UTC(NIM)

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General Information:

Address: No.18,Bei San Huan
Dong Lu,Chaoyang
Dist,Beijing,P.R.China, 100013

ws@nim.ac.cn
Tel:+86-10-64525678

 

Mass and Related Quantities

 

Sub-No

Field

Comparison inentifier

Description

Start Year

Finish Year

Comparison type

Field

Parameter(s)/Measured

Status

Pilot

Publiah Year

Density

1

M

  APMP.M.D- K4

Comparison of the calibration of density hydrometers

2007

2008

K

 Mass, Density

 

In progress

KRISS

 

Fluid Flow

2

M

  CCM.FF- K4.2.2011

Liquid volume

2011

2012

K

 Mass, Fluid Flow

Liquid volume: 100 µL

  Approved for equivalence, Results available

IPQ

 

3

M

CCM.FF- K6.2011

Low pressure gas flow

2011

 

K

 Mass, Fluid Flow

Gas flow: 2 m3/h to 100 m3/h

Report in progress, Draft A

SMU

 

4

M

  APMP.M.FF- K1

Water flow

2009

2010

K

 Mass, Fluid Flow

Test pipe diameter: 100 mm

Approved for equivalence, Results available

KRISS

2011

5

M

  APMP.M.FF- K4

Liquid volume

2006

2008

K

 Mass, Fluid Flow

Water volume: 50 ml, 100 ml, and 20 l

Approved for equivalence, Results available

NMIA

2011

6

M

CCM.FF- K4.1.2011

Liquid volume

2011

2012

K

Mass, Fluid Flow

Liquid volume: 100 mL, and 20 L

In progress

CENAM

 

Force

7

M

  CCM.F- K1.a

Low force measurements

2000

2001

K

 Mass, Force

Force: 0 kN, 5 kN and 10 kN

Approved for equivalence, Results available 

MIKMIKES

2009

8

M

CCM.F- K1.b

Low force measurements

2000

2001

K

Mass, Force

Force: 0 kN and 5 kN

Approved for equivalence, Results available 

MIKMIKES

2009

9

M

  CCM.F- K12

Very high force measurements

 

 

K

 Mass, Force

Force: 1 MN to 20 MN

Approved for provisional equivalence

未给出

 

10

M

  CCM.F- K13

High force measurements

 

 

K

 Mass, Force

 

Approved for provisional equivalence

CNR-IMGC

 

11

M

  CCM.F- K2.a

Medium force measurements

2004

2006

K

 Mass, Force

Force: 0 kN, 50 kN and 100 kN

Approved for equivalence, Results available 

NPL

 

12

M

  CCM.F- K3.a

High force measurements

2005

2007

K

 Mass, Force

Force: 0 MN, 0.5 MN and 1 MN

Report in progress, Draft A

PTB

 

13

M

  CCM.F- K3.b

High force measurements

2005

2005

K

 Mass, Force

Force: 0 MN and 0.5 MN

Report in progress, Draft A

PTB

 

14

M

  CCM.F- K4.a

Very high force measurements

2002

2004

K

 Mass, Force

Force: 0 MN, 2 MN and 4 MN

Approved for equivalence, Results available 

NIST

 

15

M

  CCM.F- K7

High force measurements

/

/

K

 Mass, Force

Force: 0.2 MN to 5 MN

Approved for provisional equivalence

 

 

16

M

  CCM.F- K8

Medium force measurements

 

 

K

 Mass, Force

Force: 10 kN to 80 kN

Approved for provisional equivalence

 

 

17

M

  CCM.F- K9

Medium force measurements

 

 

K

 Mass, Force

Force: 0.1 kN to 5 kN

Approved for provisional equivalence

 

 

18

M

APMP.M.F- K3.a

High force measurements

2011

2013

K

 Mass, Force

Force: 0 MN, 0.5 MN and 1 MN

Planned

NIM

 

19

M

APMP.M.F- K3.b

High force measurements

2011

2013

K

 Mass, Force

Force: 0 MN and 0.5 MN

Planned

NIM

 

Hardness

20

M

  CCM.H- K1.a

Hardness (Vickers 0.2)

2001

2003

K

 Mass, Hardness

Hardness: 240 HV, 540 HV and 840 HV

Approved for equivalence, Results available

PTB

2006

21

M

  CCM.H- K1.b

Hardness (Vickers 1)

2001

2002

K

 Mass, Hardness

Hardness: 240 HV, 540 HV and 840 HV

Approved for equivalence, Results available

PTB

2006

22

M

  CCM.H- K1.c

Hardness (Vickers 30)

2001

2002

K

 Mass, Hardness

Hardness: 240 HV, 540 HV and 840 HV

Approved for equivalence, Results available

PTB

2006

23

M

  CCM.H- K2

Brinell Hardness

2003

2003

K

 Mass, Hardness

 

Report in progress, Draft A

KRISSNMIJ

 

24

M

  APMP.M.H- K1.b

Hardness (Vickers 1)

2003

2004

K

 Mass, Hardness

Hardness: 200 HV, 600 HV and 900 HV

In progress

NMIJ

 

25

M

  APMP.M.H- K1.c

Hardness (Vickers 30)

2003

2004

K

 Mass, Hardness

Hardness: 200 HV, 600 HV and 900 HV

In progress

NMIJ

 

Mass Standards

26

M

  CCM.M- K1

Comparison of mass standards

1995

1998

K

 Mass, Mass Standards

Mass: 1 kg

Approved for equivalence, Results available

BIPM

 

