Standard No.:	YB/T 081-2013
English Name:	Rule for Rounding Off of Numberical Values and Judgement of Testing Values for Technical Standards of Metallurgy
Chinese Name:	冶金技术标准的数值修约与检测数值的判定
Professional Classification:	YB    Professional Standard - Metallurgy
Issued by:	MIIT
Issued on:	2013-4-25
Implemented on:	2013-9-1
Status:	valid
Superseding:	YB/T 081-1996 Rule for rounding off of numberical values and judgement of testing values for technical standards of metallurgy
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	60.0
Delivery:	via email in 1 business day

1 Scope This standard specifies rules and emphases for rounding off of numberical values and judgement of testing values for technical standards of metallurgy, and the coordination requirements for value rounding interval of indexes or parameters specified in product standards and test method standards. This standard is applicable to the judgement of all kinds of metallurgy technical standards or preparation of relevant documents, and the judgement of testing values or their calculated values. 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 amendments) applies. GB/T 228.1-2010 Metallic materials — Tensile testing — Part 1: Method of test at room temperature GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values 3 Terms and Definitions For the purpose of this document, terms and definitions given in GB/T 8170-2008 apply. 4 Rules for Rounding Off of Testing Values or Their Calculated Values for Technical Standards of Metallurgy