | G11/4″ | 32 | 94 | 83 | 156.0 | F04/F05 | 11 | 42/50 | 5.5/7 | 62 | 18 Nm |
KH-G11/2″ | KH-G11/2″-D | G11/2″ | 38 | 105 | 96 | 182.5 | F05/F07 | 14 | 50/70 | 7/9 | 71 | 22 Nm |
KH-G2″ | KH-G2″-D | G2″ | 50.8 | 125 | 102 | 182.5 | F05/F07 | 14 | 50/70 | 7/9 | 78 | 35 Nm |
KH-G21/2″ | KH-G21/2″-D | G21/2″ | 65 | 155 | 129 | 252.0 | F07/F10 | 17 | 70/102 | 9/11 | 102 | 61 Nm |
KH-G3″ | KH-G3″-D | G3″ | 80 | 173 | 136 | 252.0 | F07/F10 | 17 | 70/102 | 9/11 | 111 | 86 Nm |
材料列表
NO. | 名称 | 材料 | 数量 |
1 | 阀体 | 304-CF8不锈钢 | 1 |
2 | 接头 | 304-CF8不锈钢 | 1 |
3 | 球体 | 304-CF8不锈钢 | 1 |
4 | 球座密封 | RPTFE(增强PTFE) | 2 |
5 | 阀体密封 | RPTFE(增强PTFE) | 1 |
6 | 阀杆 | 316不锈钢 | 1 |
7 | 垫片 | RPTFE(增强PTFE) | 1 |
8 | 阀杆密封 | RPTFE(增强PTFE) | 2 |
9 | 密封压紧螺母 | 304不锈钢 | 1 |
10 | 阀杆垫圈 | 304不锈钢 | 1 |
11 | 阀杆螺母 | 304不锈钢 | 1 |
12 | 手柄 | 304不锈钢 | 1 |
13 | 手柄套 | 塑料 | 1 |
14 | 锁紧装置 | 304不锈钢 | 1 |
技术参数:
结构形式:全通径,两片式结构
接口形式:
1)英制直管内螺纹(G螺纹或称为PF牙);
2)如需NPT美制锥管内螺纹的球阀也可供,

订货示例:KH-3/4″NPT
工作压力:68bar(1/8″~2″);
50bar(21/2″~3″)
工作温度:-46°C ~ +180°C