Failure analysis and treatment of electronic throttle element of electronic expansion valve:Open the shell of the electronic throttle element, switch on the power supply of the device, and hold the coil of the electronicexpansion valveby hand to check whether there is any action and whet...[详细]

In view of the structural characteristics of thebutterfly valve, the problems of unstable and easy deformation of the large middle sand core and difficult sand cleaning are solved from the aspects of process design, production and fixation of the sand core and the use of zirconium coating. The...[详细]

The connection form of the pipeline - socket connection, ferrule connection, and clamp connection are all well suited. The applications are as follows:1) Socket connection: Water supply, drainage, chemical and urban gas pipelines often use cast iron pipes, concrete pipes, ceramic pipes and plastic p...[详细]

Install:1. Saw off a suitable length of seamless steel pipe to remove burrs from the port. The end face of the pipe should be perpendicular to the axis, and the angle tolerance should not be greater than 0.5°. If thepipe needsto be bent, the length of the straight line from the pipe end...[详细]

When it comes to the ferrule ball valve, its price is relatively low compared to some corrosion-resistant stainless steel valves and Hastelloy valves. But some friends will say, so what other factors will affect the reducing ferrule ball valve? Below I will give you a brief introduction. ...[详细]

The double ferrule ball valve can be said to be a very important part of the instrument measurement pipeline system, and it can also play the role of opening or cutting off the pipeline. And because of its very good sealing performance, it has also become a product that will be used in many i...[详细]

The installation and connection method of the stainless steel flange ball valve is flange. The opening and closing part (ball) of the stainless steel flange ball valve is driven by the valve stem and rotates around the axis of the ball valve. It can also be used for fluid regulat...[详细]

因为蝶阀阀板的运动带有擦拭性，所以大多数蝶阀可用于带悬浮固体颗粒的介质，依据密封件的强度也可用于粉状和颗粒状的介质。 蝶阀的结构长度和总体高度较小，开启和关闭速度快，在完全开启时，具有较小的流体阻力，当开启到大约15至70之间时，又能进行灵敏的...[详细]

1、精密过滤器过滤精度应满足预定要求。 2、能在较长时间内保持足够的通流能力。 3、精密过滤器滤芯具有足够的强度，不因液压的作用而损坏。 4、滤芯抗腐蚀性能好，能在规定的温度下持久地工作。 5、精密过滤器滤芯清洗或更换简便。 http://www.wzrotork.com...[详细]

反冲洗过滤器多层过滤采用不同材质的滤料组成双层或三层滤料层（极少用三层以上），密度较小的滤料在上层，密度较大的滤料在下层。双层滤料一般采用无烟煤和石英砂，三层滤料一般采用无烟煤、石英砂和磁铁矿砂或石榴石。 反冲洗过滤器反冲洗时因为滤料密度不...[详细]