Common requirements for concrete pressure pipes including joints and fittings
混凝土压力管道（包括接头和配件）的通用要求

2004-12-07

Requirements for concrete pressure pipes including joints and fittings
混凝土压力管道的通用要求 包括接头和配件；德文版EN 639:1994

1994-12-01

Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirement for prestressing steel for pipes
圆筒形和非圆筒形预应力混凝土压力管 包括接头、配件和管道用预应力钢的特殊要求

2004-12-07

PRESTRESSED CONCRETE PRESSURE PIPES, CYLINDER AND NON-CYLINDER, INCLUDING JOINTS, FITTINGS AND SPECIFIC REQUIREMENT FOR PRESTRESSING STEEL FOR PIPES.
圆筒形和非圆筒形预应力混凝土压力管 包括接头、配件和管道用预应力钢的特殊要求

1995-12-19