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Anonymous Poster

Box Threads

01/25/2008 10:36 AM

What is the deference between 1 ½ VR and 1 ½ LP box threads, also I want to know that 1.900 sharp vee, 1 ½ VR and 1 ½ VRT all same.
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#1

Re: Box Threads

01/26/2008 2:03 AM

LP=tubing, strait threads not tapered as pipe

VR=tapered as for electrical conduit connections

VRT=tapered fluid connections

Sharp Vee is old style not dependable, weak; modified "V" thread has relief, flat.

ref: machinist bible, Mcgraw-hill

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Anonymous Poster
#2
In reply to #1

Re: Box Threads

01/26/2008 9:27 AM

Thank you.
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