The future development of high-strength fasteners

Affected by resources and the environment, pressure on the development of fasteners in our country is increasing, and an important way to ease resource constraints is to develop green manufacturing. The development of fasteners will continue to be actively promoted in the direction of bran

The current vegetable injury can not be ignored

Every vegetable production enters the peak season, especially in the summer, when the temperature is too high, vegetable farmers all over the country are often reflected in the process of spraying pesticides, and vegetables are prone to phytotoxicity. Analyze the reasons, first, the clim

Machinery general parts slow growth in the first half

Data show that in the first half of the year, the total output value of the mechanical parts and components industry was 155 billion yuan, a year-on-year increase of 2.64%. Constrained by various factors, the economic operation of the general parts and components industry of machinery in

Chemical analysis method for quartz sand

1 Scope This standard specifies the chemical analysis methods for various raw materials used in the production process. This standard applies to the chemical analysis of various raw materials used by the company. 2 reference standard sampling method 3 quartz sand chemical analysis method 3.1 prep

February 22 Shenzhen Steel Market Price Quotes

Product name Specification Material Steel/Origin Price (yuan/ton) Than yesterday last week General line Φ6.5mm Q235 Tanggang 4900 0 270 220 High line Φ6.5mm Q235 Guanggang 4970 0 160 120 High line Φ8mm Q335 Wide Steel 4970 0 160 120 Rebar Φ10mm HRB335 Sand Steel 5250 0 190 170 Rebar Î