进口外螺纹带活接管针型阀
→产品概述Product overview
美国VETI/威迪品牌进口外螺纹带活接管针型阀这种紧凑且经济型的RBT系列针型阀是按照的标准生产的。设计扭矩低,即轻便又易于操作。硬座工作压力6000PSI(414BAR)。其高精密度的金属阀盖与阀体密封以使它适合高压的工作要求。
USAvetiseries needle valve is designed with the most compact and economical pattern with lightweight and low torque for easy operation,and rated up to 6000PS1(414BAR). stellite一welded stem tip.lt has a high integrity metal to metal body bonnet seal suitable for high pressure use.
→设计特征 Design Features
1、紧凑而轻便;
2、四氟密封压力装置,阀杆操作时无泄漏;
3、螺纹下的密封填料可以防止螺纹被流体介质所腐蚀;
4、两个流量口,有合适的流量方向。
Compact and lightweight.
Pressure responsive viton packing seal arrangement;positive no slack stem action.
Packing seal below actuating threads to prevent threadcontamination by the process medium
Bi-directional flow,with preferred flow indicated.
→技术参数Technical parameters
工作温度:软座 PTFE≤92℃硬座 石墨≤570℃。
入口密封按标准设置。
可灵活更换的填料从而延长其使用寿命。
所有主要元件的原材料都是可追溯的。
100%通过静压测试。
倒关密封延长填料寿命。
所有材料性能结构都达到NACE MR-01-75最新版本要求。
Temperature rating up to 92℃ with soft seat PTFE packing,
up to 570℃ with metal seat and graphite packing
Ingress seals fitted as standard
Flexible packing for replacement can extend field life further
Full material traceability of main components.
100% Hydrostatic testing.
Back sealing stem to extend packing life.
Materials of contruction can be supplied to meet the
requirements of NACE MR-01-75 latest revision.
→主要零件材料 Materials of main parts
序号 NO. |
零件名称 Part name |
材质 Material |
1 |
焊接接管 Weld Tube |
20# A105 SS304 SS304L SS316 SS316L |
2 |
平垫圈Plain washer |
PTFE 铜(copper) RTFE |
3 |
管接头 Connection |
20# A105 SS304 SS304L SS316 SS316L |
4 |
阀体 Body |
20# A105 SS304 SS304L SS316 SS316L |
5 |
阀盖垫片 Bonnet Gasket |
紫铜(Red copper) PTFE |
6 |
阀盖Bonnet |
20# A105 SS304 SS304L SS316 SS316L |
7 |
填料垫 Packing Seat |
PTFE 柔性石墨(Expanded Graphite) 金属盘根(Matel and Graphite) |
8 |
填料 Packing |
PTFE 柔性石墨(Expanded Graphite) |
9 |
填料压盖 Packing Gland |
20# A105 SS304 SS304L SS316 SS316L |
10 |
阀杆 Stem |
20# A105 SS304 SS304L SS316 SS316L |
11 |
手轮 Handle |
20# A105 SS304 SS304L SS316 SS316L |
12 |
带帽螺母Hooded Nut |
20# A105 SS304 SS304L SS316 SS316L |
→连接尺寸Connection size
ITEM NO. |
公称通径 DN Nominal bore |
? |
?1 |
H |
L |
L1 |
D0 |
JH-d-1 |
DN6 |
?14 |
?12 |
88 |
122 |
60 |
60(70) |
JH-d-2 |
DN10 |
?18 |
?14 |
88 |
122 |
60(70) |
60(80) |
JH-d-3 |
DN15 |
?22 |
?17 |
88 |
134 |
62(80) |
70(80) |
JH-d-4 |
DN20 |
?28 |
?19 |
110 |
142 |
67(90) |
80(110) |
JH-d-5 |
DN25 |
?34 |
?22 |
110 |
159 |
77(100) |
80(130) |
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