Hot Dip Galvanized Mushroom Head Coach carriage bolts For Electric Tower

Hot Dip Galvanized Mushroom Head Coach carriage bolts For Electric Tower

Description:

Stainless steel carriage bolts are also known as mushroom head square neck bolts, round head square neck bolts, plough bolts, round head square neck bolts, wooden carriage bolts.Hot dip galvanized bolt with the following disadvantages: (1) after hot dip galvanized stick in the thread of a small amount of residual zinc is not easy to remove clean, make the screw screw difficult, and zinc zinc layer thickness is not the same, affect the use with the nut;(2) the operation process requires a high operating temperature, will reduce the mechanical strength of the bolt thread, some data show that a small part of the 8.8 grade high strength bolt thread after hot dip galvanized lower than the standard requirements, most of the hot dip galvanized, the thread strength of the above 9.8 grade bolt cannot meet the requirements;The process has poor working environment and serious pollution.

Jiaxing Haina Fastener co. Ltd was established in 2010, located in the hometown of fasteners jiaxing city. For many years of export experience, our products has been best-selling in Europe, the United States, the Middle East and Southeast Asia. The products are manufactured by more functions machine, which is brought in domestic and foreign well-known enterprises. The products made are fully compatible with the international standards, well received by domestic and foreign customers. Through scientific management, Jiaxing Haina fastener Ltd company has been obtained ISO9000 certificate of Quality Managerment System, SGS and BV international certificate system of Make in China.

Product standards including DIN, ISO, GB and ASME/ANSI, BS, JIS AS. Main levels of carbon steel: 4.8, 4.8, 6.8, 8.8, 10.9, and 12.9 grade, the main material of stainless steel SS201, SS304, SS316 and various kinds of special stainless steel.

The width range of our products can be divided into auto fasteners, mechanical fasteners, construction fasteners, power fasteners, railway fasteners, household electrical appliances fasteners and chemical fasteners,

We have first-class service team, so we can meet the different requests for a set of customers. We solemnly commitment, first-grade quality, timely delivery guaranteed

Reasonable price and service paramount, forward to the operation principle of quality first and customer first, pursuit of excellence to create first-class brand, our aim is brand promoting development, management promoting earnings, warmly greeting home and abroad new and old customers to communicate and cooperate to seek greater success and brilliant future.