when there is a change in the nonessential variable in wps, i produce a new WPS but without performing a new PQR.
my understanding It is the manufacturer quality control team and third party inspector task, to check and make sure that welding procedure specification is completely consistent...
API 650 Floor is single lap joint 2" overlap but last piece of floor because of shortage of plate can do butt joint.
API 650 can allowed combination of lap joint and butt welded joint..
Regards
Good morning friends
if we order 20 plates 8' x 10' SA 240 304 IT CAME IN NICELY PACK IN BUNDLE.
AS I am receiving the plates i check quantities & for description i see labels WHICH IS on top of bundle SA 240 304/304L -QTY 20
DO I have to open the bundle for receiving to make sure it is SA 240...
I am getting confusion in welder qualification certificate
PROCESS- GMAW
WELDING BASE METAL- P1 TO P1 - Range Qualified - P1 thru P11, P34,P4X
TEST COUPON = 0.375 "
WELDER IS QUALIFIED - 1/16" TO 0.750" AS PER QW 451.1
My understanding
welder is qualified only on GMAW Process & He...
Base metal thickness does NOT apply to welder performance qualification if you are using ASME Sec IX. Diameter and P Number but no thickness Min or Max. Only deposited weld metal thickness and that value is a max.
if welder weld 2" pipe sch 160 ( 0.343" thick)he is qualified from 1" o.d to...
Hello friends
If my Procedure Qualification Report (PQR) is approved by an AI or is an AWS Standard Weld Procedure, and my internal quality assurance has a record of the Weld Procedure Qualification (WPQ) from the individual welder with a continuity record to back up continuous (usually every...
hello friends
i am using my impact test welding procedure for 3/4" shell thickness do i have to still need production run off plates for
cat A & cat B. & do i need ferrite content examination on my weld procedure.
please advice.
stanly
hello friends
i am using my impact test welding procedure for 3/4" shell thickness do i have to still need production run off plates for
cat A & cat B. & do i need ferrite content examination on my weld procedure.
please advice.
Hello friends
need to clarify for API 650 TANKS
my welding process as per ASME section ix and approved by AI.
on the basis of welding procedures Manufacturer can approved welder without A.I SIGNATURE.
Welder Qualification Certification do not need a sign of A.I
regards
STAN
API 650 not say any thing about visual weld qualification.
in competent in the technique of the visual examination.
do i need CWB LEVEL II IN CANADA,
Please advice.
API 650- vertical shell joint final course of tank we got 1/2" gap between two plates.
can i put backing bar - weld it &removed.
make sure 100% full penetration.
please need openion.
API 650 new construction shell bevel repair do i have to do non conformance report.
During process of bevelling tool stuck one place cut more bevel so i used approved procedure & make proper bevel.
any way it is going to be welded during one shell course to another during construction at field...
Hello friends
Welding process GTAW -P8 TO P8 - 308 L
1) IF I WANT TO USE 309 OR 316 FILLING MATERIAL DO I HAVE TO CHANGE WPS.
2) IF MY WELDER IS QUALIFIED FOR GMAW P1-P1 CAN HE WELD P8-P8 GTAW.
regards
stan
is that mandatory to do LPI/MT on Nozzle on head welding.
the vessel is spot radiography ( RT-3 )
I was told if any nozzle on any head we need to do LPI.
Regards
regards
stan
Hello friends
is it permissible that i can build a same vessel as build 28 years ago without changing drawing & calculation.
I can use same CRN Registration but not sure i can use 1990 drawing & cal.
is that mandatory that we have to build as per new code then i have to change drawing & cal...
