Cookies
Potřebujeme váš souhlas k využití jednotlivých dat, aby se vám mimo jiné mohly ukazovat informace týkající se vašich zájmů. Souhlas udělíte kliknutím na tlačítko „OK“.
ASTM F2443-04(2021)
Standard Specification for Roller, Bearing, Needle, Ferrous, Solid, Spherical End
Přeložit název
NORMA vydána dne 15.1.2021
Informace o normě:
Označení normy: ASTM F2443-04(2021)
Datum vydání normy: 15.1.2021
Kód zboží: NS-1017167
Počet stran: 5
Přibližná hmotnost: 15 g (0.03 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM F2443-04(2021) :
This specification covers spherical-ended ferrous needle rollers intended for use as bearing components. Rollers shall be made of chrome alloy steel E50100, E51100, E52100, and shall conform to specified requirements for heat treatment and protective coatings. Rollers shall also meet specified values for diameter, length, and effective length in accordance with MS Part No.
Keywords:
needle roller, roller, roller bearing, spherical end,, ICS Number Code 21.100.20 (Rolling bearings)
Doplňující informace
| 1. Scope | |||||||||||||||
|
1.1?This specification covers ferrous needle rollers having spherical ends. 1.2?Spherical-ended needle rollers designed to this specification are intended for use as bearing components. A complement of rollers is run on a hardened (HRC 58-65, see Test Methods E18) shaft and in a hardened (HRC 58-65) housing bore to form the bearing. 1.3?The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.4?This specification contains many of the requirements of MS19065, which was originally developed by the Department of Defense and maintained by the Defense Supply Center Richmond. The following government activity codes may be found in the Department of Defense, Standardization Directory SD-1.2
1.5?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
|||||||||||||||
| 2. Referenced Documents | |||||||||||||||
|
Doporučujeme:
