Reducing pipe, also known as reducer, is one of the chemical pipe fittings used for connecting two different pipe diameters. It is further divided into concentric and eccentric heads.

The materials of reducers include stainless steel reducers, alloy steel reducers, reducer carbon steel reducers, reducer 20 steel q234q345, etc.

Product standards

National standard, American standard, British standard, and various non-standard high-pressure stamping "Steel plate welded fittings" GB/T13401-2005 specification for reducing pipe standards

The quality of reducing pipes should comply with the current national standard GB/T 12459-2005 for seamless welded steel fittings

Standard GD0506~0507 of the Ministry of Electric Power

National standard (GB/T9112-2000)

Mechanical Department Standards (JB81-59, JB/T74-94)

Petrochemical Department Standard (SH3406-96)

Ministry of Chemical Industry Standards (HG5010-58, HG20592-97)