wholesale price Bolt N Nut maker in Brazil

Following link: din 137 type a and b spring lock washers din (deutsches institut für normunggerman institute for standardization) standards are issued for a variety of components including industrial fasteners as metric din 137 type a and b spring lock washers. the din standards remain common in germany, europe and globally even though the transition to iso standards is taking place.

A nut with a built in washer which is serrated to resist loosening. zinc plated steel. a low carbon steel for general use. zinc plated for moderate corrosion resistance. zinc plated grade 5 steel. grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.

For typical coarse pitch thread bolts the standard sizes are: m3, m3.5, m4, m5, m6, m7, m8, m10, m12, m14, m16, m18, m20, m22, m24, m27, m30, m33, m36, m39. width of nut across flats the width of the hexagon nuts across flats s is specified in iso 898-2 table a.1 for bolt sizes m5 to m39.

A grade 8 bolt is stronger than the more commonly used grade 5. it is made of alloy steel and has six radial lines on the top of the bolt head. grade 8 bolts have a tensile strength of 150,000 pounds per square inch. we recommend using grade 8 nuts, flat washers and high alloy lock washers with any grade 8 bolts / hex cap screws.

We attach value to innovation, especially with patents of China on wholesale price Bolt N Nut maker in Brazil, its excellent technology has reached the international advanced level, and has a higher reputation inside the wholesale price Bolt N Nut maker in Brazil industry. Our group not merely has excellent researchers and business nationwide sales and service network, but additionally are China prospects specified brand companies.


Professional wholesale price Bolt N Nut maker in Brazil solutions of China supplier for international and nearby trade company.Getting the top merchandise of our factory,our wholesale price Bolt N Nut maker in Brazil merchandise series have been tested and won us qualified authority certifications. For far more parameters and item list details,please click the button to obtain far more info.

We Export

If you need additional information, or have any special requests for equipment, please fill out the following form.

Contact Us