Product name Description Today’s price Yesterday’s price Ups and downs Date ADC12 Tax included 18700 18700 0 2021-08-03 AlSi9Cu3 Tax included 19000 19000 0 2021-08-03 A380 Tax in...
Some investors asked the Open Coal Industry (002128). In the first two years of the cycle, the company took Huomei Hongjun into the arms of a listed company and became a large-scale enterprise integra...
YG20C tungsten steel advanced molding material. Without heat treatment, the inner and outer hardness is uniform. Used for mass production. YG20C tungsten steel is suitable for the production of cold h...
Spiral submerged arc welded pipe standard Submerged arc welded pipe GB/T 9711.1 SY/T 5037, 5040 API 5L ISO 2604/VI TOCT 20295 ASTM A134, A139, A211, A252, A381 JIS G3444, G3457 DIN EN10208-2 Note: Acc...
Abstract: The second phase of the water diversion project of the upper reaches of the Huangpu River in Shanghai used 12 large vertical mixed-flow pumps, all of which were equipped with an Inlet Vane C...
1. The influence of the frequency converter on ordinary asynchronous motors 1. The efficiency and temperature rise of the motor 2. The insulation strength of the motor 3. Harmonic elec...
In recent years, with the rapid development and widespread application of information technology represented by computers and network communications, both concepts and technologies in the manufacturin...
On August 18, Yiqiu Resources (601388) released the 2021 semi-annual report. From January to June 2021, the company realized operating income of 3.951 billion yuan, a year-on-year increase of 64.23%. ...
Nanshan Aluminum: Ningde Times, BYD, Guoxuan Hi-Tech and other leading companies in the industry are all customers of the company’s power battery foil products.The battery foil currently produce...
Some investors asked Nanshan Aluminum (600219). Hello, Secretary of the Board of Directors. What is the progress of the company’s alumina project in Indonesia? The company replied, hello, thank ...
Some investors asked Tianshan Aluminum (002532). According to related reports, the Development and Reform Commission of Changji Prefecture of Xinjiang issued the “Reminder Letter on Strictly Con...
On October 9, the relevant person in charge of Wugang City led a team to the Zhengzhou headquarters of China Aluminum Group Six Metallurgical Company to conduct in-depth matchmaking discussions on the...
From August 24 to 25, Feng Jianqing, Secretary of the Party Committee and Chairman of the Aluminum Power Company, and his entourage called on Dai Chao, Secretary of the Dingxi Municipal Party Committe...
Some investors asked Yunhai Metal (002182), Secretary of the Board, what kind of metal materials does the subsidiary Rescule mainly produce? The company replied, hello, the subsidiary Yangzhou Ruisile...
Recently, Zhongzhou Aluminum launched a competitive recruitment for the mine system management team, marking the company’s comprehensive start of management system reform. This latest round of m...
A few days ago, the company’s subsidiary company Yunnan Kebao Formwork Co., Ltd. and Qingzhen Gongtou Aluminum Cheng Resources Co., Ltd. jointly built the industrial investment aluminum Cheng Kebao al...
[Ferro-Alloys.wiki] Yildirim Group, which owns chromium ore and HC ferrochrome assets in four countries (Turkey, Kazakhstan, Sweden and Russia) announced its intention to progress plans for the constr...
[Ferro-Alloys.wiki] BEIJING, Oct 13 ,China has asked steel mills in more cities in northern China to cut production from Nov. 15 to March 15 next year, in order to clear the smog-blanketed sky in the ...
China Common Surface Treatment Technology Of Aluminum Parts For the machining of aluminum parts, the colors that can be achieved by anodizing are relatively limited, usually silver, bronze, titanium, ...
On September 25, the China Enterprise Confederation and the China Entrepreneurs Association released the Top 500 Chinese Manufacturing Enterprises in Changchun, Jilin Province, and Mingtai Aluminum is...
On the morning of August 8, Zhuang Zhaolin, secretary of the Xuzhou Municipal Party Committee, went to Xinyi City for investigation and walked into the Jiangsu Weiye Aluminum Production Base. Secretar...
Some investors asked Haixing Co., Ltd. (603115). After reading the company’s question and answer for the past two years, I would be grateful if there is a question, the Secretary of the Board of...
Types of valves in the chemical industry 1 Ball Valve (Ball Valve) When the operating temperature is between -29oC and 200oC, most manual (opening and closing) ball valves are suitable for the operati...
Submersible pump A very versatile water treatment tool. The difference from ordinary pumps is that they work underwater, while pumps mostly work on the ground. The working principle of the submersible...
With the continuous deepening and development of the reform of the water management system, the understanding of the Yellow River employees is constantly changing, and some traditional concepts are al...
4 There is a warehouse for stacking materials on the construction site, which can meet the needs of construction. 4.1.2 During the entire construction process of the floor structure, the reserved hole...
What is the difference between Q195, Q215, Q235, Q255 and Q275 in terms of materials? To Carbon structural steel is the most widely used and the largest quantity of steel. It is often rolled into stee...
41 GB/T 5660-1985 End-suction centrifugal pumps-Baseplate and installation dimensions End-suction centrifugal pumps-Baseplate and installation dimensions 42 GB/T 5661-1985 Cavity dimensions for mechan...
The gate valve is used as a cut-off medium, and the whole flow is straight when it is fully opened. At this time, the pressure loss of the medium is minimal. Gate valves are usually suitable for worki...
The high thermal conductivity of steel can reduce the degree of heating of the surface metal of the mold, thereby reducing the thermal fatigue tendency of the steel. It is generally believed that the ...
1. Geological exploration types of iron ore and the density of prospecting projects In iron ore geological prospecting, prospecting projects are used to control ore bodies in accordance with economic ...
The raw materials used in this test is the iron powder supplied by Wotai Company. In this test, three types of iron powder are used: <75Lm (-200 mesh) atomized iron powder, <50Lm (-300 mesh) ato...
It is called nominal diameter, also called mean outside diameter. This is due to the fact that the pipe wall of the metal pipe is very thin, and the outer diameter of the pipe is almost the same as th...
my country has a vast territory, with various magmatic (eruptive) rocks from ultrabasic-basic-neutral-acidic-alkaline ages; deposits from Archean to Quaternary ages, including various sedimentary rock...
Guiding experts: Huang Kaiguo, Gong Meiling, Zheng Guangdai, Hu Jiyou, Gu Zhongxiang; project leader: Zhang Shiyin I. Introduction To Entrusted by XXXX, Xi’an Tianzhou Mining Science and Technology De...
1. Overview Safety valves are important safety accessories for boilers, pressure vessels, and other pressure equipment. Its operational reliability and performance are directly related to the safety o...