Qingdao Hyperway International Trade

 To connect steel pipes, there are mainly four methods. that is, by welding, flange, thread and grooved couplings and fittings.

Of which, by grooved couplings and fittings is the easiest, safest and most convenient, it is free from restrict of construction sites and tools even bad weathers.

For more details of grooved couplings and fittings, just feel free to contact us.