hard ball
hard ball, Total:22 items.
The international standard classification for "hard ball" includes: Rolling bearings , Powder metallurgy .
The Chinese standard classification for "hard ball" includes: Mechanics Measurement , Rolling bearing , Powder metallurgy material and product , Metal and alloy powder .
Taiwan Provincial Standard of the People's Republic of China
- CNS 13338-1994 Helmet for Baseball Use
- CNS 3462-1977 Hard Type Baseballs
National Metrological Verification Regulations of the People's Republic of China
- JJG 454-1986 Spherical Indenters for Hardness Testers
Professional Standard - Machinery
- JB/T 9145-2010 Rolling bearings-Cemented carbide balls
- JB/T 9145-1999 Hard metal balls
Professional Standard - Non-ferrous Metal
- YS/T 412-2014 Cemented carbide pellets
- YS/T 412-1999 Cemented carbide pellets
Professional Standard - Agriculture
- SC/T 5002-1983 Method of test for plastic floats rigid spherical
Professional Standard - Aquaculture
- SC 111-1983 Hard spherical plastic float test and inspection method
- SC/T 5002-2009 Method of test for the determination of plastic float-Rigid ball
- SC/T 5002-1995 Method of test for plastic floats rigid spherical
Group Standards of the People's Republic of China
- T/WZBF 059-2024 Multiphase conveying hard sealed ball valve
- T/CASME 543-2023 Purging bellows hard sealed ball valve
Jilin Provincial Standard of the People's Republic of China
- DB22/T 1520-2011 Steel ball hardness non-destructive automatic sorting machine
Hebei Provincial Standard of the People's Republic of China
- DB13/T 5591-2022 Rockwell hardness test method for forged (rolled) steel ball hardness
Professional Standard - Aviation
- HB 4218-1989 Carbide Ball Head Locating Pin
SCC
- AENOR UNE 21034:1959 HARDWARE FOR ELECTRICAL LINES. BALL JOINT
- AENOR UNE 21033:1959 HARDWARE FOR ELECTRICAL LINES. BALL SHACKLES
- BS 240-2:1929 The hardness of steel balls for brinell hardness testing
Society of Automotive Engineers (SAE)
- SAE AMS7440-1951 BALL, STEEL Hardened
GSO
- GSO ISO 3303-1:2013 Rubber- or plastics-coated fabrics - Determination of bursting strength - Part 1: Steel-ball method
RO-ASRO
- STAS 5871-1992 Plastics. Determination of hardness by ball indentation
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