Steel tongue-and-groove flanges for PN up to 6,4 MPa (64 kgf/cm2) and DN up to 300 mm. Connecting dimensions
Document status: Active
Grinding wheels for hand grinders. Technical conditions
Document status: Withdrawn
Fabrics of chemical fibres. Norms of colour fastness and methods for determination
Document status: Active
Iron ores, concentrates, agglomerates and pellets. Methods of determination of potassium oxide and natrium oxide content
Document status: Active
