Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes— 13 стр.
Drainage and Sewerage Systems for Buildings and Plots of Land; Specifications for the Determination of the Internal Diameters and Nominal Widths of Pipelines— 28 стр.
Construction contract procedures (VOB); part C: general technical specifications in construction contracts (ATV); sheet metal roofing and wall covering work— 15 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); sheet metal roof and wall covering works— 15 стр.