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Database: 365,228(8 Aug 2026)

scale grade

scale grade, Total:284 items.

The international standard classification for "scale grade" includes: Plant growing , Farming and forestry in general , Geology. Meteorology. Hydrology , Measurement of volume, mass, density, viscosity , Energy and heat transfer engineering in general , Sports equipment and facilities , Ventilators. Fans. Air-conditioners , IT applications in transport and trade , Paints and varnishes , Glass .

The Chinese standard classification for "scale grade" includes: Seed, seedling, seedling nursery , Technical management , Meteorology , Basic laboratory equipment , Technical management , Sports facilities and apparatus , Compressor and fan , Commerce, Trade and Contract , Basic standard and general method for coating , Building glass , Agricultural meteorology .


Professional Standard - Agriculture

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

中国气象局

National Metrological Verification Regulations of the People's Republic of China

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

  • GB/T 25107-2010 Mechanical balance
  • GB/T 25106-2010 Torsion balance
  • GB/T 42369-2023 Specifications for grading and evaluation of popular racing skating sport level
  • GB 24850-2010 Minimum Allowable Values of Energy Efficiency and Energy Efficiency Grades for Flat Panel Televisions
  • GB/T 41973-2022 Industrial fans—Specifications for balance quality and vibration levels
  • GB/T 20480-2006 Grade of sand dust storm weather
  • GB/T 42377-2023 Specifications for grading and evaluation of popular curling sports level
  • GB/T 31526-2015 Evaluation and classification of service quality for electronic commerce platform
  • GB/T 30437-2013 Table torsion balance
  • GB 24850-2013 Minimum allowable values of energy efficiency and energy efficiency grades for flat panel televisions
  • GB/T 30436-2013 Hydrostatical Balance
  • GB/T 5207-1985 Coatings--Determination of the danger classification by flash testing (rapid equilibrium method)
  • GB/T 42371-2023 Specifications for grading and evaluation of popular ice hockey sports level
  • GB/T 26497-2022 Electronic balances

Guangxi Provincial Standard of the People's Republic of China

Professional Standard - Building Materials

  • JC 432-1991 Grading for energy consumption of plate glass

Group Standards of the People's Republic of China

农业农村部

Jiangsu Provincial Standard of the People's Republic of China

Professional Standard - Forestry

Jiangxi Provincial Standard of the People's Republic of China

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

Shanxi Provincial Standard of the People's Republic of China

Sichuan Provincial Standard of the People's Republic of China

  • DB51/T 1712-2013 Grassland Fire Dangerous Weather Scale in West Sichuan Plateau

Guizhou Provincial Standard of the People's Republic of China

  • DB52/T 1784-2024 Technical specifications for grade assessment of natural grassland

Professional Standard - Meteorology

  • QX/T 228-2014 Classification of regional high temperature weather process

工业和信息化部

  • JB/T 13871-2020 Cupola furnace energy efficiency limit value and energy efficiency grade

Jilin Provincial Standard of the People's Republic of China

  • DB22/T 2577-2016 High-speed railway ice and snow weather monitoring and early warning level

Professional Standard-Ships

  • CB/T 4397-2014 Requirement for protection and explosion-proof grade of electrical equipment for offshore oil platform

国家市场监督管理总局、中国国家标准化管理委员会

  • GB 24850-2020 Minimum allowable values of energy efficiency and energy efficiency grades for flat panel televisions and set-top boxes

RO-ASRO

CZ-CSN

  • CSN 17 7010-1974 Balance with non-automatic function of accuracy class 1 to 4. Basic metrological regulations
  • CSN 70 0554-1961 Testing of glass containers. Deter- mination of unparallelism of bottom level with level of neck mouth.
  • CSN 80 0601-1967 Determination of average grade of polymerization of ceDulose

International Organization for Standardization (ISO)

