Quality Testing Services Limited 品質測檢服務有限公司

Contact Details

Registration No. HOKLAS 092

of 1

Contact details last updated on: 2 August 2021

092 TEST CAL

Quality Testing Services Limited

品質測檢服務有限公司

ADDRESS

地址

:

15/F., 363 Java Road, North Point, Hong Kong.

香港北角渣華道363號15樓

ENQUIRY 查詢

: Mr Calvin CHIU Chi-keung, Senior Engineer - Operation 趙之強先生，高級工程師

TELEPHONE 電話

: 2963 2713

FAX 傳真

: 2564 2132

E-MAIL

電郵

: [email protected]

CLIENTELE 服務對象

: Public 公眾

mailto:[email protected]

Scope of Accreditation


Page 1 of 18

Issue Date: 25 October 2021

Ref: HOKLAS092-35



092 TEST CAL

ADDRESS

地址

: 15/F., 363 Java Road, North Point, Hong Kong.

香港北角渣華道 363號 15樓

ACCREDITED TEST

CATEGORY

認可測試類別

: Calibration Services校正服務

Miscellaneous雜類

Physical and Mechanical Testing物理及機械測試



Page 2 of 18


Ref: HOKLAS092-35



092 TEST CAL



Calibration Services校正服務

ITEM TESTED OR MEASURED

測試或量度項目

SPECIFIC TEST OR

PROPERTY MEASURED@

特定測試或量度的特性@

CALIBRATION AND MEASUREMENT

CAPABILITY (CMC)*

校準和測量能力*

Flow measurements

- Gas meter

- diaphragm meter Determination of the relative error in 0.30%

(U6 and U8) measurement of gas volume

in accordance with in-house methods

GM-TS1 and GM-TP1

by comparison with a reference sonic nozzle

- diaphragm meter Determination of the relative error in

(U6, U8, U16, U25, U40, measurement of gas volume

U65, U100 and U160) in accordance with in-house methods

and rotary piston meter GM-TS1 and GM-TP1

by comparison with a reference rotary piston

meter over the following ranges :

0.85 m3/h to 1.25 m3/h 0.48%

1.25 m3/h to 2.50 m3/h 0.37%

2.50 m3/h to 100 m3/h 0.30%

- diaphragm meter Determination of the relative error in

(U100 and U160), measurement of gas volume

rotary piston meter and in accordance with in-house methods

turbine meter GM-TS1 and GM-TP1

by comparison with a reference turbine meter

over the following range :

100 m3/h to 195 m3/h 0.30%

195 m3/h to 520 m3/h 0.33%

520 m3/h to 585 m3/h 0.35%

585 m3/h to 650 m3/h 0.36%

@ UNLESS OTHERWISE SPECIFIED, ACCREDITED ACTIVITIES ARE CONDUCTED AT THE LABORATORY.

* THE CALIBRATION UNCERTAINTY OF A DEVICE UNDER TEST IS USUALLY REPORTED AT 95% CONFIDENCE LEVEL AND DEPENDS ON BOTH THE CMC OF THE LABORATORY

AND THE PERFORMANCE OF THE DEVICE DURING CALIBRATION.



Page 3 of 18


Ref: HOKLAS092-35



092 TEST CAL



Miscellaneous雜類



SPECIFIC TEST OR

PROPERTY MEASURED

特定測試或量度的特性

SPECIFICATION, STANDARD METHOD

OR TECHNIQUE USED

規範、標準方法或應用技術

Domestic gas appliances

- Domestic gas cooker Determination of thermal efficiency In-house gas appliances testing specification

(for LPG and town gas) TE-TS&P1: May 2014

Safety tests :-

- Domestic gas appliance - basic requirements EMSD/GU05/GS/TA2/NCF: August 2016

not connected to a flue - general construction

(for LPG and town gas) - gas soundness

- ignition

- flame stability

- heat input

- gas regulator performance

- combustion

- flame failure device

- surface temperature

- electrical insulation resistance

- basic requirements EMSD/GU05/GS/QA: August 2016

- general construction

- gas soundness

- ignition

- flame stability

- heat input

- combustion





Page 4 of 18


Ref: HOKLAS092-35



092 TEST CAL



Miscellaneous雜類



SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED


Domestic gas appliances Safety tests :-

(cont’d) (cont’d)

- Domestic gas appliance - basic requirements EMSD/GU05/GS/TA2/CTF: August 2016

connected to a flue - general construction

(for LPG and town gas) - gas soundness

- water soundness

- ignition

- flame stability

- heat input

- gas regulator performance

- combustion



- overheating of water (for instantaneous

water heaters)


