Testing of Pressure Pipelines for Water by Internal Pressure; Pressure Pipes Made of Rigid PE (Rigid Polyethylene) and Soft PE (Soft Polyethylene)— 2 стр.
Pipe-lines of high-density PE (high-density polyethylene) and low-density PE (low density polyethylene) for drinking water supply; pipes, pipe connections and fittings for pipe-lines— 6 стр.
Testing of Pressure Pipelines for Water by Internal Pressure; Pressure Pipes Made of Ductile Cast Iron and Steel Pipes with Cement-mortar Lining— 2 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); laying of gas and water pipes below ground— 8 стр.
Pipe-lines of high-density PE (high-density polyethylene) and low-density PE (low density polyethylene) for drinking water supply; pipes, pipe connections and fittings for pipe-lines— 6 стр.
