You must already know and familiar with the "bolt". Threaded bolt is a very powerful thing, and generally made of iron or iron alloy to resist corrosion. Bolts of many kinds, there are regular bolts, bumper bolts, flange bolts, screws L (called L bolts because the bolts can only be unloaded in pairs and use the L key), machine bolts, and anchor bolt.
Strength of the bolt can be distinguished from its outer appearance. Usually bolts on the market a little gray or black bolt of this type are made of black steel material, there also we find the bolts that silvery white or chrome. However, it is rare to see a yellowish color bolt. Not that the bolt is made of brass, yellow color is the result of the gilding. Bolts are made of iron is the most widely encountered, the bolt is called a regular bolt, bolt the cheapest regular price of other types of bolts. Bolts usually not suitable for heavy construction as 'bolt usual' is not stainless.
For large-scale construction, such as bridges, dams, construction of a surface or solid concrete, the most suitable use of the anchor bolts. Anchor bolts are made of high quality steel or made of stainless steel so durability in heavy weight-bearing is more secure, durable, and corrosion resistance that anchor bolts for longer life.
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