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- For2Cr13 valve sealing face by double glow plasma W alloying process,carburizing , quenching and tempering process, the results show its machining size is little, its hardness is high and its static pressure lifetime is long. 结果表明经双层辉光离子渗钨、渗碳和淬火回火处理的2Cr13阀门密封面加工量小、硬度高、静压寿命长。
- valve sealing face 密封面
- Remove check valve and valve seal from booster. 从倍力器上卸去逆止阀和阀门密封。
- Surfacing technology of Ni-alloy to improve the sealing face of valve was introduced. 介绍了一种改善旋转止回阀密封面性能的镍基堆焊工艺。
- HF acid detecting paint to ensure valve sealing integrity. 氢氟酸检测漆，用于保证密封的整体性。
- Manifolds can be added to a control valve sealing device. 可以给阀组加一个阀的密封控制装置。
- For the valve with the metal to metal seal,there is grease injector outside of it,grease gets into the sealing face through the injector and the seat ring to have the valve up to null leak. 金属对金属密封的阀门，阀体外部设有注油脂结构，油脂通过注脂器、阀座进入阀门密封面，使阀门达到零泄漏。
- Seal face can be repaired (Picture Four): This kind of valve has assistant seal system.In case of emergency or the seal is damaged, the assistant seal system can repair the seal face. 可修补密封面（见图四）：本阀门设计有辅助的阀座紧急密封系统，一旦密封受损或出现紧急情况而不能密封时，通过辅助密封系统向密封面注射相应的密封剂即可修复密封面，达到紧急密封。
- The inner mechanical seal shall be constructed with a solid block carbon rotating seal face and a solid block silicon carbide stationary seal face. 内置的机械密封结构应该采用一块整体结晶碳旋转密封面和一块整体结晶碳化硅固定密封面。
- Caution: Do not allow purple primer or solvent cement to come in contact with the sealing face of the end connectors. 警告：不要让紫色底漆或液状粘固剂进入接触到端口连接件的密封表面。
- Presents the development and use of new stainless steel heap welding technique for main steam valve sealing surface. 介绍了主蒸汽阀门密封面不锈钢堆焊新工艺的开发与利用。
- It is of built-in type, single seal face, single spring and rubber-bellows mechanical seal. 内装式、单端面、单弹簧、橡胶波纹管机械密封。
- If the spacing between mating flanges is tight, the valve sealing surface should be coated with a lubricant to prevent distortion during installation. 如果配置的法兰之间的间隙过紧，则阀门密封面应该用润滑剂涂敷以防止在安装过程中产生扭曲变形。
- The friction performances of laser-textured porous seal face were experimentally investigated. 对激光加工多孔密封端面的摩擦性能进行试验研究。
- In the second part, the preliminary experience of plasma powder overlaying work with valve sealing surface is introduced. 第二部份介绍阀门密封面等离子粉末堆焊工作的初步经验。
- Changes in the spring performance will directly affect the mechanical seal face pressure. 弹簧性能的发生变化将会直接影响机械密封端面比压。
- Because the hermetic sealing weir reduces expenses the action, the gas of the entry hermetic sealing face is compressed, the gas press goes up. 由于密封堰的节流作用,进入密封面的气体被压缩,气体压力升高。
- Before installation should completed clean inner of the pipeline, particles or sundries are not allowed to be contained in the medium to avoid the damage of valve sealing surface. 阀门安装前请将管路彻底清洗干净，介质中不能含有颗粒或杂物。以免损伤阀门密封面。
- Precision ground blade on both sides for tighter packing chamber sealing. Sealing face of the gate is lapped to provide the best possible seat tightness. 两侧都经过精密光亮磨光的刀片确保填料腔的气密性密封。闸板的密封面经过研磨,以提供最好的阀座密封性。
- The outer mechanical seal shall be constructed with a solid block silicon carbide rotating seal face and a solid block silicon carbide stationary face. 外置的机械密封应该采用一块整体结晶碳化硅旋转密封面和一块整体结晶碳化硅固定密封面。