  • ISO 7092:2000 Plain washers - Small series - Product grade A
  • ISO 7089:2000 Plain washers - Normal series - Product grade A
  • ISO 7094:2000 Plain washers - Extra large series - Product grade C
  • ISO 8738:1986 Plain washers for clevis pins; Product grade A
  • ISO 7091:2000 Plain washers - Normal series - Product grade C
  • ISO 7090:2000 Plain washers, chamfered - Normal series - Product grade A
  • ISO 7093-1:2000 Plain washers - Large series - Part 1: Product grade A
  • ISO 7093-2:2000 Plain washers - Large series - Part 2: Product grade C
  • ISO 7092:1983 Plain washers; Small series; Product grade A
  • ISO 7091:1983 Plain washers; Normal series; Product grade C
  • ISO 7089:1983 Plain washers; Normal series; Product grade A
  • ISO 7045:1983 Cross recessed pan head screws; Product grade A
  • ISO 7094:1983 Plain washers; Extra large series; Product grade C
  • ISO 1580:1983 Slotted pan head screws; Product grade A
  • ISO 7094:2000/cor 1:2000 Plain washers - Extra large series - Product grade C; Technical Corrigendum 1
  • ISO 7090:1983 Plain washers, chamfered; Normal series; Product grade A
  • ISO 7093:1983 Plain washers; Large series; Product grades A and C
  • ISO 14694:2003 Industrial fans - Specifications for balance quality and vibration levels
  • ISO 10644:1998 Screw and washer assemblies with plain washers - Washer hardness classes 200 HV and 300 HV
  • ISO 7045:2011 Pan head screws with type H or type Z cross recess - Product grade A

Korean Agency for Technology and Standards (KATS)

British Standards Institution (BSI)

  • BS EN ISO 7089:2000 Plain washers. Normal series. Product grade A
  • BS EN ISO 7093-2:2000 Plain washers. Large series. Product grade C
  • BS EN ISO 7092:2000 Plain washers. Small series. Product grade A
  • BS EN ISO 7091:2000 Plain washers. Normal series. Product grade C
  • BS EN ISO 7093-1:2000 Plain washers. Large series. Product grade A
  • BS EN ISO 7094:2000 Plain washers. Extra large series. Product grade C
  • BS EN ISO 7090:2000 Plain washers, chamfered. Normal series. Product grade A
  • BS EN ISO 7092:2000(2021) Plain washers – Small series – Product grade A
  • BS EN ISO 7091:2000(2021) Plain washers – Normal series – Product grade C
  • BS EN ISO 7094:2000(2021) Plain washers — Extra large series — Product grade C
  • BS EN 28738:1992 Plain washers for clevis pins. Product grade A
  • BS EN ISO 7093-1:2000(2021) Plain washers – Large series Part 1 : Product grade A
  • BS EN ISO 7093-2:2000(2021) Plain washers – Large series Part 2 : Product grade C
  • BS ISO 3506-7:2024 Fasteners. Mechanical properties of corrosion-resistant stainless steel fasteners - Flat washers with specified grades and property classes
  • BS EN 4073:2010 Aerospace series. Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated. Classification 1100 MPa (at ambient temperature) / 235°C
  • BS EN 3226:2009 Aerospace series - Nuts, hexagon, plain, normal height, normal across flats, steel, cadmium plated - Classification: 1100 MPa/235 °C
  • BS EN 4073:2009 Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification 1100 MPa (at ambient temperature) / 235 °C
  • BS EN 3226:2010 Aerospace series. Nuts, hexagon, plain, normal height, normal across flats, steel, cadmium plated. Classification: 1100 MPa/235C
  • BS EN 14240:2004 Ventilation for buildings - Chilled ceilings - Testing and rating
  • BS EN 3228:2010 Aerospace series - Nuts, hexagonal, plain, reduced height, normal across flats, in steel, cadmium plated - Classification: 900 MPa (at ambient temperature)/235 °C

GM North America

American Society for Testing and Materials (ASTM)

