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What does R=10 in Elbow DN200 R=10 mean?

2009-12-12View Original

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This post was last edited by security on 2011-2-28 at 14:27. What does R=10 in Elbow DN200 R=10 mean?
Reply #22009-12-12
It’s probably a typo! A short-radius elbow should be used: R=1.0D.
Reply #32009-12-12
Does it refer to a wall thickness of 10?
Reply #42009-12-12
1D is written as 10, or 10D
Reply #52009-12-12
The wall thickness isn’t denoted by R, right? It should be the radius. Depending on the location where it’s used, is it R=1DN or R=10DN? It shouldn’t be difficult to figure that out
Reply #62009-12-12
This post was last edited by zhuimeng11 on 2009-12-12 21:42. 1# jssqlulin should be R=1Dg, where Dg is the nominal diameter and R is the radius of the center of the elbow. Generally, R=1.5Dg or 1Dg
Reply #72011-02-28
What was said on the sixth floor is correct; the term \"elbow DN200 R=10\" is problematic. DN refers to the nominal diameter of the pipe, while elbows are specified using the radius R – these two terms should not be confused
Reply #82011-02-28
It should be R=1D; if it’s 10D, the radius is too large.
Reply #92011-02-28
It is R=1D, not R=10
Reply #102011-03-01
It depends on what environment you use it in. . . . . Under normal circumstances, R should be 1D; if it is 10D, then it is likely to be used in pneumatic conveying pipes or in situations where there are special requirements regarding the bend radius.

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