China Silicon nitride mate GB Standards Search Result

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 1~3 days.
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 .


	GB/T 41605-2022 Silicon nitride materials for rolling bearing balls - Test method for indentation fracture resistance at room temperature - Indentation method 滚动轴承球用氮化硅材料室温压痕断裂阻力试验方法压痕法 - 中英文版

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