- soundness of combustion circuit of

room-sealed appliances

- combustion products discharge failure

devices of fan powered appliances



- gas soundness

- water soundness

- ignition

- flame stability

- heat input

- combustion





Page 5 of 18


Ref: HOKLAS092-35



092 TEST CAL



Miscellaneous雜類



SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED


Domestic gas appliances Safety tests :-

(cont’d) (cont’d)

- Portable hotplate fuelled - basic requirements EMSD/GU05/GS/TA2/NCF: August 2016

by disposable LPG - general construction

cylinder - gas soundness

- ignition

- flame stability

- gas consumption

- combustion




- over-pressure sensitive safety device



- gas soundness

- ignition

- flame stability

- gas consumption

- combustion



- over-pressure sensitive safety device



Page 6 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED


Pipe, tubing and associated fitting

- Corrugated stainless steel flexible gas tubing Physical tests :- In-house flexible gas tubing testing specification

for connection of domestic appliances using CSST-TS1: May 2008

town gas or LPG (for length of tubing up to - Initial leak-tightness test

1 m) - Flow rate test

- Tension test

- Bend test

- Flexing test

- Torsion test

- Impact resistance test

- Pressure test

- Final leak-tightness test



Page 7 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) compound Determination of the melt mass-flow rate EN 12201-1: 2011

in the form of granules for the manufacture Cl. 4.4.1

of pipe and fitting for water supply in conjunction with

ISO 1133-1: 2011

ISO 4427-1: 2007

Cl. 4.4

in conjunction with

ISO 1133: 2005

- Polyethylene (PE 80 and PE 100) pipe for Dimensional measurements EN 12201-2: 2011

water supply Cl. 6.1, 6.2, 6.3 and 6.5

(nominal diameter up to 560 mm) in conjunction with

ISO 3126: 2005

ISO 4427-2: 2007

Cl. 6.1, 6.2, 6.3 and 6.5

in conjunction with

ISO 3126: 2005

Determination of the melt mass-flow rate EN 12201-2: 2011

Cl. 8

in conjunction with

ISO 1133-1: 2011

ISO 4427-2: 2007

Cl. 8

in conjunction with

ISO 1133: 2005



Page 8 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) Dimensional measurements EN 12201-3: 2011

electrofusion socket fitting for Cl. 6.1, 6.2.1, 6.2.2a) and 6.2.3

water supply in conjunction with

(nominal diameter up to 560 mm) ISO 3126: 2005

ISO 4427-3: 2007

Cl. 6.1, 6.2.1, 6.2.2a), 6.2.3 and 6.2.4

in conjunction with

ISO 3126: 2005


Cl. 8

in conjunction with

ISO 1133-1: 2011

ISO 4427-3: 2007

Cl. 8

in conjunction with

ISO 1133: 2005



Page 9 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) spigot end Dimensional measurements EN 12201-3: 2011

fitting for water supply Cl. 6.1 and 6.3


ISO 3126: 2005

ISO 4427-3: 2007

Cl. 6.1 and 6.3

in conjunction with

ISO 3126: 2005


Cl. 8

in conjunction with

ISO 1133-1: 2011

ISO 4427-3: 2007

Cl. 8

in conjunction with

ISO 1133: 2005



Page 10 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Electrofusion assembly of Polyethylene Determination of the decohesive resistance EN 12201-3: 2011

(PE 80 and PE 100) pipe and socket fitting using peel test method Cl. 7.1, 7.2 and 7.3

for water supply in conjunction with

(nominal diameter equals to or greater than ISO 13954: 1997

90mm) <Excluding the following>

preparation of test assembly to ISO 11413

ISO 4427-3: 2007

Cl. 7.1, 7.2 and 7.3

in conjunction with

ISO 13954: 1997

<Excluding the following>



(PE 80 and PE 100) pipe and socket fitting using crushing test method Cl. 7.1, 7.2 and 7.3

for water supply in conjunction with

(nominal diameter up to225 mm) ISO 13955: 1997



ISO 4427-3: 2007

Cl. 7.1, 7.2 and 7.3

in conjunction with

ISO 13955: 1997





Page 11 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Butt-fused Polyethylene(PE 80 and PE 100) Determination of the tensile strength EN 12201-3: 2011

