进口内螺纹针型阀产品特点
设计特征
紧凑而轻便
o型圈+方形圈密封压力装置;阀杆操作时无泄漏
两个流量口，有合适的流量方向。
Design Features
Compact and lightweight.
Pressure responsive Viton packing seal arrangement
positive no slack stem action.
Bi-directional flow,with preferred flow indicated.
进口内螺纹针型阀技术参数
工作温度:-30℃至500℃
入口密封按标准设置。
可灵活更换的填料及软阀座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。
99%通过静压测试
所有材料性能结构都达到NACE MR-01-75版本要求。
Temperature rating -30℃ to 500℃
Ingress seals fitted as standard.
Flexible packing for replacement can extend field life further.
dull material traceability of main components.
1000o Hydrostatic testing.
Materials of contraction can be supplied to meet the requirements
of NACE MR-01-75 latest revision
主要零件材料 Materials of main parts
| 零件名称Part name | 材质Materia |
| 阀体 Body | 20# A105 SS304 SS304L SS316 SS316L |
| 阀盖垫片 Bonnet Gasket | 紫铜(Red copper) PTFE |
| 阀盖Bonnet | 20# A105 SS304 SS304L SS316 SS316L |
| 填料垫 Packing Seat | PTFE 柔性石墨(Expanded Graphite)金属盘根(Matel and Graphite) |
| 填料 Packing | PTFE 柔性石墨(Expanded Graphite) |
| 填料压盖 Packing Gland | 20# A105 SS304 SS304L SS316 SS316L |
| 阀杆 Stem | 20# A105 SS304 SS304L SS316 SS316L |
| 手柄 Handle | 20# A105 SS304 SS304L SS316 SS316L |
| 内六角螺钉 Hexagon Screw | 20# A105 SS304 SS304L SS316 SS316L |
