home Home / Search results for keyword: ministry(635)
Search results for keyword: ministry
flat crystal
Auxerre, France Welcome to the official website of Auxerre in Burgandy, France. Auxerre is a city located in the north of Burgandy and is a city with a rich history; it is the capital of Yonne, holding a total population of 34,500 citizens. With beautiful surroundings and a very compact centre, A......
tags: auxerre city its she prefecture saitama
1031
Sophia
GB/T 714-2000 Mechanical properties and technological properties of structural steel for bridges
GB/T 714-2000 Structural Steel for Bridges —Mechanical and Technological Properties This standard mainly applies to hot-rolled structural steel plates, bars and shapes used in bridges. The general requirements and technical conditions of delivery for steel structural products are stipulated in......
GB/T 222-1984 Sample sampling method for chemical analysis of steel and allowable deviation of chemical composition of finished product
GB/T 222-1984 specifies the sampling method for the chemical analysis of steel and the permissible deviations for chemical composition of finished products. The purpose of this standard is to provide technical requirements for the sample method of chemical analysis of steel, and the permissible d......
Japanese national standard cylindrical thread
Japans National Standard Cylindrical Thread Since its establishment in 1868, the Japanese standard measurement system has been the basis for measurements in Japan and for producing Japanese products. One of the standards used for precision parts production is the Japanese National Standard Cylind......
tags: standard parts jis thread cylindrical mm
1046
Avery
WS/T Allowable Concentration of Hazardous Substances in the Air of Working Environment in my country and Occupational Exposure Biological Limits
Introduction The air we breathe can have a great impact on our health. Since the industrial revolution, air quality has been declining due to the number of chemicals and other pollutants in the atmosphere. This is why there are regulations to control the maximum amount of toxins and other polluta......
Guaranteed hardenability structural steel (GB 5216-85)
Overview The GB 5216-85 is the Chinese national standard for Quenched and Tempered Structural Steels. It contains minimum requirements for chemical and mechanical properties, testing, and inspection practices. Under this standard, steels are classified and evaluated in service depending on their ......
tags: steels steel testing steel structure quenched
1029
Samantha
GB 1499-91 Rebar for Reinforced Concrete with Waste Heat Treatment
? Heat Treatment of Steel Reinforcement for Reinforced Concrete Heat treatment of steel reinforcement is necessary when constructing reinforced concrete components. This process is used to improve the performance of the concrete component, by enhancing the properties of the steel reinforcement. T......
Technical conditions for high manganese steel castings GB 5680-85
Technological condition of high-manganese steel castings High manganese steel castings are a kind of alloy castings, which are mainly composed of high manganese steel materials, and contain trace elements such as silicon, nickel and chromium. Most of them are pearlite low-carbon high-manganese ste......
tags: steel high manganese highcarbon steel cast
1033
Megan
Weldability Test Pressure Plate Butt Joint (FISC0) Welding Crack Test Method GB 4675.4-84
Introduction Welding has become an important part of modern manufacturing processes. It is used in numerous industries, from automotive manufacturing to aerospace production. One test used to ensure welding quality is the FISCO Weld Crack Test. This test involves pressing two plates together and......
tags: welding test plates test joint welding
1046
Samantha
Agricultural composite steel (YB/T5003-1993)
Introduction Farm use composite steel is a type of boneless steel. It is made of composite steel tube, cylindrical steel and flat steel. In 1993, the ministry of Agriculture issued the national standard YB /T5003-1993 for farm use composite steel, which stipulated the production technology, size,......
Browse Alphabetically:
Copyright © 2016 - 2024 by metal-knowledge.com. All rights reserved