I need some help finding a machine that can weld from root to cap
in a piperack with limited space . this machine should be able to
produce a x ray quality weld under the following conditions ;
bevel-approx 30 deg. ; gap- approx 1/8 " ; hi lo- approx 1/16"
the pipe size will vary from 4" Std...
I have a question on code requirements for welding pipe components that form the internals of a Section VIII vessel .
What is the code of construction (if any ) for the welding of pressure retaining piping components that form part of the internal workings of a Section VIII vessel . If you can...
we have a piece of A106 B pipe that has damage on the bevelled end . we are working under B31.3 Normal Service ,
where would i look to find the appropriate code section
that allows me to 'butter ' the bevelled end to correct the gap before welding the joint ?
thanks
we have a fitting built under B16.9 , our code of construction is B31.3 normal service . the fitting (30 " elbow )has been damaged (don't know how and don't care ).
can someone please tell me where i can look to find if the deflection measured now renders the fitting usable or headed for the...
i need some guidance .every one knows it's common practice in tank building/vessel manufacture to weld from one side ,backgouge then weld from the other side (following Section IX welder and welding procedure requirements ) .
my question is this ; if the procedure being used calls for the SAW...
Recently while reviewing Welder Performance Qualification Cards I noticed what i believe are incorrect thickness ranges listed on these cards . My understanding is that the maximum thickness qualified as per Table QW452.1 (b) using radiagraphy is 2t,(twice the deposit thickness for each F#),I...
