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Wheat Classes Grown in the United States...




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Wheat Grades & Grade Requirements
Grading Factors
Grades U.S. Number
Minimum pound limits:
1
2
3
4
5
Test Weight (lbs/bu):
HRS or White Club Wheat
58.0
57.0
55.0
53.0
50.0
All other classes and subclasses
60.0
58.0
56.0
54.0
51.0
Test Weight (kg/hl):
HRS or White Club Wheat
76.4
75.1
72.5
69.9
66.0
Durum
78.2
75.6
73.0
70.4
66.5
All other classes and subclasses
78.9
76.4
73.8
71.2
67.3
Maximum percent limits:
1
2
3
4
5
Defects:
Damaged kernels - Heat (part of total)
0.2
0.2
0.5
1.0
3.0
Damaged kernels - Total
2.0
4.0
7.0
10.0
15.0
Foreign material
0.4
0.7
1.3
3.0
5.0
Shrunken and broken kernels
3.0
5.0
8.0
12.0
20.0
Total 1/
3.0
5.0
8.0
12.0
20.0
Wheat of Other Classes: 2/
Contrasting classes
1.0
2.0
3.0
10.0
10.0
Total 3/
3.0
5.0
10.0
10.0
10.0
Stones
0.1
0.1
0.1
0.1
0.1
Maximum count limits:
1
2
3
4
5
Other material (1000 gram sample):
Animal filth
1
1
1
1
1
Castor beans
1
1
1
1
1
Crotalaria seeds
2
2
2
2
2
Glass
0
0
0
0
0
Stones
3
3
3
3
3
Unknown foreign sunstance
3
3
3
3
3
Total 4/
4
4
4
4
4
Insect-damaged kernels in 100 grams
31
31
31
31
31
U.S. Sample grade:
Wheat that:
(a) Does not meet the requirements for U.S. Nos. 1, 2, 3, 4, 5; or
(b) Has a musty, sour or commercially objectionable foreign odor (except smut or garlic odor); or
(c) Is heating or of distinctly low quality.

1/ Includes damaged kernels (total), foreign material, and shrunken and broken kernels.
2/ Unclassed wheat of any grade may contain not more than 10.0% of wheat of other classes.
3/ Includes contrasting classes.
4/ Includes any combination of animal filth, castor beans, crotalaria seeds, glass, stones, or unknown foreign substance.
CROP QUALITY
The Harvest

U.S. Wheat Quality

For decades, USW has published detailed information about each U.S. wheat crop -- by class and by regions within class. It is the information buyers need to get the most value possible for their investment.

Read the latest report...

HARVEST REPORTS

Early Look at Quality

USW publishes Harvest Reports for HRW, SRW, HRS, SW, and durum during the harvest season that include initial reports on quality as test samples are analyzed. Check back every Friday for updated reports.

Read Harvest Reports