Bolts, Screws, Nuts and Similar Threaded and Formed Parts; Technical Conditions of Delivery; Property Classes and Test Methods for Nuts of Unalloyed or Low Alloy Steels— 13 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); installation of central heating systems and hot water supply systems— 20 стр.
Contract Procedure for Building Works; Part C: General Technical Specifications for Building Works; Systems for Central Heating and Central Raw Water Heating— 21 стр.
Contract procedures for building works - Part C: General technical specifications for building works; Systems for heating and central water heating— 21 стр.
Contract procedures for building works - Part C: General technical specifications for building works - Systems for heating and central water heating— 21 стр.
Contract procedures for building works - Part C: General technical specifications for building works; systems for heating and central water heating— 21 стр.
Construction contract procedures (VOB); part C: general technical specifications in construction contracts (ATV); installation of central heating systems and hot water supply systems— 20 стр.