China Thresholds and gradi GB Standards Search Result |
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1. Ready translated GB standards  and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within
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2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 39971-2021 Thresholds and grading of relative wet grip index for motor vehicle tyres 汽车轮胎湿路面相对抓着指数限值和等级 - 英文版 |
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GB/T 39970-2021 Thresholds and grading of coast-by noise for motor vehicle tyres 汽车轮胎惯性滑行通过噪声限值和等级 - 英文版 |
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GB/T 29042-2020 Thresholds and grading of rolling resistance for motor vehicle tyres 汽车轮胎滚动阻力限值和等级 - 英文版 |
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