Standard No.:	GB/T 213-2008
English Name:	Determination of calorific value of coal
Chinese Name:	煤的发热量测定方法
Chinese Classification:	D21    Coal analysis methods
Professional Classification:	GB    National Standard
Issued by:	AQSIQ and SAC
Issued on:	2008-7-29
Implemented on:	2009-5-1
Status:	valid
Superseding:	GB/T 213-2003 Determination of calorific value of coal GB/T 18856.6-2002 Test methods for quality of coal water mixture-Part 6-Determination of calorific value of coal water mixture
Language:	English
File Format:	PDF
Word Count:	12000 words
Price(USD):	190.0
Delivery:	via email in 1 business day

This standard specifies the product classification, technical requirements, test methods, inspection rules and other of the pneumatic industrial process control valves (also named as “control valve”) used for industrial process control system. This standard is applicable to various pneumatic industrial process control valves composed of pneumatic actuator and valve (hereinafter referred to as "control valve"). And the relevant contents in this standard are also applicable to the independent pneumatic actuator and valve components. This standard is not applicable to the control valves enduring the working conditions on which the State has specific requirements, such as the radioactive working conditions.

Foreword II 1 Scope 1 2 Normative References 1 3 Terms and Definitions 1 4 Product Classification and General Requirements 1 5 Technical Requirements 3 6 Test Methods 9 7 Inspection Rules 14 8 Marking, Packing and Storage 15