WHAT IS A BUTTWELD 90 DEGREE ELBOW?
Fittings that change direction in a piping system are called as elbows. The directional changes are given in degree such as 45 or 90 degree. The 90 degree elbow has the center line of elbow at 1.5 x NPS from eblow end. 3R elbow has center line at 3 x NPS from elbow end.
While manufacturing Buttweld 90 Degree Elbow, various standard specifications are covered that even includes international specifications such as:
? Dimensions- ASME/ ANSI B16.9, ASME B16.28, MSS-SP-43
? Size- for welded/ fabricated/ ERW (1/2 NB to 48NB), for seamless elbow (1/2 NB to 24NB)
? Types- welded, fabricated, ERW, seamless
? Thickness- scheduled under sections 5S, 20S, 30S, STD, 40S, 80S, 140S etc
? Forms- elbow, long radius elbow, 90-degree elbow, short radius elbow
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MICRON STEEL & TUBES
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