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[MW:35533] SAW Welding Flux and Wire Combinations: Clarifications

Following is example to explain the conditions

 Condition 1

As per manufacturer (Say manufacturer ABC) the Flux and Wire combination mentioned on the data sheet and bag of flux is F7A8-EH12K and is inline with the ASME Sec II Part C SFA 5.17

Where "A" is as welded condition

PQR was qualified with PWHT using above mentioned manufacturers flux wire combination.

Question

1.       Can I write on my PQR and WPS write the Flux wire classification as F7P8-EH12K

2.       Batch of flux and wire used in PQR shall only be used in Production welding.

 

Condition 2

I use a Flux from manufacturer ABC and wire from manufacturer XYZ. Manufacturer ABC who is the manufacturer of Flux has certified the flux on bag as F7A8-EH12K (when I say this, I mean the manufacturer ABC has used both flux and wire from manufacturer ABC)

 

My actual conditions are I am using different manufactures for flux and wire to qualify PQR

PQR was qualified with PWHT

Question

1.       Can I use different manufacturer for flux and wire

2.       Can I write on my PQR and WPS write the Flux wire classification as F7P8-EH12K

3.       Batch of flux and wire used in PQR shall only be used in Production welding.

 

Appreciate your advice for me to understand and if any reference document which I can review of the subject to clarify.

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