pipe and/or spigot end fitting assembly for Cl. 7.1, 7.2 and 7.3

water supply in conjunction with



preparation of test assembly

ISO 4427-3: 2007

Cl. 7.1, 7.2 and 7.3

in conjunction with

ISO 13953: 2001





Page 12 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) compound Determination of the melt mass-flow rate EN 1555-1: 2010

in the form of granules for the manufacture Cl. 4.2.3.1

of pipe and fitting for gas supply in conjunction with

ISO 1133-1: 2011

ISO 4437: 2007

Cl. 4.5

in conjunction with

ISO 1133-1: 2011

ISO 4437-1: 2014

Cl. 6.2.3.1

in conjunction with

ISO 1133-1: 2011



Page 13 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) pipe for Dimensional measurements EN 1555-2: 2010

gas supply Cl. 6.1, 6.2, 6.3 and 6.6


ISO 3126: 2005

ISO 4437: 2007

Cl. 5.2.1, 5.2.2 and 5.2.3

in conjunction with

ISO 3126: 2005

ISO 4437-2: 2014

Cl. 6.1, 6.2, 6.3 and 6.6

in conjunction with

ISO 3126: 2005


Cl. 8

in conjunction with

ISO 1133: 2005

ISO 4437: 2007

Cl. 5.4

in conjunction with

ISO 1133-1: 2011

ISO 4437-2: 2014

Cl. 8

in conjunction with

ISO 1133-1: 2011



Page 14 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) Dimensional measurements EN 1555-3: 2010

electrofusion socket fitting for gas supply Cl. 6.1, 6.2.1, 6.2.2a), 6.2.3 and 6.2.4

(nominal diameter up to560 mm) in conjunction with

ISO 3126: 2005

ISO 8085-3: 2001

Cl. 7.1 and 7.2

in conjunction with

ISO 3126: 2005

ISO 4437-3: 2014

Cl. 6.1, 6.2.1, 6.2.2a), 6.2.3 and 6.2.4

in conjunction with

ISO 3126: 2005


Cl. 8

in conjunction with

ISO 1133-1: 2011

ISO 8085-3: 2001

Cl. 9

in conjunction with

ISO 1133-1: 2011

ISO 4437-3: 2014

Cl. 8

in conjunction with

ISO 1133-1: 2011



Page 15 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Polyethylene (PE 80 and PE 100) spigot end Dimensional measurements EN 1555-3: 2010

fitting for gas supply Cl. 6.1, 6.4.1, 6.4.2 and 6.4.3


ISO 3126: 2005

ISO 8085-2: 2001

Cl. 7.1, 7.2, 7.3.2 and 7.3.3

in conjunction with

ISO 3126: 2005

ISO 4437-3: 2014

Cl. 6.1, 6.4.1, 6.4.2 and 6.4.3

in conjunction with

ISO 3126: 2005


Cl. 8

in conjunction with

ISO 1133-1: 2011

ISO 8085-2: 2001

Cl. 9

in conjunction with

ISO 1133-1: 2011

ISO 4437-3: 2014

Cl. 8

in conjunction with

ISO 1133-1: 2011



Page 16 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)


(PE 80 and PE 100) pipe and socket fitting using peel test method Cl. 7.2

for gas supply in conjunction with




ISO 8085-3: 2001

Cl. 8.1

in conjunction with

ISO 13954: 1997



ISO 4437-3: 2014

Cl. 7.2

in conjunction with

ISO 13954: 1997





Page 17 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)


(PE 80 and PE 100) pipe and socket fitting using crushing test method Cl. 7.2


(nominal diameter up to225 mm) ISO 13955: 1997



ISO 8085-3: 2001

Cl. 8.1

in conjunction with

ISO 13955: 1997



ISO 4437-3: 2014

Cl. 7.2

in conjunction with

ISO 13955: 1997





Page 18 of 18


Ref: HOKLAS092-35



092 TEST CAL






SPECIFIC TEST OR

PROPERTY MEASURED



OR TECHNIQUE USED



(cont’d)

- Butt-fused Polyethylene (PE 80 and PE 100) Determination of the tensile strength EN 1555-3: 2010

pipe and/or spigot end fitting assembly Cl. 7.2





ISO 8085-2: 2001

Cl. 8

in conjunction with

ISO 13953: 2001



ISO 4437-3: 2014

Cl. 7.2

in conjunction with

ISO 13953: 2001



- Electrofusion assembly of Polyethylene (PE) Evaluation of the ductility of the fusion joint ISO 21751: 2011

pipe and fitting for water or gas supply interface of an assembly using strip-bend test <Excluding the following>


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