t.621

t.621, Total:71 items.

The international standard classification for "t.621" includes: Aluminium products , Cement. Gypsum. Lime. Mortar , Radiocommunications in general , Chemical reagents , Medical Sciences and health care facilities in general .

The Chinese standard classification for "t.621" includes: Light metals and their alloys , Universal electronic measuring instrument, equipment and system , Binding material , Management, utilization and service of shore station communication equipment , General inorganic reagent , Solid fuel ore in general , Medical science , Power supply and distribution engineering .

未注明发布机构

Professional Standard - Non-ferrous Metal

YS/T 621-2007 Aluminium and aluminium alloys sheet for presian blinds

Group Standards of the People's Republic of China

T/CASME 621-2023 Short video platform agent operation service specification
T/CAS 621-2022 Technical specification for bubble cleaning of dishwashers
T/CEEIA 621-2022 Design guidelines for low voltage power distribution and control box
T/CIET 621-2024 Technical requirements for automobile oxygen concentrator
T/SDAS 621-2023 Identification method of wheat head blight
T/CECS 621-2019 Selection standard for green decoration design materials in civil buildings

Professional Standard - Post and Telecommunication

YD/T 621-1993 Technical specifications of 2 048 8 448 34 368 139 264 kbit/s phase jitter analyzer

Professional Standard - Building Materials

JC/T 621-1996 Quicklime intended to be used in silicate building materials
JC/T 621-2009 Lime for silicate building products

Professional Standard - Traffic

JT/T 621-2005 GSM/CDMA emergency telephone system for highway

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

GB/T 621-1993 Chemical reagent--Hydrobromic acid
GB/T 621-2015 Chemical reagent―Hydrobromie acid

中国气象局

QX/T 621-2021 Quality control of meteorological observation data - Weather radar

工业和信息化部

JC/T 621-2021 Quicklime for silicate building products
YS/T 621-2021 Aluminum alloy strips and foils for blinds

Professional Standard - Coal

MT/T 621-2006 Sampling for checking samples of production in coalmine
MT/T 621-1996 Coal Sample Collection Method for Mine Production Inspection

卫生健康委员会

WS/T 621-2018 Medical transfer records from pre-hospital medical organization to emergency department of hospital

Professional Standard - Nuclear Industry

EJ/T 621-1991 Nuclear industry product process review specification
EJ/T 621-2014 Requirements of reviewing process of nuclear industry product

Professional Standard - Automobile

QC/T 621-1999 Steel wire elastic hoop

Professional Standard - Electricity

DL/T 621-1997 Grounding for AC Electrical Installations

Qinghai Provincial Standard of the People's Republic of China

DB63/T 275-1996 Tartary buckwheat elm 621 variety

Yunnan Provincial Standard of the People's Republic of China

DB53/T 621-2014 Technical regulations for facility production of Oriental lily fresh-cut flowers

Hubei Provincial Standard of the People's Republic of China

DB4201/T 621-2020 Gas pipeline project construction acceptance data management regulations

Hebei Provincial Standard of the People's Republic of China

DB13/T 621-2005 Technical specification for pond culture of redfin pufferfish

Jiangxi Provincial Standard of the People's Republic of China

DB36/T 621-2011 Technical Regulations for Boron Fertilizer Application in Gannan Navel Orange

Ningxia Provincial Standard of the People's Republic of China

DB64/T 621-2010 Technical regulations for crop rotation and stubble in sandy land

Tianjin Provincial Standard of the People's Republic of China

DB12/T 621-2018 Specifications for safety assessment of elevators in use
DB12/T 621-2016 Specifications for safety assessment of elevators in use

Shaanxi Provincial Standard of the People's Republic of China

DB61/T 621-2013 Wheat West High No. 2

Henan Provincial Standard of the People's Republic of China

DB41/T 621-2017 Specification for Internal Inspection of Industrial Boilers

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

DB15/T 621-2013 Mongolian Chrysanthemum Bullwhip

Hainan Provincial Standard of the People's Republic of China

DB46/T 621-2024 General technical requirements for maintenance and remanufacturing of second-hand construction machinery exports

Chongqing Provincial Standard of the People's Republic of China

DB50/T 621-2015 Cooking Technical Specifications for Small Fried Chicken with Chongqing Cuisine

Shanxi Provincial Standard of the People's Republic of China

DB14/T 621-2011 Blast furnace coke

Gansu Provincial Standard of the People's Republic of China

DB62/T 621-2016 Technical Regulations for Raising Chinese Pine Seedlings
DB62/T 621-1999 Technical Regulations for Raising Chinese Pine Seedlings

Sichuan Provincial Standard of the People's Republic of China

DB51/T 621-2007 Green food mango production technical regulations

Anhui Provincial Standard of the People's Republic of China

DB34/T 621-2006 Technical Regulations for the Production of Pollution-free Chrysanthemum Chrysanthemum

U.S. Military Regulations and Norms

ARMY MIL-M-55670 A-1972 MAST AB-621()/G
ARMY MIL-M-55670 A NOTICE 1-1996 MAST AB-621()/G
ARMY MIL-M-55670 A VALID NOTICE 2-2013 Mast AB-621( )/G

International Organization for Standardization (ISO)

ISO/R 621:1967

Association Francaise de Normalisation

NF T51-621:1997 PLASTICS. DETERMINATION OF MELTING BEHAVIOUR (MELTING TEMPERATURE OR MELTING RANGE) OF SEMI-CRYSTALLINE POLYMERS. (EUROPEAN STANDARD EN ISO 3146).
NF T51-621:2000 Plastics - Determination of melting behaviour (melting temperature or melting range) of semi-crystalline polymers by capillary tube and polarizing-microscope methods.
NF C96-621/A1:1980 Supplement 1 to NF C96-621-77

International Telecommunication Union (ITU)

ITU-T T.621-2017 File structure for interactive mobile comic and animation content
ITU-T Q.621-1988 LOGIC PROCEDURES FOR OUTGOING SIGNALLING SYSTEM NO. 4
ITU-T G.621-1989 Characteristics of 0.7/2.9 mm Coaxial Cable Pairs - Transmission Media Characteristics (Study Group XV) 4 pp
ITU-T Q.621-1989 Logic Procedures for Outgoing Signalling System No. 4 - Interworking of Signalling Systems (Study Group XI) 5 pp
ITU-T G.621-1988 Characteristics of 0.7/2.9 mm coaxial cable pairs
ITU-T G.621-1993 CHARACTERISTICS OF 0.7/2.9 mm COAXIAL CABLE PAIRS
ITU-T H.621-2008 Architecture of a system for multimedia information access triggered by tag-based identification Study Group 16
ITU-T G.621 SPANISH-1993 CHARACTERISTICS OF 0.7/2.9 mm COAXIAL CABLE PAIRS
ITU-T G.621 FRENCH-1993 CHARACTERISTICS OF 0.7/2.9 mm COAXIAL CABLE PAIRS
ITU-T Q.621 SPANISH-1988 LOGIC PROCEDURES FOR OUTGOING SIGNALLING SYSTEM NO. 4

BHMA - Builders Hardware Manufacturers Association Inc.

A156.13-1994 Mortise Locks & Latches (BHMA 621)

SCC

MIL MIL-M-55670A-1972 MAST AB-621( )/G (SUPERSEDING MIL-M-55670)

ETSI - European Telecommunications Standards Institute

3GPP TS 32.621-2004 See TS 132 621 V6.0.0 (version 6.0.0 Release 6)
3GPP TS 32.621-2001 See TS 132 621 V4.0.0 (Version 4.0.0 Release 4)

Others: t.621