How to connect black pipe fittings

Generally, the connection methods of pipes and fittings include threaded connection, grooved connection, flange connection, welding and socket connection. Below 2-1 / 2 “, threaded connection is often used, and more than 2” has been grooved connection,...
Malleable Iron Pipe Fittings – Inspection Guide

Malleable Iron Pipe Fittings – Inspection Guide

Introduction The main use for malleable iron pipe fittings is for pipeline systems, as connectivity pieces. However, the applicability range is much wider. Malleable iron technology includes a casting process in a pearlitic matrix. We are talking about malleable iron...

FAQ of Black Pipe Fitting

Q1: Are black pipe fittings cast iron A: The black pipe fittings are classified according to the surface treatment method, and the material can be malleable iron, ductile iron, carbon steel, PVC, PPR, etc. The black pipe fittings of Jianzhi brand are mainly made of...