品牌
生产厂家厂商性质
连云港市所在地
截止阀（Globe Valve）的启闭件是塞形的阀瓣，密封面呈平面或锥面，阀瓣沿流体的中心线作直线运动。阀杆的运动形式，有升降杆式（阀杆升降，手轮不升降），也有升降旋转杆式（手轮与阀杆一起旋转升降，螺母设在阀体上）。截止阀只适用于全开和全关，不允许作调节和节流。 电动截止阀结构图
主要特点及用途 Chief features and usages |
| 1、结构紧凑、设计合理，阀门刚性好，通道流畅，流阻系数小。 |
| 2、密封面采用不锈钢和硬质合金，使用寿命长 |
| 3、采用柔性石墨填料、密封可靠、操作轻便灵活 |
| 4、驱动方式分手动、电动、气动、齿轮传功，结构型式：弹性楔式单闸板、刚性楔式单闸板和双闸板型式。 |
| 5、广泛适用于石油化工，火力发电厂等油品、水蒸汽管路上作接通或截断管路中介质的启闭装置。 |
| 1、Compact structure,neasonnable design,good rigidity,smooth channel,small coefficient of flow resistance. |
| 2、The sealing face uses stainless steel and carbide alloy and is of long duration |
| 3、Using flexible graphite fillings,reliable sealing,light and nimble operation |
| 4、Four driving ways,manually,electrically,air-ioerating and gear-driving,structure type,elastic wedge type with single gate board,right rigi-dwedge type with single or dual-gate board. |
| 5、Widely used as the device of open or close to connect or cut off the medium inside of the pioeline of water,steam or oil goods in steam power plants |
| 主要性能规范 Chief property and specification |
| 试验压力Test pressure |
| 公称压力PN（MPa） Nominal pressure | 实验压力（MPa）Test pressure | |||
| 壳体Shell | 密封（液）Seal | 密封（气）Seal | 上密封Back seal | |
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 | 7.0 | 0.6 | 7.0 |
| 10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
| 16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
