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Database: 365,228(8 Aug 2026)

times the standard deviation

times the standard deviation, Total:160 items.

The international standard classification for "times the standard deviation" includes: Limits and fits , Rubber compounding ingredients , Iron and steel products in general .

The Chinese standard classification for "times the standard deviation" includes: Basic standards and general methods , Carbon black , Electric rotating machinery in general .


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

  • GB/T 14999.5-1994 Photomicrographs and photomacrographs for evaluating of heat - Resisting superalloys
  • GB 1800-1979 Tolerance and Fitting - General Standard Tolerance and Fundamental Deviation
  • GB/T 15338-1994 Standard guide for carbon black--Validation of test method precision and bias
  • GB/T 1800.3-1998 Limits and fits--Bases--Part 3:Numerical values tables of STANDARD toleranes and fundamental deviations
  • GB/T 1800-1979 General Tolerance and Fit Standard Tolerance and Basic Deviation
  • GB/T 1800.4-1999 Limits and fits Tables of STANDARD tolerance grades and limit deviations for holes and shafts

Professional Standard - Machinery

  • JB/T 8995.1-1999 Tolerances and fits for large-size of large electrical machines and hydraulic turbines General standard tolerances and fundamental deviations

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

  • JJG(航天) 24-1987 Frequency difference multiplier (frequency standard comparator) Verification regulations

Professional Standard - Aerospace

  • QJ 2541-1993 Inspection method for low magnification ingot shape segregation of stainless steel rods

Japanese Industrial Standards Committee (JISC)

  • JIS Z 9045:1962 Significance test of difference between the population mean and the standard (standard deviation unknown, two-sided)
  • JIS Z 9042:1962 Significance test of difference between the population mean and the standard (standard deviation known, one-sided)
  • JIS Z 9044:1962 Significance test of difference between the population mean and the standard (standard deviation unknown, one-sided)
  • JIS Z 9043:1962 Significance test of difference between the population mean and the standard (standard deviation known, two-sided)
  • JIS Z 9046:1965 Significance test of difference between the two population means (standard deviations known, one-sided)
  • JIS Z 9048:1979 Significance test of difference between the two population means (standard deviations unknown, one-sided)
  • JIS Z 9047:1979 Significance test of difference between the two population means (standard deviations known, two-sided)
  • JIS Z 9049:1965 Significance test of difference between the two population means (standard deviations unknown, two-sided)
  • JIS Z 9052:1963 Interval estimation of the difference between two population means (standard deviations known)
  • JIS Z 9053:1963 Interval estimation of the difference between two population means (standard deviations unknown)
  • JIS Z 9051:1963 Interval estimation of the population mean (standard deviation unknown)
  • JIS Z 9050:1963 Interval estimation of the population mean (standard deviation known)
  • JIS B 0401-2:1998 ISO system of limits and fits -- Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts
  • JIS B 0417:1979 Permissible deviation in dimensions without tolerance indication for gas cut steel plates

Institute of Electrical and Electronics Engineers (IEEE)

German Institute for Standardization

  • DIN 7172:1991-04 Tolerances and limit deviations for sizes above 3150 mm up to 10000 mm; principles, standard tolerances and limit deviations
  • DIN 7172:1991 Tolerances and limit deviations for sizes above 3150 mm up to 10000 mm; principles, standard tolerances and limit deviations
  • DIN 7155-1:1966 ISO-fits for the shaft basis system; tolerance zones, deviations
  • DIN 513-3 E:2019 Draft Document - Metric buttress threads; deviations and tolerances
  • DIN ISO 286-2:1990 ISO system of limits and fits; tables of standard tolerance grades and limit deviations for holes and shafts; identical with ISO 286-2:1988
  • DIN 513-3:2019-07 Draft Document - Metric buttress threads; deviations and tolerances
  • DIN 513-3:2020-12 Metric buttress threads - Part 3: Deviations and tolerances
  • DIN 513-3 E:2019-07 Metric buttress threads - Part 3: Deviations and tolerances
  • DIN 513-3 Metric buttress threads - Part 3: Deviations and tolerances
  • DIN ISO 13942:2001-07 Bonded abrasive products - Limit deviations and run-out tolerances (ISO 13942:2000)

