Home / Standards / GB/T 18476-2019 GB/T 18476-2019 Active Polyolefin pipes for the conveyance of fluids—Determination of resistance to crack propagation—Test method for slow crack growth(notch test) 流体输送用聚烯烃管材 耐裂纹扩展的测定 慢速裂纹增长的试验方法(切口试验) Standard Type GBT ICS 83.140.30 CCS G33 Status 现行 Issue Date 2019-08-30 Implementation 2020-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A