| 1. | Plastics . determination of stiffness in torsion of flexible materials . part 1 : general method 塑料制品.柔性材料扭力刚度测定.第1部分:一般方法 |
| 2. | Methods of testing plastics - thermal properties - determination of stiffness in torsion of flexible materials general method 塑料试验方法.第1部分:热性能.方法153a :挠性材料抗扭刚度测定 |
| 3. | Methods of testing plastics - thermal properties - determination of stiffness in torsion of flexible materials method for vinyl chloride compounds 塑料试验方法.第1部分:热性能.方法153b :挠性材料抗扭刚度测定 |
| 4. | Plastics - determination of stiffness in torsion of flexible materials - part 2 : application to plasticized compounds of homopolymers and copolymers of vinyl chloride iso 458 - 2 : 1985 塑料制品.可弯曲材料的扭曲刚度的测定.第2部分:氯乙 |
| 5. | Plastics . determination of stiffness in torsion of flexible materials . part 2 : application to plasticized compounds of homopolymers and copolymers of vinyl chloride 塑料制品.柔性材料扭力刚度测定.第2部分:适用于氯乙烯的均聚物和共聚物增塑化合物 |