Petroleum and natural gas industries - Cements and materials for well cementing - Part 6: Methods for determining the static gel strength of cement formulations (ISO 10426-6:2008); English version EN ISO 10426-6:2008— 15 стр.
Aerospace series - Bolts, shouldered, thin hexagonal head, close tolerance shank, short thread, in alloy steel, cadmium plated - Classification: 1100 MPa (at ambient temperature)/235 °C; German version EN 2413:1995— 9 стр.