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Database: 365,228(8 Aug 2026)

Tongwei

Tongwei, Total:42 items.

The international standard classification for "Tongwei" includes: Geology. Meteorology. Hydrology , Optoelectronics. Laser equipment , Abrasives , Optics and optical measurements in general , Domestic electrical appliances in general .

The Chinese standard classification for "Tongwei" includes: Technical management , Meteorology , Optoelectronic device assembly , Grinding material and apparatus , Magnifier and microscope , Household air conditioning and cooling appliances , Railway communication in general , Cutters .


Guangdong Provincial Standard of the People's Republic of China

  • DB4406/T 20-2022 Guidelines for the Construction of Miniature Fire Stations in Urban Rail Transit

Group Standards of the People's Republic of China

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

Professional Standard - Electron

  • SJ 20463/2-1995 Detail specification for microchannel plate oscilloscope tube of Type 14SJ601Y14
  • SJ 20791.1-2000 Detail specification for type GDB-603 Microchannel plate photomultiplier tube

中国气象局

  • QX/T 504-2019 Ground-based multi-channel profiling microwave radiometer

国家市场监督管理总局、中国国家标准化管理委员会

Professional Standard - Machinery

Professional Standard - Light Industry

  • QB/T 4681-2014 Micro-channel Heat Exchangers for Room Air Conditioners

Hebei Provincial Standard of the People's Republic of China

  • DB13/T 5549-2022 Specifications for Microseismic Exploration of Deep Aqueducts

Professional Standard - Railway

  • TB 10060-1999 Code for design of railway digital microwave relay communication system

Professional Standard - Aviation

  • HB 7160-1995 Four-gear Ordinary Straight-shank Micro End-milling Cutter
  • HB 7158-1995 Three-gear Ordinary Straight-shank Micro End-milling Cutter

SCC

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

IN-BIS

  • IS 7650-1975 Drill, Hand, Bone, Universal, Micro and Kirsner specifications
  • IS 3081-1965 General Microscope Dimensions and Markings

Underwriters Laboratories (UL)

ITE - Institute of Transportation Engineers

  • IR-079-1994 Selection and Use of Regional Transportation Microcomputer Planning Packages: An ITE Informational Report

PL-PKN

  • PN P04730-1989 Textiles Determination of the rcsistance by microorganisms

International Organization for Standardization (ISO)

  • ISO 20136:2020 Leather — Determination of degradability by micro-organisms

American Society for Testing and Materials (ASTM)

American National Standards Institute (ANSI)

  • ANSI/UL 20-2018 UL Standard for Safety General-Use Snap Switches (Fourteenth Edition)

International Telecommunication Union (ITU)

United States Navy

Association Francaise de Normalisation

U.S. Military Regulations and Norms