Term
| fillet welding 3/8 stud flat. what diameter? |
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Definition
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Term
| welder certification lasts ? |
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Definition
indefinitely unless not engaged in the process for more than 6 months at a time. (period of effectiveness)
4.2.3.1 |
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Term
| maximum electrode diameter, current, root pass thickness, fill pass thickness, single pass fillet size, single pass layer width for prequalified procedure |
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Definition
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Term
| visual examinations are requires for inspectors every______ months per D1.1 |
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Definition
| 3 years or less if necessary (visual acuity) 6.1.4.4 |
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Term
| alternate stress-relief treatment. (below minimum specified temperature) |
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Definition
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Term
| steel backing for statically loaded structures. (removal) |
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Definition
| need not be welded in full length or removed unless specified by engineer. 5.9.1.5 |
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Term
| WPS qualification visual inspection of grove welds (including pipe clause 9) |
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Definition
no cracks, craters filled to the full cross sections of the weld, reinforcement not exceeding 1/8, shall have complete fusion, undercut no more than 1/32, CJP- root must be inspected- no cracks incomplete fusion or inadequate joint pen, max root concavity shall be 1/16, melt-through shall be 1/8
4.9.1.1 |
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Term
| WPS qualification visual of fillet welds (include pipe clause 9) |
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Definition
no cracks, craters filled to full cross section, leg sizes shall not be less than the required size, profile undercut 1/32 max
4.9.1.2 |
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Term
| allowable atmospheric exposure of low-hi electrodes |
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Definition
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Term
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Definition
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Term
| SMAW electrodes A5.1 vs A5.5 |
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Definition
A5.1- electrode requirements A5.5 spec for low-alloy steel electrodes
5.3.2 |
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Term
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Definition
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Term
| tack welds incorporated into SAW welds |
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Definition
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Term
| approved base metal, filler metal, preheat |
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Definition
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Term
| electrode classification group |
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Definition
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Term
| how much overlap is allowed in a procedure qualification test coupon |
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Definition
shall have complete fusion. for procedure qualification as well as in general.
4.9.1.1 |
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Term
| root opening for tubular butt joint with or without backing |
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Definition
| 1/8 without backing, with backing "production joint root opening" (WTF)figure 9.22 |
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Term
| tubular open root opening tolerances without backing |
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Definition
SMAW face- +-1/16 root opening +-1/16
GMAW face- +-1/32 root opening +-1/16
FCAW face- +-1/16 root opening +-1/16
table 9.5
groove angle degree +- 5 ALL |
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Term
| welding shall not be done |
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Definition
ambient temp is lower that 0*F
surfaces are wet or exposed to precip
high wind velocities
5.11.2
welding personal are exposed to inclement conditions |
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Term
| minimum preheat and interpass temp |
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Definition
below 32 preheat to 70* min (all materials all processes
table 3.3 |
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Term
| limits on acceptability and repair of mill induced laminar discontinuities. table 5.4. |
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Definition
1 inch or less- need not be explored
over 1 and 1/8 in depth- none, explore depth
over 1 depth over 1/8 but not greater that 1/4- remove, need not weld
over 1 deeper that 1/4 but not greater than 1- completely remove and weld
over 1 deeper than 1 U.T.
table 5.4 and 5.14.5.1 |
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Term
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Definition
less than 1"- shall not exceed 1/32
1/16 for 2" in 12" span
1" and above shall not exceed 1/16.
table 6.1 |
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Term
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Definition
ASTM 514, 517, and
A 709 grade HPS 100W 48 hours after
table 6.1 |
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Term
| in primary members undercut shall be no more than ______ |
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Definition
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Term
| when the weld is transverse to tensile stress under any design loading conditions undercut shall not exceed |
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Definition
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Term
| CJP groove welds in butt joints transverse to the directions of computed tensile stress |
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Definition
shall have NO visible piping porosity
table 6.1 |
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Term
| all other groove welds and fillet welds |
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Definition
| sum of visible piping porosity 1/32 or greater in diameter shall not exceed 3/8 in any linear inch and shall not exceed 3/4 in any 12 inches |
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Term
| frequency of piping porosity in fillet welds shall not exceed |
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Definition
one in each 4 inches of weld. the max diameter shall not exceed 3/32
table 6.1 |
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Term
| fillet welds connections stiffeners to web- |
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Definition
the sum of the diameters of piping porosity shall not exceed 3/8 in any linear inch and shall not exceed 3/4 in any 12 inches
table 6.1 |
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Term
| CJP groove welds in butt joints transverse to the direction of computed tensile stress shall have |
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Definition
NO piping porosity
table 6.1 |
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Term
| for all other groove welds the frequency of piping porosity shall not exceed |
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Definition
| one in 4 inches of length, the max diameter shall not exceed 3/32 |
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Term
| when rounding corners in bend test specimen the max radius is____ |
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Definition
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Term
| undercut on a procedure qualification plate |
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Definition
shall not exceed 1/32
4.9.1.1 |
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Term
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Definition
E70XX 4 hours max
E70XXR, E70XXHZR, E7018M- 9 hours max
table 5.1 |
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Term
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Definition
E70XX-X 4 hours max
E80XX-X 2 hours max
E90XX-X 1 hour max
table 5.1
E100XX-XE110XX-X .5 hours max |
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Term
| min fillet weld size on material less than or equal to 1/4 |
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Definition
1/8
min size for cyclically loaded shall be 3/16
table 5.7 |
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Term
| min fillet size on thickness grater than 1/4 and less than or equal to 1/2 |
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Definition
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Term
| min fillet on thickness grater than 1/2 and less than or equal to 3/4 |
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Definition
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Term
| min fillet on material grater than 3/4 |
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Definition
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Term
| symbol for limited thickness prequalified unlimited thickness type joint with complete penetration |
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Definition
L
legend for figures 3.2 and 3.3
P. 65 |
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Term
| numerical symbol for a flare bevel grove |
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Definition
10.
