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
yes we got all certificate ( MTR ) & I check all sizes & qty,
but i not open stack because we are not going to use immediately.
we have two forms ( receiving & inspection)
receiving - i received as i said |But when we open stack can do inspection before we cut.
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...
thanks for reply
my understanding
joining base metal is P1 TO P1 - QUALIFIED RANGE P1 TO ANY GROUP BETWEEN ( P1 TO P8) P4X, P34.
QW-423.1- When a base metal shown in the left column is used for welder qualification, the welder is qualified to weld all combinations of base
metals are shown in...
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
thanks, friends
38wt cat 4 impact tested up to -50 same as 50 wt cat 4.
50 wt tensile stress is higher than 38 wt so we can use repads or any other attachments.
but if we do the butt joint with 38 wt technically no difference in notch toughness or tensile but as a formality approved by the...
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...
