GB/T 40919-2021管道系统用聚乙烯材料与慢速裂纹增长相关的应变硬化模量的测定标准
英文:Polyethylene materials for piping systems—Determination of Strain Hardening Modulus in relation to slow crack growth ...
英文:Polyethylene materials for piping systems—Determination of Strain Hardening Modulus in relation to slow crack growth ...