tap valve 旋塞
valve pressure tap 阀内油路测压接头
relief valve pressure tap 安全阀压力排放孔
pressure cutoff valve pressure tap 压力截止阀测压旋塞
Control valve and tap 控制阀和龙头
INLET TAP VALVE 入口分接头阀门
underspeed valve throat pressure tap 降速阀喉颈部测压孔
underspeed valve upstream pressure tap 降速阀上流测压孔
Tap water total valve 自来水总阀
tap-a-can valve 带顶针阀门
Tap valve on the common market, there are three: stainless steel ball valve, ceramic valve core and valve shaft roll style.
市场上常见的水龙头阀芯有三种：不锈钢球阀，陶瓷片阀芯和轴滚式阀芯。
The results show that the cracking of the tap valve is brittle crack, which is due to overheat to cause the formation of defects, such as coarse grains, Widmanstatten structure and porosity.
结果表明，水龙头阀体开裂是由于存在过热造成的晶粒粗大、魏氏组织、铸造疏松等缺陷引起的脆性开裂。
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