Valve Guide
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时间:6/9/2021 12:00:00 AM
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The mid-phosphor and high-phosphor alloy cast valve guides produced by TIANXUAN, owns good wear resistance, their matrix structure is irregular striped pearlite, P- eutectic network distributed, graphite size 3-6 grade. Casting blanks without defects such as pores shrink, porosity and cracks. After inner hole honing, it has longer service life and reliable performance.
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