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iRubric: SMAW Open root V-groove weld rubric

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SMAW Open root V-groove weld 
SMAW Open root V-groove weld
Students will use SMAW welding techniques to weld V-groove welds with 6018/7018 electrodes. Positions include 2F, 3F, 4F. Welds will be evaluated by AWS D1.1 standards. Weld coupons will 6"-9" in length
Rubric Code: TXCA78A
By jamiejones
Draft
Public Rubric
Subject: Vocational  
Type: Assessment  
Grade Levels: 9-12, Undergraduate

Powered by iRubric Welding Joints
  Advanced

20 pts

Proficient

18 pts

Basic

15 pts

Below Basic

12 pts

Total Points

1 pts

Proper weld reinforcement

Advanced

Weld has smooth transitions into base metal, reinforcement consistent and uniform
Proficient

Reinforcement is correct but not consistent with high and low spots in the weld.
Basic

reinforcement is acceptable in spots but not overall. inconsistent, exceeding 1/8" or not reaching flush.
Below Basic

Reinforcement profile totally unacceptable. Excessive uneven reinforcement, lack of reinforcement, poor transitions for weld metal into base metal
Total Points
Appearance

Advanced

Weld shows a constant uniformity the entire length of weld coupon, smooth bead appearance, good transitions into base metal.
Proficient

Weld shows a constant bead appearance and uniformity with limited discontinuities.
Basic

Weld varies in appearance, inconsistent bead fusion.
Below Basic

Weld is unacceptable with poor fusion, width and height control. Unacceptable discontinuities.
Total Points
Weld width and height:

Advanced

Bead is uniform width and height along the entire length of each weld.
Proficient

Bead maintains width and length. Limited discontinuities.
Basic

Inconsistent width and height throughout the length of the weld.
Below Basic

Weld is inconsistent with poor bead formation throughout, lack of fusion, undercut and uniformity.
Total Points
Surrounding Plate

Advanced

HAZ is limited to immediate weld area, no arc strikes outside of weld area, spatter is kept to a minimum and easily removed. No grinding marks.
Proficient

HAZ is limited to weld area, no arc strikes outside of weld area, spatter is limited but not all removed.
Not properly cleaned.
Basic

HAZ excessive, large droplets of spatter not easily removed. Weld not cleaned, grinder marks visible.
Below Basic

HAZ excessive, excessive non removable spatter, not cleaned, grinder marks clearly evident, general poor bead appearance.
Total Points
Completes welds in a timely manner

Advanced

Weld completed to meet all acceptable visual inspection criteria in less than the allotted time.
Proficient

Welds completed to meet all acceptable visual inspection criteria using the maximum allotted time.
Basic

Welds do not meet visual inspection criteria and exceeded allotted time.
Below Basic

Welds less than acceptable in all areas of visual inspection and not completed in allotted time.
Total Points




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