API 510 Daily Exam Exam 8 (OPEN) Note: 1. Answer the questions by referring attached WPS/PQR documents. 2. Tick only one alternative which you you think is most most appropriate.
1.
Choo Choose se co corr rrec ectt stat statem emen entt from from the the foll follow owin ing: g: a. b. c. d.
2.
What What co cond nditi ition on belo below w des descr crib ibes es the the res resul ults ts of the the gui guide ded d ben bend d test? a. b. c. d.
3.
200° F 100° F 75° F None of above
What What weld weldin ing g proc proces ess s is qual qualif ifie ied d by this this PQR? PQR? a. b. c. d.
5.
The The thr three ee bend bend test tests s are are ac acce cept ptab able le and and the the four fourth th on one e is not acceptable The test test resu result lt ov over eral alll is ac acce cept ptab able le The The tes testt res resul ultt is is not not ac acce cept ptab able le due due to to the the lin linea earr indication The The ben bend d tes testt res resul ultt is is ind indet eter ermi mina nabl ble, e, ca carr rry y out out reretest.
The The mini minimu mum m qua quali lifi fied ed preh prehea eatt tem tempe pera ratu ture re for for the the WPS WPS is: is: a. b. c. d.
4.
The The PQR PQR show shows s roo roott s spa paci cing ng of 1/8” 1/8” and and sam same e sha shall ll be followed in production welding. PQR PQR show shows s bev beval al angl angle e 37° 37°.. It It sha shall ll be foll follow owed ed in production welding without change. PQR PQR doe does s not not show show back backin ing g rin ring, g, henc hence e pro produ duct ctio ion n wel weld d also can not be with backing ring None of of ab above is correct st statement.
GTAW SMAW GMAW SA W
What What is is the the P num numbe berr and and the the ten tensi sile le str stren engt gth h of SA SA-1 -106 06-C -C? ? a. b.
In accordance with the PQR, the WPS is qualified for what welding positions? a. b. c. d.
7.
What is the F No. of an E 6010 electrode? a. b. c. d.
8.
F F F F
Flat Flat and horizontal Flat and vertical Flat, vertical and horizontal
The bend test specimen used are side bend. They are: a. b. c. d.
10.
no. 4 No. 3 No. 2 No. 1
The welder who welded the test plate for PQR 101 is qualified to weld in what position? a. b. c. d.
9.
Flat and horizontal Flat, vertical, overhead and horizontal Vertical and overhead All positions
Not accepted since 2 face bend and 2 root bend must be used Accepted since as alternative to (a) 4 side bend may be used Accepted since only 2 bend tests are required where as 4 bend tests are performed Not accepted since all 3 types of bend tests (face, root, side) are required.
As far as thickness ranges for Base Metal (B.M.) and weld metal (W.M.) as shown on WPS are concerned, your decision about the qualified range is: a. b. c. d.
B.M. is okay and W.M. is not okay. Both B.M. and W.M. are okay. Both B.M. and W.M. are not okay. W.M. is okay and B.M. is not okay.
PWHT of PQR test coupon shows “No PWHT”. It means that the PWHT for ____________:
11.
PWHT of PQR test coupon shows “No PWHT”. It means that the PWHT for ____________: a. b. c. d.
12.
WPS may be with PWHT WPS must be without PWHT WPS must be without PWHT WPS may be with or without PWHT as PWHT is nonessential variable
In production welds, if groove design is changed to double V groove for the qualified base metal thickness, as per ASME Sec. IX will you: a. b. c. d.
Accept the change — since it is non-essential variable Will not accept — since it is essential variable Accept only if okay by radiography Accept only if okay by both radiography and UT
13.
Based on the specimen areas provided in PQR, are the ultimate stress calculations correct (as rounded up to psi) for specimen T1 and T2: a. Calculation is okay for T1 alone. b. Calculation is okay for T2 alone. c. Calculations for both are okay. d. Calculations for both are not okay.
14.
Which condition below best describes the result of tensile tests reported on the PQR? a. b. c. d.
15.
Test Test Test Test
T1 T1 T1 T1
& T2 are acceptable & T2 are unacceptable is acceptable & T2 is unacceptable is unacceptable & T2 is acceptable
If electrode E7010 shown on WPS is changed to E7018, what is your decision? a.
Revise WPS to show the change and re-submit as new revision
b.
No revision of WPS is necessary as both belong to same F number.
