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ASTM F844-19
Standard Specification for Washers, Steel, Plain (Flat), Unhardened for General Use
Přeložit název
NORMA vydána dne 1.12.2019
Informace o normě:
Označení normy: ASTM F844-19
Poznámka: NEPLATNÁ
Datum vydání normy: 1.12.2019
Kód zboží: NS-1013632
Počet stran: 4
Přibližná hmotnost: 12 g (0.03 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Kategorie - podobné normy:
Anotace textu normy ASTM F844-19 :
Keywords:
carbon steel, plain, steel, washers,, ICS Number Code 21.060.30 (Washers, locking elements)
Doplňující informace
| 1. Scope | ||||||||||||||||||||||||||||||
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1.1?This specification covers round and miscellaneous shape steel plain (flat) washers furnished in an unhardened condition. 1.2?These washers are intended for general use bolt, nut, and stud applications to provide increased bearing surface, spacing, and to prevent galling. 1.3?Unless otherwise specified, washers are furnished with dimensions conforming to B18.21.1, Type A, Table 11. 1.4?Hardened washers for use with heat-treated structural bolts are covered by Specifications F436/F436M. 1.5?The values stated in inch-pound units are to be regarded as standard. No other units of measurement are included in this standard. 1.6?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. |
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| 2. Referenced Documents | ||||||||||||||||||||||||||||||
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