SCC

German Institute for Standardization

  • DIN EN ISO 1580:1994 Slotted pan head screws - Product grade A
  • DIN EN ISO 7092:2019-05 Plain washers - Small series - Product grade A (ISO 7092:2000); German version EN ISO 7092:2000
  • DIN EN ISO 7091:2019-04 Plain washers - Normal series - Product grade C (ISO 7091:2000); German version EN ISO 7091:2000
  • DIN EN ISO 7089:2000-11 Plain washers - Normal series, Product grade A (ISO 7089:2000); German version EN ISO 7089:2000
  • DIN EN ISO 7089:2000 Plain washers - Normal series, Product grade A (ISO 7089:2000); German version EN ISO 7089:2000
  • DIN EN ISO 7092:2000 Plain washers - Small series, Product grade A (ISO 7092:2000); German version EN ISO 7092:2000
  • DIN EN ISO 7091:2000 Plain washers - Normal series, Product grade C (ISO 7091:2000); German version EN ISO 7091:2000
  • DIN EN ISO 7094:2000 Plain washers - Extra large series, product grade C (ISO 7094:2000); German version EN ISO 7094:2000
  • DIN EN ISO 7045:1994 Pan head screws with type H or type Z cross recess - Product grade A
  • DIN EN ISO 7090:2000 Flat discs with chamfer – Normal series – Product class A
  • DIN EN ISO 7092:2019 Plain washers - Small series - Product grade A (ISO 7092:2000)
  • DIN EN ISO 7090:2000-11 Plain washers, chamfered - Normal series, Product grade A (ISO 7090:2000); German version EN ISO 7090:2000
  • DIN EN 1530:2000-06 Door leaves - General and local flatness - Tolerance classes; German version EN 1530:1999
  • DIN EN ISO 7093-2:2000-11 Plain washers - Large series - Part 2: Product grade C (ISO 7093-2:2000); German version EN ISO 7093-2:2000
  • DIN EN ISO 7094:2000-12 Plain washers - Extra large series, product grade C (ISO 7094:2000); German version EN ISO 7094:2000
  • DIN EN ISO 7091:2019 Plain washers - Normal series - Product grade C (ISO 7091:2000)
  • DIN EN ISO 7093-1:2000-11 Plain washers - Large series - Part 1: Product grade A (ISO 7093-1:2000); German version EN ISO 7093-1:2000
  • DIN EN 4847:2022 Aerospace – Flat head spiral drive screw, coarse shank tolerance, medium thread length, alloy steel, cadmium plated – Class: 1 100 MPa (at room temperature)/235°C
  • DIN EN ISO 7093-1:2000 Plain washers - Large series - Part 1: Product grade A (ISO 7093-1:2000); German version EN ISO 7093-1:2000
  • DIN EN 2651:1996 Aerospace series - Screws, pan head, slotted, threaded to head, in brass, tin plated - Classification: 380 MPa (at ambient temperature)/80 °C; German version EN 2651:1996
  • DIN EN ISO 7093-2:2000 Plain washers - Large series - Part 2: Product grade C (ISO 7093-2:2000); German version EN ISO 7093-2:2000
  • DIN EN 2650:1996 Aerospace series - Screws, pan head, slotted, threaded to head, in corrosion resisting steel, passivated - Classification: 600 MPa (at ambient temperature)/425 °C ; German version EN 2650:1996
  • DIN EN 28738:1992-10 Plain washers for clevis pins; product grade (ISO 8738:1986); german version EN 28738:1992
  • DIN EN 2885:1996 Aerospace series - Screws, pan head, offset cruciform recess, coarse tolerance normal shank, short thread, in alloy steel, cadmium plated, classification: 900 MPa (at ambient temperature)/235 °C; German version EN 2885:1996
  • DIN EN 14240:2004 Ventilation for buildings - Chilled ceilings - Testing and rating; German version EN 14240:2004
  • DIN EN 4069:1996 Aerospace series - Nuts, hexagon, plain, reduced height, reduced across flats, in heat resisting steel, passivated - Classification: 600 MPa (at ambient temperature)/650 °C; German version EN 4069:1996

Danish Standards Foundation

RU-GOST R

Association Francaise de Normalisation

  • NF E25-514:1987 FASTENERS. PLAIN WASHERS. PRODUCT GRADE A.
  • NF E25-513:1987 FASTENERS. PLAIN WASHERS. PRODUCT GRADE C.
  • NF EN 1530:2000 Door leaves - General flatness and local flatness - Tolerance classes
  • NF P20-605*NF EN 1530:2000 Door leaves - General and local flatness - Tolerance classes.
  • NF E51-004*NF ISO 14694:2003 Industrial fans - Specifications for balance quality and vibration levels.
  • NF L24-174*NF EN 4073:2016 Aerospace series - Screws, pan head, hexalobular recess, coarse tolerance shank, medium length thread, in alloy steel, cadmium plated - Classification : 1 100 MPa (at ambient temperature)/235 oC
  • NF E25-518:2021 Fasteners - Thick plain washers for mechanical applications - Product grade A
  • NF L24-508*NF EN 4069:1996 Aerospace series. Nuts, hexagon, plain, reduced height, reduced across flats, in heat resisting steel, passivated. Classification : 600 MPa (at ambient temperature) / 650 degrees celsius.
  • NF E51-751*NF EN 14240:2004 Ventilation for buildings - Chilled ceilings - Testing and rating
  • NF L24-179*NF EN 2649:1995 Aerospace series. Screws, pan head, slotted, threaded to head, in alloy steel, cadmium plated. Classification : 900 MPa (at ambient temperature) 235 degrees celsius.

