跳至主要内容

Choose a manufacturer specializing in the production of combined screws

 There are many kinds of electroplating of iron combination screws: ordinary and environmentally friendly. For example: color zinc, generally called red color. White zinc, black zinc, white nickel. Blue zinc. There are environmentally friendly color zinc, environmentally friendly white zinc, and environmentally friendly blue zinc. Environmentally friendly white nickel. There are more advanced ones. Nickel on copper, nickel in brine.
Tools/Materials
Screw wires, iron screw wires include 1010, 1018, 10B21, etc.
Stainless steel screw wires include SUS201, SUS304, etc.
Steps/Methods
The requirements for the material of the combined screw depend on which material is required, whether it is iron or stainless steel. What is the national standard number of the combination screw? There are GB9074.8 and GB9074.4. There are GB9074.13 and so on.
The mechanical performance and strength requirements of the combined screw need not be hardened. The level requirements are divided into 4.8 and 8.8 levels.
You need to choose a manufacturer specializing in the production of combined screws. Comparison and selection of screw manufacturers' strength, sales experience and other aspects. Comparison of purchasing factors such as price, quality, service, etc. of combined screws.
Precautions
Combination screws include sub-pan head combination screws, outer hexagon combination screws, and iron combination screws, which require electroplating. And stainless steel combination screws. No electroplating is required, and the surface is bright. According to your personal needs, you can choose combination screws of different specifications.

评论

此博客中的热门博文

Is the material of stainless steel screws magnetic?

There are many types of materials for making stainless steel screws, and they can be divided into several categories according to the structure at room temperature: austenitic type: such as 304, 321, 316, 310, etc.; martensite or ferrite type: such as 430, 420, 410 Wait;   Austenite is non-magnetic or weakly magnetic, while martensite or ferrite is magnetic. Due to component segregation or improper heat treatment during smelting, a small amount of martensite or ferrite in austenitic 304 stainless steel will result. In this way, 304 stainless steel will have weak magnetic properties.     After 304 stainless steel is cold worked, the structure will also be transformed into martensite. The greater the degree of cold working deformation, the more martensite transformation and the greater the magnetic properties of the steel. Like a batch of steel belts, Φ76 tubes are produced without obvious magnetic induction, and Φ9.5 tubes are produced. Because the bending deformation...

Security Screws: Safety Is At Risk Even In Small Stuff

In a world where trust is slowly diminishing, we have become frenetic in handling and keeping things that are significant. But Mother Theresa once said, "Be faithful in small things because it is in them that your strength lies." There's passage reminding us that folks who can't be trusted with small things are people who can't be trusted with big things. Perhaps it can also be said that if we can't trust some literally small things, we can be broken big time. Don't discount the small things for it might be the cause for your serious problem. This also applies with household equipment such as cheap stainless steel security screws. Never dare to belittle the function of small tools chiefly if they have great specifications. Thanks to the genius minds behind screws that are designed to hand a superior level of safekeeping than your standard screws or fasteners. Technically, this innovation was created to avoid crimes like theft and robbery. These gears guara...

What are the main types of self-tapping screws?

Many times, the type of screw you decide to use will depend on the material of the screw. Below are a few different types of these specific fasteners and fixtures, and the materials they are most suitable for. Round head screws-Although self-tapping screws are usually used for hard materials, if you need to use thinner materials, round head screws may be the best choice. These are the most common screw types. Many times, this kind of screw is used in combination with a washer. Pan head-If you are using heavy materials, you should consider using a pan head. They are oval in shape with a tapered base, suitable for hard materials. Flat head-For those "home assembly" type furniture, you may want to consider using flat head tapping screws. Generally, they last longer than the nails and bolts given to you in the home assembly package. Phillips Heads-Are you working on plasterboard or timber projects? The crosshead may be your best choice. This type of head provides more control and...