GOST ISO 1167-2-2013 Thermoplastics pipes, fittings and assemblies for the conveyance of fluids. Determination of the resistance to internal pressure. Part 2. Preparation of pipe test pieces
2013GOST ISO 1167-2-2013 Thermoplastics pipes, fittings and assemblies for the conveyance of fluids. Determination of the resistance to internal pressure. Part 2. Preparation of pipe test pieces