How to buy good wate pipe?It’s definitely worth seeing.
Most of the customers will make inquiries when purchasing wate pipe and look at the quality of the products. Some of them don’t know much about wate pipe. Today, I will tell you how to buy a good wate pipe.
The amount
1, the amount of wall thickness to see if reach the specified wall thickness, also notice some here, some is a spare tube, pipe wall thickness on both ends meet the requirements, but in the partition wall thickness thin, do not meet the use requirements, at the same time by time, reduce the cost.
2. Measure length: see if the length is reached, some manufacturers reduce the price by shortening the length.No adverse deviation is allowed according to GB/T10002.1-2006.
Second, look at
1. Look at the glass: the surface gloss is good for the quality of the product.
Third, ok
Weigh: take the same caliber, the wall thickness, the length of two pipes to compare the weight, the high weight of the calcium powder, the impurity added too much, the material is not pure, cannot meet the requirements.
Four,
Conditional can use stamped on the tube side, to see if it can be easily tread down, with PVC pipe fell to the ground, if the broken tube is a “high calcium”, some manufacturers in order to save costs and increase profits, the pipe joined the excess calcium powder production, the pipe price is cheap, but its hardness is decreased a lot, fragile, as nonconforming product.High quality PVC pipe can be crushed by foot or even rolled by car, it will not break even, the poor PVC pipe can be crushed with the foot!