legend for figures 3.2 and 3.3
P. 65 |
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Term
| the duly designated person who acts for, and in behalf of, the owner or engineer on all inspection and quality matters specified by the engineer |
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Definition
verification inspector
1.3.3.2 |
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Term
| a welder qualified in 5G is also qualified for |
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Definition
plate, pipe, box tube in F,V,OH. Not H
table 9.9 |
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Term
| what qualification will qualify a welder in all positions pipe, tube, plate |
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Definition
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Term
| welder qualification fillet weld break test shall not contain |
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Definition
porosity or slag larger than 3/32 in greatest dimension
overlap
incomplete fusion
4.22.4.1 |
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Term
| in a fillet break test the coupons shall be subject to |
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Definition
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Term
| fillet break test shall not contain |
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Definition
porosity larger than 3/32 in greatest dimension
slag inclusions larger than 2.5mm at greatest dimension
incomplete fusion
overlap
4.22.4.1 |
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Term
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Definition
shall cover at lease 4 inches of weld length
if a rejection is found it shall be explored
2 additional spots in the same segment of weld joint shall be tested
if either of those 2 spots show defects the entire segment shall be tested
6.15.3 |
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Term
| cobalt 60 shall only be used when the steel |
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Definition
exceeds 2.5 inches
6.17.6 |
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Term
| for procedure testing of a fillet weld |
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Definition
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Term
| what plate test positions qualify a welder for all positions |
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Definition
2G, 3G, and 4G
1G is not necessary
table 4.1 |
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Term
| 2 in sch. 120 or 3 in sch. 40 covers a welder for |
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Definition
2-4 inch diameter
wall thickness 1/8-3/4
table 9.10 |
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Term
| 6 in sch. 120 or 8 sch. 80 covers a welder for |
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Definition
4in-U
wall thickness 3/16-U
table 9.10 |
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Term
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Definition
plate as well as pipe
table 9.9 |
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Term
| min distance from the source of radiation to the film |
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Definition
7 times the thickness of the weld plus reinforcement and backing
6.17.5.3 |
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Term
| contractor must keep radiographic tests for how long after completion of a job |
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Definition
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Term
| part C of 6.7 covers what range of thickness |
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Definition
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Term
| what precaution shall be used during fabrication of quenched and tempered steel |
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Definition
heat input shall be restricted
5.7 |
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Term
| conforming to A5.1 an E7018 electrode can be kept out of heated oven no longer than _____ hours after original opening |
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Definition
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Term
| low-hi electrodes shall be kept in a heated over of a temp no less than |
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Definition
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Term
| SAW groove weld using single electrode, thickness of the weld layers shall not exceed |
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Definition
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Term
| what frequency transducer shall be used for angle beam testing |
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Definition
the transducer frequency shall be between 2 and 2.5 MHz, inclusive
6.21.7.1 |
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Term
| in UT what shall determine if the search unit has adequate resolution to perform the test |
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Definition
transducer and search unit shall resolve the 3 holes in the resolution block
6.22.3
hole size of 1/16
table 6.14 |
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Term
| for UT how often shall recalibration be made |
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Definition
change of operators
each 2 hour max time interval
electrical circuity is disturbed in any way including:
transducer change
battery change
electrical outlet change
coaxial cable change
power outage (failure)
6.24.3 |
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Term
| permissible variation for specified depth of beam or girder |
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Definition
depth up to 36in- +-1/8
depth over 36in- +-3/16
depth over 72in- +1/16 -3/16
5.22.9 |
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Term
| with RT identification marks and 2 location identification marks shall be placed on the steel at each radiographic location. additional information may be |
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Definition
preprinted no less than 3/4" from the edge of the weld
6.17.12 |
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Term
| if the separation is greater than ____ the legs of the filet weld shall be increased by the amount of the root opening |
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Definition
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