1 Scope
This standard specifies the terms, composition and principle, general provisions, technical requirements, test methods, inspection rules, marking, packing, transport and storage conditions with regards to the verification facilities of heat meters.
This standard is applicable to the verification facilities using water as flow media, at DN15mm~DN250mm in aperture and at a pressure not greater than 2.5MPa.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendment) applies.
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Composition and Principle
5 General Provisions
6 Technical Requirements
7 Test Methods
8 Inspection Rules
9 Marking, Packing, Transport and Storage
Appendix A (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Hot Water Flow-rate during Measuring the Total Volume
Appendix B (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Temperature Difference during Measuring the Temperature Difference
Appendix C (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Calculator during Calculating the Heat
Appendix D (Normative) Combined Verification for the Expanded Uncertainty of Verification Facilities during Measuring the Heat
Appendix E (Normative) Calculation of Total Volume in the Adoption of Mass Method and Master Meter Method
CJ/T 357-2010 Verification facilities of heat meters (English Version)
Standard No.
CJ/T 357-2010
Status
valid
Language
English
File Format
PDF
Word Count
12000 words
Price(USD)
300.0
Implemented on
2011-7-1
Delivery
via email in 1 business day
Detail of CJ/T 357-2010
Standard No.
CJ/T 357-2010
English Name
Verification facilities of heat meters
Chinese Name
热量表检定装置
Chinese Classification
Professional Classification
CJ
ICS Classification
Issued by
MOHURD
Issued on
2010-12-20
Implemented on
2011-7-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
12000 words
Price(USD)
300.0
Keywords
CJ/T 357-2010, CJ 357-2010, CJT 357-2010, CJ/T357-2010, CJ/T 357, CJ/T357, CJ357-2010, CJ 357, CJ357, CJT357-2010, CJT 357, CJT357
Introduction of CJ/T 357-2010
1 Scope
This standard specifies the terms, composition and principle, general provisions, technical requirements, test methods, inspection rules, marking, packing, transport and storage conditions with regards to the verification facilities of heat meters.
This standard is applicable to the verification facilities using water as flow media, at DN15mm~DN250mm in aperture and at a pressure not greater than 2.5MPa.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendment) applies.
Contents of CJ/T 357-2010
Foreword I
1 Scope
2 Normative References
3 Terms and Definitions
4 Composition and Principle
5 General Provisions
6 Technical Requirements
7 Test Methods
8 Inspection Rules
9 Marking, Packing, Transport and Storage
Appendix A (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Hot Water Flow-rate during Measuring the Total Volume
Appendix B (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Temperature Difference during Measuring the Temperature Difference
Appendix C (Normative) Test and Verification for the Expanded Uncertainty of Standard Test System for Calculator during Calculating the Heat
Appendix D (Normative) Combined Verification for the Expanded Uncertainty of Verification Facilities during Measuring the Heat
Appendix E (Normative) Calculation of Total Volume in the Adoption of Mass Method and Master Meter Method
