Product name specification price of material origin compared to last week than last month General line Φ6.5mm Q235 Ma Steel 5720 0 -50 -130 Common line Φ8mm Q235 Ma Steel 5720 0 -50 -130 High line Φ6.5mm Q235 Ma Steel 5800 0 - 70 -150 High Line Φ10mm Q235 Masteel 5800 0 -70 -150 High L

Shandong some gold ore mine built in 1975, using mining method while mining exploration to shallow hole Shrinkage Method based, residual mined-out area and a large portion of the poor are not recoverable ore. In recent years, some shallow old goafs have been filled at the same time without filling

Due to the particularity of the work content of the mining engineering project, it has some unique characteristics in its composition. 1. A complete mining project often includes mine construction engineering, ground construction engineering, and electromechanical installation engineering. The comp

In the heavy medium sorting production process, the density of the suspension directly affects the actual sorting density. In order to improve the process effect of the sorting process, the fluctuation of the actual sorting density should be as small as possible. It is generally required that the su

Data Map: Vehicles traveling in urban areas of Beijing. China Xinxin reporter Jin Shuoshe How can a car sell? Recently, Chuanqi Mustang spoke to its flagship Spica of its first MPV model, and announced that it would open the “acquisition by pounds” era. Comfortable version of 20 yuan

Recently, Becker Marine Systems introduced a new low-cost compact battery system. The system is a battery system based on lithium-ion battery technology and is currently in the experimental phase. As a product that can be combined with a hybrid drive, it is expected to be delivered to users in the

The classification of the valve is mainly divided by the purpose and structure. However, we generally use the general taxonomy that is, according to the principle, the role and structure by the division, this method is currently the most common domestic and international classification. Here we

There are many reasons for the vibration of the generator rotor. There are mechanical factors such as rotor mass imbalance rotor misalignment and resonance, and wire, short-circuit cooling system blockage line, expansion resistance of the collector ring and shaft friction caused by rotor thermal

[ China Agricultural Machinery Industry News ] The reporter was informed on August 1 that the Ministry of Agriculture recently issued a notice and decided to continue the establishment of the Agricultural Machinery Cooperatives Demonstration Society in 2017. From now on, the agricultural machinery c

Its main task is to make molybdenite into line with steel and chemical industries applications of oxide or molybdate. The requirements of the steel sector are mainly low in sulfur, phosphorus and arsenic . The chemical sector mainly requires that it be soluble in ammonia water, that is, compounds c

Breeding is an important measure to improve the quality of crops and improve quality varieties. This is also an important step in crop growth monitoring, quality evaluation and grading. In particular, the test-planting process is an important part of breeding. It is necessary to screen ag

Dongfeng Special Business Single Bridge XCMG 8 ton truck-mounted crane: The chassis is the upgraded version of Special Business Shiji Carter, the strongest single bridge, Yuchai 200 horsepower national five-six-cylinder four-valve engine, with air conditioning, central