Weldolet, Threadolet, Sockolet Explained
Projectmaterials December 13, 2018 12 Comments
What are branch connections (or pipe branch outlet fittings aka “Olets”)? Olet fittings are a family of forged products used to make 45 or 90
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What are branch connections (or pipe branch outlet fittings aka “Olets”)? Olet fittings are a family of forged products used to make 45 or 90
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 A815 (duplex and super duplex),
The ASME/ANSI B16.9 specification covers the dimensions and the tolerances of carbon and alloy butt weld fittings. The MSS-SP 43 specification integrates ASME B16.9 to
How to define forged fittings? The term “forged fittings” refers to two families of pipe fittings (socket weld and threaded) used for small bore pipes
Weldolet dimensions and weights (“center of the run to Weldolet face”, “size-on-size” and “reducing” Weldolets sizes by NPS and schedule, and “run sizes combinations”). WELDOLET
What is a stub end and why should it be used? Stub ends are buttweld fittings that can be used (in combination with a lap
A fillet weld is defined, by the American Welding Society (AWS), as “A weld of approximately triangular cross section joining two surfaces approximately at right
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SIZES ⅜” to 12″
RATINGS 150# · 300# · 600# · 800#
GRADES Carbon · Stainless
ENDS Flanged RF · BW · THD · SW