27

M

  CCM.M- K2

Comparison of mass standards

1998

1999

K

 Mass, Mass Standards

Mass: 100 mg, 2 g, 20 g, 500 g and 10 kg

Approved for equivalence, Results available

PTB

 

28

M

  CCM.M- K5

Comparison of mass standards

2002

2003

K

 Mass, Mass Standards

Mass: 200 mg, 1 g, 50 g, 200 g and 2 kg

Approved for equivalence, Results available

NMIJ

2011

29

M

  CCM.M- K4

Comparison of mass standards

2011

2012

K

 Mass, Mass Standards

Mass: 1 kg

 In progress 

BIPM

 

Pressure

30

M

  APMP.M.P- K4

Pressure measurements in gas (absolute mode)

2002

2002

K

 Mass, Pressure

Pressure: 1 Pa to 1000 Pa

Protocol complete

NPLI

 

31

M

  APMP.M.P- K7

Pressure measurements in oil (gauge mode)

2002

2004

K

 Mass, Pressure

Pressure: 10 MPa to 100 MPa

Approved for equivalence, Results available

NMIJ

 

32

M

APMP.M.P- K9

Pressure measurements (absolute mode)

2009 -

 

K

Mass, Pressure

Pressure: 10 kPa to 110 kPa

In progress

KRISS-NMIA

 

33

M

APMP.M.P- K13

Hydraulic gauge pressure

2011-

2012

K

Mass, Pressure

Pressure: 50 MPa to 500 Mpa

In progress

NMIJ

 

34

M

  CCM.P- K11

Pressure measurements (gauge mode)

1981

1989

K

 Mass, Pressure

Pressure: 20 MPa to 100 MPa

Approved for provisional equivalence

BNM-LNE

 

35

M

  CCM.P- K12

Leak rates

2007

2008

K

 Mass, Pressure

Flow rate of helium leak artefacts      Temperature: 23 °C

Report in progress, Draft B

PTB

 

36

M

  CCM.P- K6

Pressure measurements (gauge mode)

1998

2001

K

 Mass, Pressure

Area of a piston-cylinder        Pressure: 10 kPa to 120 kPa

Approved for equivalence, Results available

NPL

2006

37

M

  CCM.P- K9

Pressure measurements

1981

1987

K

 Mass, Pressure

Pressure: 0.1 mPa to 1000 mPa

Approved for provisional equivalence

PTB

 

38

M

  CCM.P- K13

Hydraulic gauge pressure

2008

2010

K

Mass, Pressure

Pressure: 50 MPa to 500 MPa

Approved for equivalence, Results available

PTB

 

39

M

CCM.P-K14.1

Comparison of absolute pressure in the range 0.1 mPa to 1 Pa

2011

2012

K

Mass, Pressure

Pressure: 0.1 mPa to 1 Pa

Protocol complete

METAS

 

Torque

40

M

  CCM.T- K2

Torque measurements

2005

2006

K

 Mass, Torque

20 kN m

In progress

PTB

 

41

M

  CCM.V- K1.A

Viscosity measurements of standard liquids

2002

2002

K

 Mass, Viscosity

Standard liquid A, kinematic viscosity: 10 mm2/s                          Temperature: 20 °C

Approved for equivalence, Results available

PTB

 

42

M

  CCM.V- K1.B1

Viscosity measurements of standard liquids

2002

2002

K

 Mass, Viscosity

Standard liquid B1, kinematic viscosity: 1300 mm2/s               Temperature: 20 °C

Approved for equivalence, Results available

PTB

 

43

M

  CCM.V- K1.C

Viscosity measurements of standard liquids

2002

2002

K

 Mass, Viscosity

Standard liquid C, kinematic viscosity: 40000 mm2/s            Temperature: 20 °C

Approved for equivalence, Results available

PTB

 

44

M

  CCM.V- K2.A

Viscosity measurements of standard liquids

2006

2006

K

Mass, Viscosity

Standard liquid A,     Temperature: -40 °C, -20 °C, and 20 °C

Approved for equivalence, Results available

CANNON

2009

45

M

CCM.V- K2.B

Viscosity measurements of standard liquids

2006

2006

K

Mass, Viscosity

Standard liquid B,             Temperature: 20 °C, 100 °C, and 150 °C

Approved for equivalence, Results available

CANNON

2009

46

M

  EUROMET.M.V- S4

Viscosity measurements

1997

1997

S

 Mass, Viscosity

Kinematic viscosity of liquids: 0.33 mm2/s to 144000 mm2/s

Published

PTB

 

47

M

CCM.G- K1

Free-fall acceleration

2009

-

K

Mass, Gravity

 

Approved for equivalence, Results available

BIPMVNIIM

 

48

M

APMP.M.G- S1

Free-fall acceleration

2012

2012

S

Mass, Gravity

 

Planned

NIM

 

49

M

APMP.M.P- K1.c.2

Pressure measurements in gas (gauge mode)

2012

2012

K

Mass, Pressure

Pressure: 0.4 MPa to 4.0 MPa

Planned

KRISS

 

50

M

APMP.M.P- K14

Comparison of absolute pressure in the range 0.1 mPa to 1 Pa

2013

2014

K

 Key comparison in Mass, Pressure
Pressure: 0.1 mPa to 1 Pa

Pressure: 0.1 mPa to 1 Pa

Protocol complete

NMIJ

 

51

M

CCM.G- K2

Free-fall acceleration

2013

2013

k

Key comparison in Mass, Gravity Free-fall acceleration

Free-fall acceleration: 9.81 m/s2

The non-SI unit "Gal" is normally used in this field:
1 Gal = 10-2 m/s2

Planned

METAS