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| 12.00R20 18PR加强型全钢载重子午线轮胎的设计 |
| Design of 12.00R20 18PR Reinforced All-steel Radial Truck Tire |
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| DOI： |
| 中文关键词: 全钢载重子午线轮胎；加强型；结构设计；施工设计 |
| 英文关键词: all-steel radial truck tire； enhanced； structural design； construction design |
| 基金项目: |
| 中图分类号: |
| Author Name | Affiliation | | Fan Ningning | Yinchuan Giti Tire Co.， Ltd. | | Mu Shouyong | Beijing Research and Design Institute of Rubber Industry |
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| 中文摘要: |
| 介绍12.00R20 18PR加强型全钢载重子午线轮胎的设计。结构设计：外直径膨胀率1.002，断面宽膨胀率1.015，胎圈着合直径508 mm，胎圈着合宽度230mm，断面水平轴位置0.931，胎面花纹为混合型花纹，花纹饱和度65.77%，花纹沟深17.5 mm。施工设计：胎体采用3+9+15×0.175+0.15钢丝帘线，带束层采用3层带束层加2层0°带束层结构。成品轮胎的外缘尺寸、强度性能、高速性能和耐久性能符合设计要求。 |
| 英文摘要: |
| The design of the 12.00R20 18PR reinforced all-steel radial truck tire was described. In the structural design： expansion ratio of the outer diameter 1.002， expansion ratio of the section width 1.015， bead diameter at rim seat 508 mm， bead width in rim seat 230 mm， maximum width position of cross section 0.931， mixed tread pattern， block/groove ratio 65.77%， pattern depth 17.5 mm. In the construction design： 3 +9 +15 × 0.175 +0.15 steel cord for carcass ply， 3 layers of regular belts and additional 2 layers of 0° belts for belt ply. The inflated
peripheral dimension， strength performance， high speed performance and durability of the finished tire met the design requirements. |
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