Korean Agency for Technology and Standards (KATS)

  • KS A 3254-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, ONE-SIDED)
  • KS A 3254-1987 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, ONE-SIDED)
  • KS A 3255-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, TWO-SIDED)
  • KS A 3255-1987 SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION UNKNOWN, TWO-SIDED)
  • KS A 3252-1968(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, ONE-SIDED)
  • KS A 3253-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEAN AND THE STANDARD (STANDARD DEVIATION KNOWN, TWO-SIDED)
  • KS B 0507-1975(2011) Roughness Comparison Specimens
  • KS K 0041-2011 Standard tolerances for cotton and cotton man-made fiber blend fabrics
  • KS A 3262-1969(2001) INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN)
  • KS Q 0001-2010 Single sampling inspection plans by variables having desired operating characteristics(known standard deviation)
  • KS Q 0001-2013 Single sampling inspection plans by variables and attributes
  • KS A 3259-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEANS (STANDARD DEVIATIONS UNKNOWN, TWO-SIDED)
  • KS A 3263-2002 INTERVAL ESTIMATION OF THE DIFFERENCE BETWEEN TWO POPULATION MEANS(STANDARD DEIVATIONS UNKNOWN)
  • KS A 3260-1969(2001) INTERVAL ESTIMATION OF THE POPULATION MEANS (STANDARD DEVIATION KNOWN)
  • KS B 0236-1989 Permissible Deviation in Dimensions without Tolerance Indication of dimensions
  • KS A 3258-1991(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE TWO POPULATION MEANS(STANDARD DEVIATIONS UNKNOWN, ONE-SIDED)
  • KS B 0428-2015 Permissible Deviation in Dimensions without Tolerance Indication for Gas Cut Steel Plates
  • KS A 3256-1969(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE POPULATION MEANS (STANDARD DEVIATIONS KNOWN, ONE-SIDED)
  • KS A 3257-1991(2001) SIGNIFICANCE TEST OF DIFFERENCE BETWEEN THE TWO POPULATION MEANS(STANDARD DEVIATIONS KNOWN, TWO-SIDED)
  • KS B 0420-2015 Deviations for Center Distances
  • KS B 0420-2020 Deviations for Center Distances
  • KS B 0420-2015(2020) Deviations for Center Distances
  • KS B 0420-1985 Deviations for Center Distances

American Society for Testing and Materials (ASTM)

