New API specification PC- 9 test methods Cummins M - 11 /EGR and Mack T - 10 evaluate anti - wear performance of high soot level diesel engine oil on the position of engine such as cylinder wall,cross head, rocker and top piston ring.
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- API推出了相應的標準發(fā)動(dòng)機臺架評定方法Cummins M-11/EGR及Mack T-10,用于評價(jià)PC-9規格的柴油機油在高煙炱的操作條件下在缸套、十字頭、搖臂和頂環(huán)部位的抗磨損性能。
