Standard No.:	GB/T 11611-1989
English Name:	Motor vehicles-Hydraulic braking systems-Pipes, tapped holes, male fittings and hose end fittings
Chinese Name:	汽车液压制动系 金属管、内外螺纹管接头和软管端部接头
Chinese Classification:	T24    Braking system
Professional Classification:	GB    National Standard
ICS Classification:	43.040.40 43.040.40    Braking systems 43.040.40
Issued by:	NDRC
Issued on:	1989-08-02
Implemented on:	1990-3-1
Status:	abolished
Superseded by:	QC/T 757-2006 The general specifications for passenger car-trailer combination QC/T 764-2006 Motor vehicles--Hydraulic braking systems--Pipes tapped holes male fittings and hose end fittings
Superseded on:	2006-10-11
Abolished on:	2007-09-29
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	304.00
Delivery:	via email in 1 business day

1 Subject content and applicable scope



This standard specifies the requirements of basic dimension, property and materials of metallic pipes, tapped holes, male fittings and hose end fittings used in hydraulic braking systems for motor vehicles.



It is applicable to the motor vehicles with hydraulic braking systems.



2 Normative references



GB 2423.17 Basic environmental testing procedures for electric and electronic products - Test Ka: Salt mist



3 Metallic pipes



3.1 Flareless metallic pipe



Double-walled rolled pipe of Basic dimension, burst pressure and mass per meter conforming to Table 1. Pipes with additional plastic coating may be used; however, these pipes shall be compatible with tapped holes, male fittings and hose end fittings as specified in this standard.

1 Subject content and applicable scope
2 Normative references
3 Metallic pipes
4 Taper holes for cone sealing
5 Male fittings
6 Hose end fittings
Additional explanation