Standard Association of Australia (SAA)

European Association of Aerospace Industries

  • AECMA PREN 2680-1987 Aerospace Series Nuts, Anchor, Self Locking, Two Lug, Floating, Self Aligning Classification : 900 MPa/235 Degrees Celsius Issue P 1
  • AECMA PREN 2852-1987 Aerospace Series Nuts, Hexagonal, Plain, Normal Height, Normal Across Flats, Heat Resisting Steel Passivated Classification: 1100 MPa/650 Degrees Celsius Issue P 1
  • AECMA PREN 2649-1994 Aerospace Series Screws, Pan Head, Slotted, Threaded to Head, in Alloy Steel, Cadmium Plated Classification : 900 MPa (at Ambient Temperature) / 235 Degrees C Edition P 2
  • AECMA PREN 4139-1994 Aerospace Series Screws, Pan Head, Offset Cruciform Recess, Threaded to Head, in Alloy Steel, Cadmium Plated Classification: 1 100 MPa (at Ambient Temperature)/235 Degrees C Edition P1
  • AECMA PREN 4139-1993 Aerospace Series Screws, Pan Head, Offset Cruciform Recess, Threaded to Head, in Alloy Steel, Cadmium Plated Classification: 1 100 MPa (at Ambient Temperature)/ 235 Degrees Celsius Edition 1
  • AECMA PREN 2680-1996 Aerospace Series Nuts, Anchor, Self Locking, Floating, Self- Aligning, Two Lug, in Alloy Steel, Cadmium Plated, MoS2 Lubricated Classification : 900 MPa (at Ambient Temperature) / 235 Degrees Celsius Issue P 2
  • AECMA PREN 2680-1998 Aerospace Series Nuts, Anchor, Self Locking, Floating, Self- Aligning, Two Lug, in Alloy Steel, Cadmium Plated, MoS2 Lubricated Classification: 900 MPa (at Ambient Temperature) / 235 Degrees Celsius Edition P 3

Canadian General Standards Board (CGSB)

GSO

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

European Committee for Standardization (CEN)

  • EN ISO 7045:2011 Pan head screws with type H or type Z cross recess - Product grade A (ISO 7045:2011)
  • EN ISO 1580:2011 Slotted pan head screws - Product grade A (ISO 1580:2011)
  • EN 2651:1996 Aerospace series - Screws, pan head, slotted, threaded to head, in brass, tin plated - Classification: 380 MPa (at ambient temperature)/80 °C
  • EN ISO 7089:2000 Plain Washers - Normal Series - Product Grade A ISO 7089:2000
  • EN ISO 7092:2000 Plain Washers - Small Series - Product Grade A ISO 7092:2000
  • EN ISO 7091:2000 Plain Washers - Normal Series - Product Grade C ISO 7091:2000
  • EN 2649:1995 Aerospace series - Screws, pan head, slotted, threaded to head, in alloy steel, cadmium plated - Classification: 900 MPa (at ambient temperature)/235 °C
  • EN ISO 7094:2000 Plain washers - Extra large series - Product grade C (ISO 7094:2000)
  • EN ISO 7090:2000 Plain Washers, Chamfered - Normal Series - Product Grade A ISO 7090:2000
  • EN 2650:1996 Aerospace series - Screws, pan head, slotted, threaded to head, in corrosion resisting steel, passivated - Classification: 600 MPa (at ambient temperature)/425 °C
  • EN ISO 7045:1994 Pan Head Screws with Type H or Type Z Cross Recess - Product Grade A
  • EN 4073:2009 Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in alloy steel, cadmium plated - Classification 1 100 MPa (at ambient temperature) / 235 degree C
  • EN 4073:2016 Aerospace series - Screws@ pan head@ hexalobular recess@ coarse tolerance shank@ medium length thread@ in alloy steel@ cadmium plated - Classification: 1 100 MPa (at ambient temperature) / 235 ��
  • EN 14240:2004 Ventilation for buildings - Chilled ceilings - Testing and rating

Lithuanian Standards Office

Spanish Association for Standardization (UNE)

YU-JUS

KR-KS

  • KS B ISO 7414-2008(2023) Hexagon nuts for structural bolting with large width across flats, style 1-Product grade B-Property class 10

NZ-SNZ

  • MP 9/7-1966 REPORTS ON FIRE RESISTANCE RATINGS OF ELEMENTS OF BUILDING STRUCTURE REPORT NO. 7 FIRE RESISTANCE RATINGS OF FLOOR/CEILING COMBINATIONS

VN-TCVN

  • TCVN 7230-2003 Fixed offshore platform.Rules for classifcation and construction.Materials
  • TCVN 7229-2003 Fixed offshore platforms.Rules for classification and construction.Weldings
  • TCVN 5122-1990 Machines and technological equipment.Balance quality grade system.General

(U.S.) Ford Automotive Standards

  • FORD W-GT2-1999 FLUSH PIN TYPE FOR MINIMUM THREAD DEPTH TOLERANCE CLASS 5H, 6H