News

1. Pollution during rinsing The screws need to be cleaned reasonably with silicate cleaning agent after quenching, and there is a rinsing step afte...

1. No-torque Torx wrench or hammer wrench: It is suitable for tightening the flanges of general machinery and equipment and pipelines, and is adopt...

One is the unreasonable sequence of tightening the prefabricated components. Other screws and hexagon socket stainless steel screws have uneven gro...

1. Ordinary external hexagon-widely used, characterized by a relatively large tightening force, the disadvantage is that there must be enough opera...

1. In a gas with environmental pollution (such as air with a lot of sulfate, carbon oxide, and nitrogen oxide), it will produce hydrochloric acid, ...

1. Before installing stainless steel bolts, you must be familiar with the drawings, and know the geometric size, position and elevation of each bol...

The outer side of the screw head of the inner hexagonal bolt is round, and the middle is a recessed hexagon. The outer hexagonal bolt is the kind o...

1. Find a round steel of appropriate size and weld it to the screw head, then weld a cross bar as a handle or use a pipe wrench to remove it. 2. Us...

1. It can withstand greater loads. It has six stress-bearing surfaces, which is more able to handle screwing than slotted screws and cross-shaped s...

1. When running 12000km for secondary maintenance, the engine oil pan should be disassembled to check the use of the engine bearing bush. If the cl...

On January 29, 2021, the Dacromet Hex bolt and nut products ordered by Vietnamese customers have been shipped, and the products have been tested wi...

On January 12, 2021, the Hex bolt purchased by a Korean customer has been shipped. Thank customers for their trust, customer satisfaction is our dr...