GB/T 15088-2009 English PDF (GBT15088-2009)

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GB/T 15088-2009: Road vehicles -- Fifth wheel kingpins -- Strength test
GB/T 15088-2009
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 43.080.10
T 70
GB/T 15088-2009 / ISO 8716:2001
Replacing GB/T 15088-1994
Road vehicles - Fifth wheel kingpins - Strength test
(ISO 8716:2001, IDT)
ISSUED ON: MARCH 23, 2009
IMPLEMENTED ON: JANUARY 1, 2010
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine of PRC;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 4
4 General test requirements ... 4
5 Determination of the horizontal load D ... 5
6 Test conditions ... 5
7 Strength criteria ... 6
Foreword
This standard is identical to ISO 8716:2001 Road vehicles - Fifth wheel kingpins -
Strength test (English version).
Compared with ISO 8716:2001, this standard has made the following editorial changes:
-- The word “this international standard” is changed to “this standard”;
-- The foreword of this standard is added;
-- The foreword of ISO 8716:2001 is deleted.
This standard replaces GB/T 15088-1994 Motor vehicles - Fifth wheel coupling pins -
Strength test.
Compared with GB/T 15088-1994, the main differences between this standard and
GB/T 15088-1994 are as follows:
-- The upper limit of the test frequency is changed from 30 Hz to 25 Hz;
-- Figure 1 turns upside down 180°.
This standard was proposed by the National Development and Reform Commission.
This standard is under the jurisdiction of the National Technical Committee of Auto
Standardization (SAC/TC114).
Drafting organizations of this standard: Research Institute of Highway Ministry of
Transport.
The main drafters of this standard: Li Yongfu, Zhang Xueli.
The publishing of previous versions of the documents replaced by this standard is as
follows:
-- GB/T 15088-1994.
Road vehicles - Fifth wheel kingpins - Strength test
1 Scope
This standard specifies strength test conditions and requirements for 50 and 90 fifth
wheel kingpins.
This standard applies to 50 and 90 fifth wheel kingpins that comply with the provisions
of GB/T 4606 and GB/T 4607.
2 Normative references
The provisions in the following documents become the provisions of this standard
through reference in this standard. For the dated references, the subsequent amendments
(excluding corrections) or revisions do not apply to this standard, however, parties who
reach an agreement based on this standard are encouraged to study if the latest versions
of these documents are applicable. For undated references, the latest edition of the
referenced document applies to this standard.
GB/T 3730.2 Road vehicle - Masses - Vocabulary and codes (GB/T 3730.2-1996,
idt ISO 1176:1990)
GB/T 4606 Road vehicles - 50 semi-trailer fifth wheel coupling pin - Basic and
mounting/interchangeability dimensions (GB/T 4606-2006, ISO 337:1981, IDT)
GB/T 4607 Road vehicles - 90 semi-trailer fifth wheel coupling pin - Basic and
mounting/interchangeability dimensions (GB/T 4607-2006, ISO 4086:2001, IDT)
3 Terms and definitions
The terms and definitions specified in GB/T 3730.2 apply to this standard.
4 General test requirements
4.1 The dynamic strength test specified in this standard is a test that shall be performed
on a test bed.
4.2 The fixing arrangements for the fifth wheel kingpin on the test bed shall be the same
as those for its attachment to the semi-trailer, in accordance with the fifth wheel kingpin
manufacturer’s fitting instructions.