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| 7.50R16 14PR轻型载重子午线轮胎的设计与生产 |
| Design and manufacturing technology of 7.50R16 14PR LTR tire |
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| DOI： |
| 中文关键词: 轻型载重子午线轮胎；结构设计；施工设计；生产工艺 |
| 英文关键词: LTR tire；structure design；construction design；processing technology |
| 基金项目: |
| 中图分类号:U463.341＋.3/.6 |
| Author Name | Affiliation | | GAO Xian-jie | Guangdong Meiyan Tire Co.，Ltd |
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| 中文摘要: |
| 介绍7.50R16 14PR轻型载重子午线轮胎的设计和生产工艺。断面宽膨胀率取1.053，外直径膨胀率取1.006，水平轴位置（H1/H2）取1.14。胎体帘布采用1670dtex/2 DSP帘布，带束层采用3+9×0.22钢丝帘线，胎圈采用Φ0.96 mm回火钢丝，胎面采用二方三块机内复合方式。成品性能检测证明，轮胎充气外缘尺寸、强度、耐久性能和高速性能均符合设计要求。 |
| 英文摘要: |
| The design and manufacturing technology of 7.50R16 14PR LTR tire are introduced.The following design parameters are taken：swelling ratio of cross-sectional width 1.053，swelling ratio of overall diameter 1.006，horizontal axial position （H1/H2） 1.14.1670dtex/2 DSP cord is used for carcass ply，3+9×0.22 steel cord is used for belt，Φ0.96 tempered steel wire is used for bead and two-formula and three-piece tread assembled in extruder is used.It is confirmed by the test of finished tire that the inflated overall dimension，strength，endurance and speed performace are in accordance with the designed criteria. |
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