As shown in Figure 1, it is a part of our company's external processing, the material is 1Cr13, the outer diameter is Ñ„50mm, and the wall thickness is 1.5mm. A length of 1m within a plurality of specifications requires a notch to be cut from the end of the pipe 30mm, the size of which i.......

From left to right are the key cylinders, smart managers and keys of the Moore key

Changzhou Evening News reported that Mr. L.......

This article guides: I always remember the words that many steel traders complained to us during our interviews and investigations. "Now it is making money to sell cabbage and selling white powder." How much helplessness and bitterness is said. . However, perhaps now steel traders .......

The noise generation of the deceleration equipment is mainly caused by the friction, vibration and collision of the transmission gear. How to effectively reduce and reduce the noise and make it more in li.......

Common rivets

Commonly used are semi-circular heads, flat heads, semi-tubular rivets, solid rivets, countersunk rivets, blind rivets, hollow rivets, which are usually riveted by t.......

The multi-circle tube polishing machine adopts the principle of non-center grinding, which consists of two mechanisms: polishing and feeding. By adjusting the feed amount of the grinding head, the workpie.......

Choosing curtains is an important part of home improvement.


The selection of curtains is a particularly important part of the home decoration process. Good choices can play a crucial role in the overall home improvement effect. But how can we find the best choice when facing the da.......

Choosing curtains is an important part of home improvement.


The selection of curtains is a particularly important part of the home decoration process. Good choices can play a crucial role in the overall home improvement effect. But how can we find the best choice when facing the da.......

Wire mesh classification

Wire mesh is a large class of silk fabrics, also known as screens.

From the material classification can be divided into

Barbed wire, stainless steel wire mesh, copper wire mesh, rare met.......

Imidacloprid is a nitromethylene-based systemic insecticide and acts as a acetylcholinesterase receptor for nicotinic acid. It interferes with the insect's motor nervous system and causes chemical signal transmission to fail, without cross-r.......