Category: Pipe Welding

Purge Tips Technical Resource

This document provides tips for purging various materials and pipe sizes. It also covers techniques for making purge dams and blocks.

Basic Model Piping Specification Technical Resource

This publication provides a model piping specification that can be used to document the materials, fabrication, installation, examination, testing and quality control for hydronic piping and similar steam, hot and chilled water applications.


General Brazing Guidelines

Your brazers will benefit from the concise, easy-to-read background information and instructions in these guidelines. The guidelines supplement NCPWB Brazing Procedure Specifications and include both mandatory and recommended practices as well as general information.

General Welding Guidelines

Supplement your welders’ knowledge with these practices not included in the Welding Procedure Specifications. This information is necessary for the proper welding of pipefittings.

Welding Talks

These talks describe welding, soldering, and brazing processes and their advantages and limitations. Information covered includes details of the numbering system used for selecting electrodes, NCPWB welding procedures and how to properly maintain welding equipment and store welding electrodes and filler metals.

Soldering Procedure Specification Technical Resource

NCPWB has developed a new soldering procedure in accordance with ASTM B-828, Standard Practice for Making Capillary Joints by Soldering of Copper and Copper Alloy Tube and Fittings . The procedure is designed to assist companies in complying with this standard when making soldered joints in copper plumbing and similar systems under many ASME Piping and Building Codes.