GOST 26157-84

Polymer composites. Determination of izod impact strength

Nickel-based fire-resistant alloys. General requirements for method of analysis

Character displays. Terms, definitions and letter symbols

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-3. Immunity requirements for mains communications equipment and systems operating in the range of frequencies 3 kHz to 95 kHz intended for use by electricity suppliers and distributors

Mechanical couplings. Series of normal torques

Petroleum products and lubricants. Determination of acid and base numbers by color-indicator titration