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Shanghai Shangdian Washer Co., Ltd.

Shanghai Shangdian Washer Co., Ltd. is an enterprise reorganized by the former Shanghai Washer Factory under the reform situation. The company currently employs more than 150 people.

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Main products/services: flat washers;

Shanghai Shangdian Washer Co., Ltd. is an enterprise reorganized by the former Shanghai Washer Factory under the reform situation. The company currently employs more than 150 people.

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Introduction to the difference between circlip and circlip

As a kind of fastener that is widely used in our daily industrial hardware, retaining ring is deeply loved by the public in the industry. It also has an alias called circlip. However, many people often think of circlips and retaining rings as the same thing. In fact, there are still many differences between the two. Let's introduce the difference between a circlip and a retaining ring.

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Introduction to the use and type of gaskets

In the fastener industry, you may have heard of washers more or less, but what is the purpose of washers? What types of washers are there? Let’s take a look at the Haian washer manufacturer!

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What are the main types of gaskets?

What are the main types of gaskets? 1. Flat washer The main function of flat washers is to distribute bearing surface pressure, clamping load, bolts or nuts on a larger surface area to prevent damage. Washers are mainly manufactured in accordance with standard specifications of various sizes, materials and shapes. Flat washers are thin and flat round general purpose washers with a hole in the middle. The inner and outer shapes are usually circular. Depending on the function of the gasket, the hole or outer diameter can be asymmetrical. The flat washer size is represented by the shank diameter of the fastener, where they form part of the assembly.

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A brief introduction to the retaining ring

Retaining ring is a kind of retaining ring, which is very widely used now. It is loved by the public because of its easy installation and strong endurance. So what is a resilient retaining ring? How is it installed? Let's take a look with the manufacturers of Haian retaining ring! What is a retaining ring?

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The role and selection criteria of flat washers

Washers are a common part to prevent bolts from locking. They are widely used. Generally, we can see the shadow of washers where there are fasteners. One of the more commonly used is a type of washer-flat washer. Let's take a look at the function and selection criteria of flat washers along with Haian washer manufacturers! The role of flat washers:

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Application range of PTFE flange gasket

PTFE flange gasket is a kind of non-metal gasket, generally composed of two parts, covering layer and insert. The coating layer mainly plays a role of corrosion resistance and is usually made of polytetrafluoroethylene. The insert (filler) is a non-metallic sealing material with or without a metal reinforcement layer with good elasticity, usually an asbestos rubber sheet. The gasket is divided into V type, U type and L type according to the different inner core structure. Some containers, pipes, and valves in the petroleum, chemical, pharmaceutical and food industries are often connected with PTFE gaskets to ensure the cleanliness of the materials.

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The company's main products are standard parts, flat washers, spring washers, stamping parts and elastic components

Shanghai Shangdian Washer Co., Ltd. is an enterprise reorganized by the former Shanghai Washer Factory under the reform situation. The company currently employs more than 150 people. The main products are standard parts, flat washers, spring washers, stamping parts and elastic components. The company's annual production capacity reaches 5,000 tons, 70% of which are exported to the United States, Germany, Western Europe, Japan, Southeast Asia, South Africa, the Middle East and other countries and regions. In China, it mainly supplies products from related companies affiliated to Shanghai Volkswagen, FAW-Volkswagen, Second Automobile Fukang, Beijing Jeep, and Siemens.

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