Weldolet, Threadolet, Sockolet Explained
Projectmaterials
December 13, 2018
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What are branch connections (or pipe branch outlet fittings aka “Olets”)? Olet fittings are a family of forged products used
What are branch connections (or pipe branch outlet fittings aka “Olets”)? Olet fittings are a family of forged products used
Buttweld fittings are used to change the pathway of a pipeline (elbows), reduce/increase its bore size (reducers), branch (tees, cross) or blind it (butt weld cap). BW fittings are used for pipes above 2 inches in diameter, whereas socket weld and threaded fittings are used for smaller size pipes.
A complete overview of ASTM materials for buttweld fittings: ASTM A234 (carbon and low-alloy steel), ASTM A403 (stainless steel), ASTM
The ASME/ANSI B16.9 specification covers the dimensions and the tolerances of carbon and alloy butt weld fittings. The MSS-SP 43
How to define forged fittings? The term “forged fittings” refers to two families of pipe fittings (socket weld and threaded)
Weldolet dimensions and weights (“center of the run to Weldolet face”, “size-on-size” and “reducing” Weldolets sizes by NPS and schedule,
What is a stub end and why should it be used? Stub ends are buttweld fittings that can be used
A fillet weld is defined, by the American Welding Society (AWS), as “A weld of approximately triangular cross section joining
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