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Swedish SKF bearings
SKF: A Company of Quality Bearings
SKF is one of the largest, longest-standing and most respected bearing manufacturers in the world. Established in 1907 in Gothenburg, Sweden, the company is focused on supplying high-quality bearings for all types of applications. From agriculture and heavy indu......
1168 
Emily
GB 3095-1996 ambient air quality standard
3095-1996 Air Quality Standards
The air quality standards issued by the Chinese government in 1996, GB 3095-1996, are used to evaluate the air quality of various areas. The standards, also called air quality index standards, are designed to both protect human health and promote the environment.
......
GB 13456-92 Discharge Standard of Water Pollutants for Iron and Steel Industry
GB 13456-92 Steel Industry Water Pollution Emission Standards
In order to protect the environment, the State Council ratified the Steel Industry Water Pollution Emission Standard (GB 13456-92) on April 1, 1993, which became effective on July 1 of that same year. This standard applies to all types......
Mining steel (YB/T5047-1993)
Chinese standard YB/T5047-1993 is national steel standard for the application of steel used in the manufacture of tools for use in mining. It is updated on an annual basis and is closely monitored by the Ministry of Industry and Information Technology to ensure the safety and reliability of product......
Comparison table of commonly used steel grades at home and abroad (6)
Steel grade equivalents table
Country USA UK Germany France Italy Spain Sweden Japan
AISI/SAE Werkstoff DIN AFNOR UNI UNE JIS
1018 1.0453 C10/C15 22Mn6/C22C10 1449/08 070M20/070A22 1020 CK22/C22 050A20/C20
1022 1.0619 S22C S15CK/C15CK S20C 080M15/080A15
1030 1.1133 C25/C30 25Mn4/C25C10 1449/0......
Russian standard steel grades and steel products
The Russian steel grade system is a range of categories that specify certain types of steel for a variety of uses. In the Russian steel standards system, steel is divided into categories based on strength, chemical composition, and intended use. The steel grade essentially determines its overall c......
World steel grade comparison (spring steel)
，介绍世界钢号对照表，尤其是弹簧钢的
Steel numbers are unique to categorize and identify a steel grade or type. Numbering among steels is managed by the following organizations:
International Organization of Standardization (ISO)
American Iron and Steel Institute (AISI)
The Society of Automotiv......
Steel grade and chemical composition (mass fraction) of cast steel for rolls (%)
Chemical Composition(%) and Steel Number of Steel Used for Rolling Rollers
Rolling rollers generally choose high-carbon and low-alloy steels to obtain good dimensional stability and fatigue strength.
1. Steel number 811M40, chemical composition: C 0.36～0.44, Si 0.15～0.35, Mn 0.60～1.00, Cr 0.9......
Oil-quenched-tempered chromium-silicon alloy spring steel wire for valves (YB/T5105-1993)
Valve quenching-tempering chromium-silicon alloy spring steel wire (YB/T5105-1993)
Quenching and tempering is one of the most commonly used surface hardening methods for valve springs. Quenching is achieved by rapidly cooling the steel from austenitic area (high temperature zone) to martensite tr......
Yichang Sheet Enterprise Standard - Cold Rolled Sheet Steel and Steel Strip (1)
1. Introduction
Yi Chang Bo Ban Co., Ltd. is a leading supplier of cold rolled steel strip and sheet in China. With advanced technology and rich experience in developing, producing, and marketing of cold rolled steel products, the company is committed to producing a high-quality product while mee......
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