Start

Is the WPS supported by PQR. Does WPS show reference No. of the supporting PQR

Has PQR been revised

Is PQR signed and dated

Accept for detailed review

Yes

Yes

No

R

E

J

E

C

T

No

Yes

Place WPS & PQR side by side

Is unit stress > SMTS of base metal

Is location of failure stated

For tensile test are qty of specimen, area and unit stress calculation right

Go to the front side of PQR. Are P,F,A Nos Ok?

Are Pre heat and PWHT as per constr. Codes?

Is bend test Qty, type stated and correct

Was break in weld metal

Is unit stress > 95% of SMTS of base metal

No

No

No

No

No

No

Yes

Yes

Is the result stated & OK

No

No

Yes

Yes

No

Are results for toughness test (if any) OK

Yes

Go to tables as follows

SMAW - QW 253

GTAW - QW 256

QMAW - QW 255

SAW QW 254

Check WPS/PQR for QW 402 to QW 410 for the following

WPS: EV, NEV, SEV (if reqd)

PQR: EV, SEV (if reqd)

Are the documents OK?

(QW 153)

(QW 451.1)

Yes

Yes

Yes

Yes

ACCEPT

Go to Back of PQR.

Are the results for tensile, bend and toughness test (if required) stated?

No

No

Yes

(QW 140)

(QW 163)

(QW 451.1)

(QW 172)

(QW 153)

Review of WPS/PQR (Road Map)