Standard No.:	QJ 2913-1997
English Name:	Determination Method for Friction Sensitivity of Composite Solid Propellant
Chinese Name:	复合固体推进剂摩擦感度测定方法
Chinese Classification:	V72    Spacecraft power system
Professional Classification:	QJ    Professional Standard - Aerospace
Source Content Issued by:	China Aerospace Corporation
Issued on:	1997-03-10
Implemented on:	1997-10-10
Status:	valid
Superseding:	QJ 1270-1987
Target Language:	English
File Format:	PDF
Word Count:	5000 words
Translation Price(USD):	150.0
Delivery:	via email in 1 business day

QJ 2913-1997 Determination of friction sensitivity of composite solid propellant 1 Scope 1.1 Subject content This standard specifies the apparatus, specimen preparation, test conditions, test procedures, test data processing and test result evaluation for the determination of friction sensitivity of composite solid propellant and its slurry and energetic raw materials (AP, HMX, N-15 adhesive, etc.). 1.2 Application scope This standard is applicable to the determination of friction sensitivity of composite solid propellant and its slurry and energetic raw materials. 2 Normative references NA. 3 Definitions NA. 4 General requirements Instruments and measuring devices used in the test shall pass the verification by the metrological verification unit and be used within the validity period of the verification. 5 Detailed requirements 5.1 Apparatus 5.1.1 WM-1 friction sensitivity meter shall meet the following requirements: a. The installation levelness of the upper top disc is less than or equal to 0.2 mm/m; b. The weight of the pendulum is 1500±1.5 g, and the length of the swing arm is 760±0.5 mm. The center deviation is less than or equal to 1.5 mm when the pendulum contacts the striking rod;

1 Scope 2 Normative references 3 Definitions 4 General requirements 5 Detailed requirements Annex A (Supplement) Refining method of standard explosive Annex B (Informative) Table of friction sensitivity test of composite solid propellant Additional explanation