Introduction of valve spring
Valve spring refers to the spring used in various valves, which determines the opening pressure, the stroke of the disc and the stability of the seal in the closed state. In addition, the spring in the valve determines the normal work of many check valves, safety valves, safety valves and other valves. Valve spring has high temperature resistance, long service life, good stability and corrosion resistance, and is widely used.
Yongzhi? YZ4457 1? valve spring
Manufacturer: Nanjing Rongmei Spring Factory
Price:? 0.05
This brand and model of valve spring is a safety valve spring. Its rotation direction is left-handed, its shape is spiral spring, and its material is piano steel wire. The outer diameter of the spring is 32mm, the inner diameter of the spring is 27.6mm, the free height is 60mm, the steel wire diameter is 2.2mm, the pitch is 2mm, the compressive strength limit is 50 n/s, and the online price of HC is 0.05 yuan each.
The manufacturer of this valve spring is Nanjing Rongmei Spring Factory, which is a professional factory that produces high-precision springs and hardware. Built in the early 1980s, it has strong technical force and complete equipment. Its main business project is spring production, with complete models, which can produce all kinds of springs with diameters of 0.09mm-80.00mm, and is widely praised in the industry. Valve spring is one of its main products.
Jing Heng? JH203? valve spring
Manufacturer: Foshan Jingheng Spring Industry Co., Ltd.
Price:? 0.56
This brand and model of valve springs include flat wire spring, disc spring, special-shaped spring and mechanical spring. The online price of HC is 0.56 yuan each.
The manufacturer of this valve spring is Foshan Jingheng Spring Industrial Co., Ltd., which was established in 2005. It is a professional manufacturer of springs. The company has strong technical research and development strength and modern production equipment. The company implements ISO standard system management, employs a group of technical experts engaged in standard parts, has advanced foreign spring forming machines and testing equipment, and provides customers with various spring products, which are widely used. Valve spring is one of its main products.
It can be seen that the single price of valve spring is not expensive, and the two prices are from HC. Com, can only be used as a reference for everyone to buy. In addition, valve springs are widely used in real life, so there are many valve spring manufacturers on the market. Moreover, valve springs are mostly purchased together, that is, wholesale. In some places of purchase, the wholesale price of valve springs may be cheaper. Therefore, Tuba Rabbit Bian Xiao suggested that you shop around when buying.