  • ASTM D4695-03(2015) Standard Guide for General Pavement Deflection Measurements
  • ASTM D4695-03(2020) Standard Guide for General Pavement Deflection Measurements
  • ASTM D2906-97 Standard Practice for Statements on Precision and Bias for Textiles
  • ASTM BIAS97-97 ASTM Standards on Precision and Bias for Various Applications
  • ASTM D2906-97(2002) Standard Practice for Statements on Precision and Bias for Textiles
  • ASTM D3134-15 Standard Practice for Establishing Color and Gloss Tolerances
  • ASTM D3134-97 Standard Practice for Establishing Color and Gloss Tolerances
  • ASTM D3134-97(2008)e1 Standard Practice for Establishing Color and Gloss Tolerances
  • ASTM D3134-97(2003) Standard Practice for Establishing Color and Gloss Tolerances
  • ASTM D881-90 Standard test method for determination of visual deviation of transmission lines for transparent plastics
  • ASTM D6518-06e1 Standard Practice for Bias Testing a Mechanical Coal Sampling System
  • ASTM D6518-02a Standard Practice for Bias Testing a Mechanical Coal Sampling System
  • ASTM D4821-14 Standard Guide for Carbon Blackmdash;Validation of Test Method Precision and Bias
  • ASTM D6518-06 Standard Practice for Bias Testing a Mechanical Coal Sampling System
  • ASTM D6518-02 Standard Practice for Bias Testing a Mechanical Coal Sampling System
  • ASTM D3670-91(2001) Standard Guide for Determination of Precision and Bias of Methods of Committee D22
  • ASTM D6518-03 Standard Practice for Bias Testing a Mechanical Coal Sampling System
  • ASTM F801-96 Standard Test Method for Measuring Optical Angular Deviation of Transparent Parts
  • ASTM F801-16 Standard Test Method for Measuring Optical Angular Deviation of Transparent Parts
  • ASTM D3670-91(2014) Standard Guide for Determination of Precision and Bias of Methods of Committee D22
  • ASTM D4821-99 Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM F801-96(2002) Standard Test Method for Measuring Optical Angular Deviation of Transparent Parts
  • ASTM F801-21 Standard Test Method for Measuring Optical Angular Deviation of Transparent Parts
  • ASTM D4821-16 Standard Guide for Carbon Black&x2014Validation of Test Method Precision and Bias
  • ASTM E2578-07(2022) Standard Practice for Calculation of Mean Sizes/Diameters and Standard Deviations of Particle Size Distributions
  • ASTM D4821-15 Standard Guide for Carbon Black—Validation of Test Method Precision and Bias
  • ASTM D4821-05 Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM D4821-01a Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM E2578-07(2018) Standard Practice for Calculation of Mean Sizes/Diameters and Standard Deviations of Particle Size Distributions
  • ASTM D3670-91(2022) Standard Guide for Determination of Precision and Bias of Methods of Committee D22
  • ASTM E2578-07 Standard Practice for Calculation of Mean Sizes/Diameters and Standard Deviations of Particle Size Distributions
  • ASTM D4821-03a Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM D4821-06 Standard Guide for Carbon Black-Validation of Test Method Precision and Bias
  • ASTM D6617-00 Standard Practice for Laboratory Bias Detection Using Single Test Result from Standard Material
  • ASTM D6617-05 Standard Practice for Laboratory Bias Detection Using Single Test Result from Standard Material
  • ASTM D4821-07e1 Standard Guide for Carbon Black Validation of Test Method Precision and Bias
  • ASTM D3670-91(1996)e1 Standard Guide for Determination of Precision and Bias of Methods of Committee D22
  • ASTM D6617-08 Standard Practice for Laboratory Bias Detection Using Single Test Result from Standard Material
  • ASTM D4821-19 Standard Guide for Carbon Black—Validation of Test Method Precision and Bias
  • ASTM D4821-07 Standard Guide for Carbon Black-Validation of Test Method Precision and Bias
  • ASTM D4821-03 Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM D4821-20 Standard Guide for Carbon Black—Validation of Test Method Precision and Bias
  • ASTM D4821-01 Standard Guide for Carbon Black—Validation of Test Method Precision and Bias
  • ASTM D2244-02 Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates
  • ASTM D2244-05 Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates
  • ASTM D3670-91(2007) Standard Guide for Determination of Precision and Bias of Methods of Committee D22
  • ASTM D4821-04 Standard Guide for Carbon Black8212;Validation of Test Method Precision and Bias
  • ASTM D2244-02e1 Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates
  • ASTM D6617-17 Standard Practice for Laboratory Bias Detection Using Single Test Result from Standard Material
  • ASTM E177-06 Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods
  • ASTM D6617-21 Standard Practice for Laboratory Bias Detection Using Single Test Result from Standard Material

Society of Automotive Engineers (SAE)

National Fire Protection Association (NFPA)

  • NFPA 11-2020 Standard for Low-, Medium-, and High-Expansion Foam, 2021 Edition
  • NFPA 11-2023 Standard for Low-, Medium-, and High-Expansion Foam, 2024 Edition
  • NFPA 11-2015 Standard for Low-, Medium-, and High-Expansion Foam, 2016 Edition
  • NFPA 11-2009 Standard for Low-, Medium-, and High-Expansion Foam, 2010 Edition
  • NFPA 1-2021 AMD 1 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 2 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11-2016 CORR Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11 AMD 1-2020 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 AMD 4 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11-2021 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 11/22/2020)
  • NFPA 1-2021 AMD 3 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 1-2021 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 12/23/2020)
  • NFPA 11-2016 Standard for Low-, Medium-, and High-Expansion Foam (Effective Date: 09/07/2015; ALERT: THIS STANDARD HAS BEEN MODIFIED BY A TIA OR ERRATA)

