Найдено: 7
Overview ISO 12856-1:2022 specifies the material characteristics required for polymeric composite and reinforced polymeric composite materials used to manufacture railway sleepers, bearers and transo…
Overview ISO 12856-2:2020 - Railway applications - Polymeric composite sleepers, bearers and transoms - Part 2: Product testing specifies laboratory test methods to verify the performance of polymeri…
Overview ISO 12856-3:2022 - Railway applications - Polymeric composite sleepers, bearers and transoms - Part 3: General requirements - is the ISO international standard that defines the general requi…