1 Scope
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
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.
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Size Designation Expression Method
5 Size Designation, Dimensions, Inflation Pressure and Load Capacity of Tyres
Annex A (Informative) Size Designations Marked According to Foreign Standards
Annex B (Normative) Corresponding Relationship between Load Index and Load Capacity
Annex C (Normative) Corresponding Relationship between Speed Symbol and Maximum Travelling Speed
Annex D (Normative) Rules for Calculation and Rounding off of Maximum/Minimum Peripheral Dimension of New Tyre
Table 1 Normal Section Diagonal Tyre for Ultra Light Truck (5° Rim)
Table 2 Normal Section Diagonal Tyre for Light Truck (5° Rim)
Table 3 Normal Section Radial Tyre for Ultra Light Truck (5° Rim)
Table 4 Normal Section Radial Tyre for Light Truck (5° Rim)
Table 5 Metric Radial Tyre for Light Truck (Series 100 and 85; 5° Rim)
Table 6 Metric Radial Tyre for Light Truck (5° Rim)
Table 7 Metric Radial Tyre for Light Truck (Series 80; 5° Rim)
Table 8 Metric Radial Tyre for Light Truck (Series 75; 5° Rim)
Table 9 Metric Radial Tyre for Light Truck (Series 70; 5° Rim)
Table 10 Metric Radial Tyre for Light Truck (Series 65; 5° Rim)
Table 11 Metric Radial Tyre for Light Truck (Series 60; 5° Rim)
Table 12 Metric Radial Tyre for Light Truck (Series 55; 5° Rim)
Table 13 Metric Radial Tyre for Light Truck (Series 50; 5° Rim)
Table 14 Metric Radial Tyre for Light Truck (Series 45; 5° Rim)
Table 15 Metric Radial Tyre for Light Truck (Series 40; 5° Rim)
Table 16 Metric Radial Tyre for Light Truck (Series 35; 5° Rim)
Table 17 Floatation Radial Tyre for Light Truck
Table 18 Pecial ST Metric Tyre for Highway Trailer (5° Rim)
Table 19 Normal Section Diagonal Tyre for Truck (5° Rim)
Table 20 Normal Section Diagonal Tyre for Truck (15° Rim)
Table 21 Wide Base Diagonal Tyre for Truck (15° Rim)
Table 22 Normal Section Radial Tyre for Truck (5° Rim)
Table 23 Normal Section Radial Tyre for Truck (15° Rim)
Table 24 Metric Radial Tyre for Truck (Series 80~95; 5° Rim)
Table 25 Metric Radial Tyre for Truck (Series 80~90; 15° Rim)
Table 26 Metric Radial Tyre for Truck (Series 75; 15° Rim)
Table 27 Metric Radial Tyre for Truck (Series 70; 15° Rim)
Table 28 Metric Radial Tyre for Truck (Series 65; 15° Rim)
Table 29 Metric Radial Tyre for Truck (Series 60; 15° Rim)
Table 30 Metric Radial Tyre for Truck (Series 45~55; 15° Rim)
Table 31 Radial Tyre for Multi-purpose Truck (Series 70~80; 5° Rim)
Table 32 Motor Home Tyre (15° Rim)
Table 33 Tyres with Production Reserved
Table 34 Relationship between Tyre Travelling Speed and Load Change
Table A.1 Metric Radial Tyre for Light Truck of Type C (Series 55~95; 5° Rim)
Table A.2 Truck Tyres Mainly Used for Driven Wheel (FRT Tyre) (15° Rim)
Table A.3 Radial Tyre for Truck (15° Rim)
Table B.1 Corresponding Relationship between Load Index and Load Capacity
Table C.1 Corresponding Relationship between Speed Symbol and Maximum Travelling Speed
1 Scope
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
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.
Contents of GB/T 2977-2016
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Size Designation Expression Method
5 Size Designation, Dimensions, Inflation Pressure and Load Capacity of Tyres
Annex A (Informative) Size Designations Marked According to Foreign Standards
Annex B (Normative) Corresponding Relationship between Load Index and Load Capacity
Annex C (Normative) Corresponding Relationship between Speed Symbol and Maximum Travelling Speed
Annex D (Normative) Rules for Calculation and Rounding off of Maximum/Minimum Peripheral Dimension of New Tyre
Table 1 Normal Section Diagonal Tyre for Ultra Light Truck (5° Rim)
Table 2 Normal Section Diagonal Tyre for Light Truck (5° Rim)
Table 3 Normal Section Radial Tyre for Ultra Light Truck (5° Rim)
Table 4 Normal Section Radial Tyre for Light Truck (5° Rim)
Table 5 Metric Radial Tyre for Light Truck (Series 100 and 85; 5° Rim)
Table 6 Metric Radial Tyre for Light Truck (5° Rim)
Table 7 Metric Radial Tyre for Light Truck (Series 80; 5° Rim)
Table 8 Metric Radial Tyre for Light Truck (Series 75; 5° Rim)
Table 9 Metric Radial Tyre for Light Truck (Series 70; 5° Rim)
Table 10 Metric Radial Tyre for Light Truck (Series 65; 5° Rim)
Table 11 Metric Radial Tyre for Light Truck (Series 60; 5° Rim)
Table 12 Metric Radial Tyre for Light Truck (Series 55; 5° Rim)
Table 13 Metric Radial Tyre for Light Truck (Series 50; 5° Rim)
Table 14 Metric Radial Tyre for Light Truck (Series 45; 5° Rim)
Table 15 Metric Radial Tyre for Light Truck (Series 40; 5° Rim)
Table 16 Metric Radial Tyre for Light Truck (Series 35; 5° Rim)
Table 17 Floatation Radial Tyre for Light Truck
Table 18 Pecial ST Metric Tyre for Highway Trailer (5° Rim)
Table 19 Normal Section Diagonal Tyre for Truck (5° Rim)
Table 20 Normal Section Diagonal Tyre for Truck (15° Rim)
Table 21 Wide Base Diagonal Tyre for Truck (15° Rim)
Table 22 Normal Section Radial Tyre for Truck (5° Rim)
Table 23 Normal Section Radial Tyre for Truck (15° Rim)
Table 24 Metric Radial Tyre for Truck (Series 80~95; 5° Rim)
Table 25 Metric Radial Tyre for Truck (Series 80~90; 15° Rim)
Table 26 Metric Radial Tyre for Truck (Series 75; 15° Rim)
Table 27 Metric Radial Tyre for Truck (Series 70; 15° Rim)
Table 28 Metric Radial Tyre for Truck (Series 65; 15° Rim)
Table 29 Metric Radial Tyre for Truck (Series 60; 15° Rim)
Table 30 Metric Radial Tyre for Truck (Series 45~55; 15° Rim)
Table 31 Radial Tyre for Multi-purpose Truck (Series 70~80; 5° Rim)
Table 32 Motor Home Tyre (15° Rim)
Table 33 Tyres with Production Reserved
Table 34 Relationship between Tyre Travelling Speed and Load Change
Table A.1 Metric Radial Tyre for Light Truck of Type C (Series 55~95; 5° Rim)
Table A.2 Truck Tyres Mainly Used for Driven Wheel (FRT Tyre) (15° Rim)
Table A.3 Radial Tyre for Truck (15° Rim)
Table B.1 Corresponding Relationship between Load Index and Load Capacity
Table C.1 Corresponding Relationship between Speed Symbol and Maximum Travelling Speed