Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

bad ball

bad ball, Total:61 items.

The international standard classification for "bad ball" includes: Sports equipment and facilities , Sports equipment and facilities in general , Radio relay and fixed satellite communications systems , Iron and steel castings , Grinding and polishing machines , Rolling bearings , Other rubber and plastics products .

The Chinese standard classification for "bad ball" includes: Sports goods , Management, utilization and service of marine communication and navigation equipment , Casting , Grinding machine , Rolling bearing , Other rubber products .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 14625.5-2008 Test methods for basketball, football, volleyball and handball - Part 5: Measurement of circumference and its variation
  • GB/T 17424-1998 Technical requirements of differential global positioning system
  • GB/T 14625.2-1993 Basketball, football, volleyball, handball. The measurement of bouncing altitude
  • GB/T 14625.1-1993 Basketball, football, volleyball, handball. The measurement of roundness
  • GB/T 14625.5-1995 Measurement of circumference and its variation for basketball, football, volleyball and handball
  • GB/T 17445-2009 Cast grinding balls

Professional Standard - Machinery

Professional Standard - Light Industry

Professional Standard - Chemical Industry

化学工业部

Group Standards of the People's Republic of China

German Institute for Standardization

  • DIN 58724:2000-03 Production in optical engineering - Spherometer - Ring for spherometer

IN-BIS

  • IS 8350-1977 Untolerance dimensional deviation of ductile iron castings or ductile iron castings
  • IS 417-1969 Specifications for football, volleyball, netball, hurling, basketball and water polo
  • IS 417 Pt.2-1974 Specifications for Football, Volleyball, Basketball, Netball, Netball and Water Polo Part II Volleyball
  • IS 417 Pt.1-1974 Specifications for Football, Volleyball, Basketball, Netball, Netball and Water Polo Part I Football
  • IS 417 Pt.6-1976 Football, Volleyball, Basketball, Netball, Netball and Water Polo Specifications Part VI Water Polo
  • IS 417 Pt.5-1976 Football, Volleyball, Basketball, Netball, Netball and Water Polo Specifications Part V Netball
  • IS 5933-1970 Tolerances for thrust ball bearings with flat seats
  • IS 417 Pt.4-1976 Football, Volleyball, Basketball, Netball, Netball and Water Polo Specifications Part IV Netball
  • IS 417 Pt.3-1974 Specifications for Football, Volleyball, Basketball, Netball, Throwing and Water Polo Part 3 Basketball (Third Revision)

AENOR

ABMA - American Bearing Manufacturers Association

  • 3290-1998 Rolling Bearings - Balls - Dimensions and Tolerances

GSO

Association Francaise de Normalisation

SCC

  • BS ISO 3290:2001 Rolling bearings. Balls. Dimensions and tolerances
  • ABMA/ISO 3290:2000(R2008) Rolling Bearings - Balls - Dimensions and Tolerances
  • BS 5983-2:1980 Metric spherical plain bearings. Specification for tolerances of spherical plain radial bearings, joint type
  • BS 5983-2:1982 Metric spherical plain bearings-Specification for tolerances of spherical plain radial bearings, joint type
  • BS 8462:2005+A1:2009 Goals for youth football, futsal, mini-soccer and small-sided football. Specification

United States Navy

International Organization for Standardization (ISO)

  • ISO 3290:1998 Rolling bearings - Balls - Dimensions and tolerances
  • ISO 3290:2001 Rolling bearings - Balls - Dimensions and tolerances
  • ISO 6125:1982 Spherical plain radial bearings; joint type; Tolerances

US-FCR

ZA-SANS

  • SANS 9628:2007 Rolling bearings - Insert bearings and eccentric locking collars - Boundary dimensions and tolerances

CZ-CSN

AT-ON

RO-ASRO

  • STAS 6535-1983 Climatic protection CLIMATIC EARTH DIVISION FOR TECHNICAL PURPOSES
  • SR ISO 199:1993 Rolling bearings. Thrust ball bearings, Tolerances

PK-PSQCA

  • PS 2-1957 FOOTBALLS (SOCCER), VOLLEY BALLS AND BASKETBALLS
  • PS 6-1957 Tennis, Badminton & Squash Rackets

RU-GOST R

  • GOST 20826-1975 Camera lens. Method for measurement of the longitudinal spherical aberration
  • GOST 8.506-1984 State system for ensuring the uniformity of measurements. Convex spherical mirrors. Measurement technique of curvature radius and local departures of surfaces forms from sphericity by holographic shear interferometry

European Committee for Standardization (CEN)

British Standards Institution (BSI)

  • BS 5989 Pt.2:1980 Rolling bearings: metric thrust bearings. Specification for tolerances of thrust ball bearings

Society of Automotive Engineers (SAE)

GM Global

  • GMW 16812-2013 Global Dimensioning and Tolerancing Addendum Issue 2; English

Indonesia Standards

Korean Agency for Technology and Standards (KATS)