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pe管75内径是多大 pe管75的内径是多大
pe管75内径依据压力不一样，内径也不同。压力0.6MPa，内径是69.2；压力0.8MPa，内径是67.8；压力1.0MPa，内径是66；压力1.25MPa，内径是63.8；压力1.6MPa，内径是61.4。PE（聚乙烯）资料具有其耐腐蚀、强度高、无毒等特色，是代替一般铁给水管的抱负管材，广泛的应用于修建排水，埋地排水管，修建给水，修建采暖、工业用管、输气管，电工与电讯维护套管、农业用管等。
