·        PPR4400 品牌/廠家：燕山石化
·        牌號：4400
·        產(chǎn)地：北京
·        類型：優(yōu)級
·        熔體流動速率：0cmg/10min
·                                                                                                                                                       密度：0cmg/cm3      
·        拉伸強度：0cmkg/cm2
·        彎曲強度：0cmkg/cm2
·        缺口沖擊強度：
·        用途級別：熱水管材料