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Database: 365,228(8 Aug 2026)

Hour

Hour, Total:78 items.

The international standard classification for "Hour" includes: Agricultural tractors and trailed vehicles , Electrical and electronic equipment , Information sciences , Medical Sciences and health care facilities in general .

The Chinese standard classification for "Hour" includes: Architectural engineering construction machinery , Electrical devices and instruments , Electronic/electrical equipment and instruments for vehicle in general , Library, Archives, Literature and Information , Nutrition sanitation .


Professional Standard - Machinery

  • JB/T 2428.1-1994 Magnetic induction speed working hour meter for tractor and internal combustion engine
  • JB/T 2428.2-2007 Specifications of speed & hour meters for motor vehicles and internal-combustion engine-Part 2:Electromagnetic meters
  • JB/T 11975-2014 Pursuit Clock Instrument for Tractor
  • JB/T 7307-1994 Working Hours Table for Engineering Machines
  • JB/T 2428.1-2007 Specifications of speed & hour meters for motor vehicles and internal-combustion engine - Part 1: Magnetic inductive meters
  • JB/T 2428.2-1994 Magnetoelectric speed work hour meter for tractor and internal combustion engine

Professional Standard - Automobile

Group Standards of the People's Republic of China

Shaanxi Provincial Standard of the People's Republic of China

Sichuan Provincial Standard of the People's Republic of China

  • DB5106/T 11-2022 "Zero-cost, hourly operation" service specification for business start-up
  • DB5108/T 41-2023 Business start-up "zero-cost hourly office" work specification
  • DB5106/T 11-2020 "Zero-cost, hourly operation" service specification for business start-up

Jiangsu Provincial Standard of the People's Republic of China

  • DB32/T 4528-2023 Construction and service specifications of 24-hour smart city libraries
  • DB3210/T 1024-2019 24-hour urban study construction and operation service specification

Zhejiang Provincial Standard of the People's Republic of China

  • DB3301/T 0333-2021 24-hour self-service hall service specification for government affairs

Inner Mongolia Provincial Standard of the People's Republic of China

  • DB15/T 2665-2022 Determination of 240-hour in vitro digestibility of alfalfa grass

Professional Standard - Hygiene

Anhui Provincial Standard of the People's Republic of China

  • DB34/T 3887-2021 7 × 24 hours government service hall construction and operation specification

Shanxi Provincial Standard of the People's Republic of China

  • DB14/T 2614-2022 7 × 24 hours government service self-service area construction and operation specifications

Hubei Provincial Standard of the People's Republic of China

  • DB4209/T 31-2023 Technical specifications for three-stage breeding of Chinese soft-shell turtle

工业和信息化部/国家能源局

Taiwan Provincial Standard of the People's Republic of China

Military Standard of the People's Republic of China-General Armament Department

  • GJB 1675-1993 Specification for motorcycle hour meters for armored vehicles

IT-UNI

  • UNI 7205-1973 Conversion table kcal/hour. Watt and Watt. kcal/hour

Korean Agency for Technology and Standards (KATS)

Indonesia Standards

CU-NC

  • NC 41-49-1987 Footwear and Leather Industry. Leather and Sole Determination of Water Absorption at 2 hours and 24 hours

SAE - SAE International

Society of Automotive Engineers (SAE)

British Standards Institution (BSI)

International Electrotechnical Commission (IEC)

SCC

  • BS 459-3:1951 Specification for wooden doors-Fire-check flush doors and wood and metal frames (half-hour and one-hour types)
  • CEI EN 60068-2-30:2006 Environmental testing - Part 2: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
  • DANSK DS/EN 60068-2-30:2006 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
  • AWWA JAW3735 Journal AWWA — Will the Four-Day, 40-Hour Work Week Replace the Five-Day, 40-Hour Work Week?

U.S. Air Force

HU-MSZT

Lithuanian Standards Office

  • LST EN 60068-2-30-2006 Environmental testing -- Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)

Danish Standards Foundation

  • DS/EN 60068-2-30:2006 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle)

BR-ABNT

German Institute for Standardization

  • DIN EN 60068-2-30:2006-06 Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) (IEC 60068-2-30:2005); German version EN 60068-2-30:2005 / Note: DIN EN 60068-2-30 (2000-02) remains valid alongside this standard until 2008-11-01.

BSI

General Motors Corporation (GM)

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

  • ASHRAE 3849-1995 Hourly Thermal Load Prediction for the Next 24 Hours by ARIMA@ EWWA@ LR@ and an Artificial Neural Network
  • ASHRAE DA-07-006-2007 Jack Evans Police Headquarters: 24-Hour Low Energy Use

Building Officials and Code Administrators International(U.S.)

US-FCR

U.S. Military Regulations and Norms

  • ARMY MIL-A-52963 B-1986 AIR CONDITIONER: SPLIT-PACKAGE, 208-VOLT, 3-PHASE, 400-HERTZ, AC, 18,000 BTU/HR COOLING, 30,000 BTU/HR HEATING
  • ARMY MIL-A-52963 B NOTICE 1-1997 AIR CONDITIONER: SPLIT-PACKAGE, 208-VOLT, 3-PHASE, 400-HERTZ, AC, 18,000 BTU/HR COOLING, 30,000 BTU/HR HEATING

Association Francaise de Normalisation

  • NF EN 60068-2-30:2006 Environmental tests - Part 2-30: tests - Db test: cyclic damp heat test (12 h + 12 h cycle)
  • NF L56-121:1971 Shielded storage batteries 24 volts, 36 amperes-hours.

PL-PKN

  • PN E06504-1993 Class 0,5, 1 and 2 alternating. current watthour meters

Japanese Industrial Standards Committee (JISC)

Malaysia Standards

  • MS 846-1983 Kerosene combustion test (24 hours) method

United States Navy

SE-SIS

Spanish Association for Standardization (UNE)

  • UNE-EN 60068-2-30:2006 Environmental testing -- Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) (IEC 60068-2-30:2005)