Standard No.:	QC/T 648-2015
English Name:	Performance requirements and bench test methods of automotive steering tie rod assy
Chinese Name:	汽车转向拉杆总成性能要求及台架试验方法
Chinese Classification:	T23    Steering and operation systems
Professional Classification:	QC    Professional Standard - Automobile
ICS Classification:	43.040.50 43.040.50    Transmissions, suspensions 43.040.50
Source Content Issued by:	Ministry of Industry and Information Technology
Issued on:	2015-10-10
Implemented on:	2016-3-1
Status:	valid
Superseding:	QC/T 304-1999 Bench test method for automobile steering rod joint assembly QC/T 648-2000 Performance Requirements and Test Methods for Steering Tie Rod Assembly of Automobiles QC/T 650-2000 QC/T 650-2000
Target Language:	English
File Format:	PDF
Word Count:	7000 words
Translation Price(USD):	140.0
Delivery:	via email in 1 business day

Performance Requirements and Bench Test Methods of Automotive Steering Tie Rod Assy 1 Scope This standard specifies the performance requirements and bench test methods of automotive steering tie rod assy. This standard is applicable to automotive steering tie rod assy. 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 3730.2 Road vehicle - Masses - Vocabulary and codes GB/T 5179 Motor vehicle - Steering system - Terms and definitions JIS Z 8901 Test powders and test particles 3 Terms and definitions For the purpose of this standard, the following terms and definitions apply. 3.1 maximum oscillating angle angle between two limit positions of ball pin, when the ball pin in ball joint assy is swung from one limit position to another through the center of ball cup, by reciprocating the ball pin in the direction specified in the product drawing, see Figure 1 a) oscillating angle of outer ball joint b) oscillating angle of inner ball joint Figure 1 Oscillating angle of ball joint assy 3.2 oscillating torque torque of continuous reciprocating swing of ball pin at a certain speed within the maximum oscillating angle of the joint assy in a symmetrical plane or a plane specified in the design 3.3 rotating torque torque when the ball pin axis coincides with ball cup hole axis and the ball pin rotates uniformly around the axis 4 Performance requirements 4.1 Basic performance of ball joint assy Test in accordance with 5.2, and the basic performance of ball joint assy shall meet the requirements of product drawing. 4.2 Stiffness of ball joint assy Test in accordance with 5.3, and the stiffness of ball joint assy shall meet the requirements of product drawing. 4.3 Strength of ball joint assy Test in accordance with 5.4, and the strength of ball joint assy shall meet the requirements of product drawing.

Foreword II 1 Scope 2 Normative References 3 Terms and definitions 4 Performance requirements 5 Test methods