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IEC 60134:1961 pdf download
IEC 60134:1961 pdf download,Rating systems for electronic tubes and valves and analogous semiconductor devices. IEC 60134:1961 defines and explains rating systems used for electronic tubes and valves and for analogous […]
IEC 60114:1959 pdf download
IEC 60114:1959 pdf download,Recommendation for heat-treated aluminium alloy busbar material of the aluminium-magnesium-silicon type. IEC 60114:1959 is a technical IEC recommendation that specifies performance requirements for heat-treated aluminium alloy busbar […]
ISO 14903:2025 pdf download
ISO 14903:2025 pdf download,Refrigerating systems and heat pumps — Qualification of tightness of components and joints. ISO 14903:2025 specifies the qualification procedure used to obtain type approval for the tightness […]
ISO 22765:2025 pdf download
ISO 22765:2025 pdf download,Nuclear fuel technology — Sintered (U,Pu)O2 pellets — Guidance for ceramographic preparation for microstructure examination. ISO 22765:2025 provides guidance for preparing ceramographic samples of sintered (U,Pu)O2 pellets […]
ISO 20553:2025 pdf download
ISO 20553:2025 pdf download,Radiation protection — Monitoring of workers occupationally exposed to a risk of internal contamination with radioactive material. ISO 20553:2025 specifies the minimum requirements for designing programmes to […]