welding procedure

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• Welding Procedure Specification — A Welding Procedure Specification (WPS) is a formal document describing welding procedures. According to the American Welding Society (AWS), a WPS provides in detail the required welding variables for specific application to assure repeatability… …   Wikipedia

• Procedure Qualification Record — The American Welding Society (AWS) defines welding Procedure Qualification Record (PQR) as a record of welding variables used to produce an acceptable test weldment and the results of tests conducted on the weldment to qualify a Welding Procedure …   Wikipedia

• Welding — is a fabrication process that joins materials, usually metals or thermoplastics, by causing coalescence. This is often done by melting the workpieces and adding a filler material to form a pool of molten material (the weld puddle ) that cools to… …   Wikipedia

• Gas tungsten arc welding — TIG welding of a bronze sculpture Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG …   Wikipedia

• ultrasonic welding — A high tech welding procedure used for metals (e.g., in wire bonding of integrated circuits) and plastics. Pressure is applied to the parts to be joined and ultrasonic vibrations are transmitted through the materials; frictional heat at the… …   Dictionary of automotive terms

• Shielded metal arc welding — (SMAW), also known as manual metal arc (MMA) welding, flux shielded arc welding …   Wikipedia

• Arc welding — uses a welding power supply to create an electric arc between an electrode and the base material to melt the metals at the welding point. They can use either direct (DC) or alternating (AC) current, and consumable or non consumable electrodes.… …   Wikipedia

• Gas metal arc welding — RMD redirects here. RMD may also refer to IRA Required Minimum Distributions. Gas metal arc welding …   Wikipedia

• Explosion welding — (EXW) is a solid state process where welding is accomplished by accelerating one of the components at extremely high velocity through the use of chemical explosives. This process is most commonly utilized to clad carbon steel plate with a thin… …   Wikipedia

• List of welding processes — This is a list of welding processes, separated into their respective categories.Arc weldingolid state weldingOther weldingReferences*Cary, Howard B. and Scott C. Helzer (2005). Modern Welding Technology. Upper Saddle River, New Jersey: Pearson… …   Wikipedia

• WPQT — Welding Procedure Qualification Test (Business » Positions) …   Abbreviations dictionary