Association of German Mechanical Engineers

IT-UNI

  • UNI 6777-1971 Glass technical items. Design standards and deviations
  • UNI 6100-1967 Pipe metal flange. deviations and flags
  • UNI 468-1970 Round steel rod with h11 deviation. Dimensions and deviations
  • UNI ISO 4875-P2:1978 Metal band saw blade. Nominal dimensions and deviations
  • UNI 472-1970 Square wire steel pole with h11 deviation. Dimensions and deviations
  • UNI 469-1970 Precision round steel rod with h9 deviation. Dimensions and deviations

CU-NC

  • NC 01-05-1967 Deviation of dimensions without tolerance indication.
  • NC 02-06-1968 Representation of linear and angular desviations

International Organization for Standardization (ISO)

  • ISO 8366:1987 Coated abrasive products; Dimensional tolerances on non-standard conversions
  • ISO 2768:1973 Permissible machining variations in dimensions without tolerance indication
  • ISO 13942:2000 Bonded abrasive products - Limit deviations and run-out tolerances
  • ISO 1328-2:1999 Cylindrical Gears - ISO System of Accuracy - Part 2: Definitions and Allowable Values of Deviations Relevant to Radial Composite Deviations and Runout Information
  • ISO 1328-2:1997 Cylindrical gears - ISO system of accuracy - Part 2: Definitions and allowable values of deviations relevant to radial composite deviations and runout information
  • ISO 286-2:1988/DAmd 1 ISO system of tolerances and fits — Part 2: Tables of standard tolerance degrees and limit deviations of bores and shafts — Amendment 1

NL-NEN

  • NEN 2890-1990 Derivation of target sizes from modular sizes of building elements
  • NEN-ISO 286-2:1989 ISO-passingstelsel. Deel 2: Tabellen met standaardtolerantiekwaliteiten en grensmaatafwijkingen voor gaten en assen

Standards Norway

  • NS 1557:1966 ISO tolerances and fits — Bore tolerances — Selection for general purposes
  • NS 1558:1966 ISO tolerances and fits — Shaft tolerances — Selection for general purposes

Ente Nazionale Italiano di Unificazione

  • UNI ISO 286-2:1990 ISO system of tolerances and fits. Tables of standard tolerance grades and limit deviations of holes and shafts
  • UNI EN 20286-2:1995 ISO System of limit and fits. Tables of standard tolerance grades and limit deviations for holes and shafts.

SE-SIS

Standard Association of Australia (SAA)

  • AS 1654.2:1995 ISO system of limits and fits - Tables of standard tolerance grades and limit deviations for holes and shafts

AT-ON

  • ONORM ISO 286 Teil.2:1990 ISO System oflimits andfits; tables of Standard tolerance grades and limit deviations for holes and shafts

VN-TCVN

  • TCVN 2245-1999 ISO system of limits and fits.Tables of standard tolerance grades and limit deviations for holes and shafts

CZ-CSN

  • CSN 01 4240 Zb-1982 Czech National Standard 01 4240 *Basic guidelines for interchangeability of specification limit deviations

Danish Standards Foundation

  • DS 687:1990 Kunuckle thread. Deviations and tolerances
  • DS/EN 20286-2:1993 ISO system of limits and fits. Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts

GCC Standardization Organization

  • GSO ASTM E177:2021 Standard Practice for Use of the Terms Precision and Bias in ASTM Test Methods

Kingdom of Bahrain Testing and Metrology Directorate

American National Standards Institute (ANSI)

GB-REG

Spanish Association for Standardization (UNE)

  • AENOR UNE-EN 20286-2:1996 ISO system of tolerances and adjustments. Part 2: Tables of normalized tolerance degrees and limit deviations of holes and shafts. (ISO 286-2:1988).