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Comparison table of diameters and sizes of various PVC pipes
The nominal outer diameter of a rigid PVC pipe is 50 cm, but the largest flexible PVC pipe is usually 50 mm.

Pvc pipe fittings

Specification of rigid PVC pipe: GB/T13020-1991.

Specification of PVC hose: GB/T13527.1-1992.

The nominal outside diameter of rigid PVC pipe is: (mm)

2.5, 3, 4, 5, 6, ...355, 400, 450, 500, 560, 630, 7 10/0,800,900, 1000, etc.

PVC is the abbreviation of (polyvinyl chloride), and its main component is polyvinyl chloride. Other ingredients are added to enhance its heat resistance, toughness and ductility. The top layer of this surface film is paint, the main component in the middle is PVC, and the bottom layer is adhesive.

It is a kind of synthetic material which is deeply loved, quite popular and widely used in the world today. Its global usage ranks second among all kinds of synthetic materials. According to statistics, in a short period of 1995, the output of PVC in Europe was about 5 million tons, while its consumption was 5.3 million tons. In Germany, the average output and consumption of PVC is1400,000 tons.