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Performance of speciality HDPE resin for gas pipe
Author(s): 
Pages: 9-11,20
Year: Issue:  5
Journal: CHINA SYNTHETIC RESIN AND PLASTICS

Keyword:  高密度聚乙烯燃气管专用料性能;
Abstract: 研究了高密度聚乙烯(HDPE)燃气管专用料6380 MBL的性能,尤其是长期静液压最小要求强度(MRS)、耐快速裂纹扩展(RCP)、耐慢速裂纹增长(SCG)和耐气体组分.对该专用料的质量认证结果表明:MRS为8 MPa,RCP的小尺寸稳态试验的临界压力大于0.85 MPa.SCG大于或等于500h,耐气体组分时间大于或等于20 h.6380 MBL符合ISO 4437:2001和GB/T 15558.1-2003的性能要求,并且RCP、SCG性能优良.
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