The pressure boundary is secured by a seal-welded body-bonnet joint and a live-loaded packing chamber.
压力界限通过密封-楔板，阀体-阀帽连接和动负载填料腔来保证。
Seat rings are long to compensate for temperature fluctuations and are seal - welded. seating faces are hardfaced with stellite 6, ground and lapped to mirror finish.
阀座环较长，并且是密封焊接的，能够补偿温度波动。阀座面用钨铬钴合金6硬化，研磨和层叠为镜面光洁度。
Seal welds shall be welded with half the thickness of the carrying fillet weld.
密封焊道应焊成现填角焊缝厚度的一半。
The Rosemount 8705 flanged sensors are fabricated from stainless and carbon steel and welded to provide a hermetic seal that protects against moisture and other contaminants.
罗斯蒙特8705法兰传感器是由不锈钢制成，碳钢和焊接提供密封产品，对水分和其他污染物保护。
Manufactured from stainless steel, its welded construction provides a watertight seal.
由不锈钢制造，其焊接施工提供了防水密封。
This valve is welded in fine steel, having the features of handy to operate, good seal, reliable performance and having the function of automatic air-locking dropping material.
采用优质钢材焊接而成，运行灵活、密闭性好、性能可靠，具有自动锁风落料的功效。
The welded metal bellows mechanical seal is largely used for the axial seal of hot oil pump in refinery.
焊接金属波纹管机械密封主要用于炼油厂热油泵的轴封。
Our products have reached the international supreme grade in quality available for USA, Janpan, Australia and other advanced countries' standards and all be non-seal welded.
公司联合企业的产品质量达到国际最高级别，并做到全部无焊接，可执行美国、英国、日本、澳大利亚等先进标准。
The article discusses the calculation of mechanical properties of welded metal-bellows applied in mechanical seal devices.
本文主要讨论应用于机械密封 装置中的焊接金属波纹管力学性能的计算。
The article discusses the calculation of mechanical properties of welded metal-bellows applied in mechanical seal devices.
本文主要讨论应用于机械密封 装置中的焊接金属波纹管力学性能的计算。
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