This standard specifies size designation expression method, size designation, dimension, inflation pressure and load capacity for truck tyres.
This standard is applicable to new pneumatic tyres of truck.
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 6326 Tyre Terms and Definitions
GB/T 8170 Rules of Rounding off for Numerical Values & Expression and Judgment of Limiting Values
3 Terms and Definitions
For the purposes of this document, the terms and definitions given in GB/T 6326 apply.
4 Size Designation Expression Method
4.1 Midget and light truck tyres
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Example 1:
Tyre size designation service description
... ...
... ...
5 Size Designation, Dimensions, Inflation Pressure and Load Capacity of Tyres
5.1 Tyre size designation, ply rating, load index, measuring rim, new tyre section width and overall diameter after inflation, load capacity, inflation pressure and permitted rim shall be in accordance with those specified in Tables 1~33; maximum tyre dimension in service, static loaded radius, minimum dual spacing and permitted rim should be in accordance with those specified in Tables 1~33; see Annex A for tyre size designation data marked according to foreign standards.
