This standard specifies the classification, raw materials, requirements, test methods, inspection rules, marking, packaging, transport, storage and finished product certificate of concrete and reinforced concrete sewer pipes.
This standard is applicable to concrete and reinforced concrete sewer pipes shaped by such method as roller suspension, mandrel vibration and vertical extrusion, etc.
This standard is applicable to the pipes of gravity flow pipeline for rain water, wastewater, water diversion and farmland irrigation and drainage. Concrete and reinforced concrete sewer pipes produced for other purpose (provide special corrosion protection, if necessary) shall be negotiated by the supply and demand parties, and may comply with this standard by reference.
The pipes produced according to this standard are is applicable to fluting construction, pushing construction and other construction methods.
