Selected page of Midwest Fasteners Catalog
POWER TIP (CD)
PIN
SIZE
D
L
FD
12GA
.105
AS REQUIRED
.171
10GA
.135
AS REQUIRED
.187
MATERIAL:
LOW CARBON MILD STEEL
STAINLESS STEEL
C 0.23% max.
P 0.04% max.
AISI grade 302/304/305 std.
Mn 0.90% max.
S 0.05% max.
Other grades available upon request.
MECHANICAL PROPERTIES:
Tensile
60,000 psi (min.)
Values for various grades available upon
Yield
50,000 psi (min.)
request.
Elongation
20% (in 2 inches)
PLATING:
Galvanized and Copper plating are available.
Does not apply to Stainless.
ANNEALING: Can be annealed if required.
Can be annealed if required.
APPLICATION: Ideally suited for welding to surfaces covered with mill scale, rust, or paint without costly
preparation.
WASHERS:
Self-locking washers are available in a variety of sizes, shapes, and materials.
TO ORDER OR SPECIFY, GIVE:
1. Product Code ................................................................................... PT
2. Size ...................................................
| SELF-LOCKING WASHERS (Round)
Type
WA 200
WA 150
WA 120
WA 100
Diameter
2"
1-1/2"
1-3/16"
1"
Thickness
.015 nom.
.015 nom.
.015 nom.
.015 nom
Material
Mild Steel
Mild Steel
Mild Steel
Mild Steel
Plating
Galv.
Galv.
Galv.
Galv.
Edges flat or beveled
beveled
beveled
flat
beveled
Other materials available
Alum., S.S.
Alum., S.S.
Alum., S.S.
Alum., S.S.
Packaged per carton
1000
1000
1000
1000
MIDWEST FASTENERS Self-Locking Washers are
used in conjunction with MIDWEST FASTENERS
weld pins, insul-anchors and lacing anchors to fasten
insulation in place. Simply press the self-locking washer
onto the pin up to the insulation until the desired position is reached. Then clip off, (or bend over) the remaining portion of pin for a permanent attachment.
Both Round or Square self-locking washers are available as a matter of design or application preference.
The domed, multi-lanced hole design provides for ease
of locating washer on pin and positive locki
| 4-3
IMPORTANT NOTICE TO PURCHASER
All statements, technical information and recommendations contained herein are based on facts we believe to be
reliable, but the accuracy or completeness thereof is not guaranteed, and the following is made in lieu of all warranties,
express or implied.
Sellers and manufacturers only obligation shall be to replace such quantity of the product proved to be defective.
Neither seller nor manufacturer shall be liable for any injury, loss or damage, direct or consequential, arising out of
the use of or the inability to use the product.
Before using, user shall determine the suitability of the product for his intended use and user assumes all risk and
liability whatsoever in connection therewith.
No statement or recommendation not contained herein shall have any force or effect unless in an agreement signed by
officers of seller and manufacturer.
GUIDELINES FOR SELF STICK INSUL-ANCHORS
1. Must be applied to a clean, non-porous surface, that is f
| LACING ANCHORS
SIZE:
D
12 GA 14 GA are standard. Other sizes are available by special order.
LENGTH:
L
2-1/2" 4-1/2" are standard. Other lengths available by special order.
MATERIAL:
LOW CARBON STEEL
STAINLESS STEEL
PLATING:
Zinc plating is standard.
Does not apply to stainless.
OTHER MATERIALS:
Available by special order only.
WASHERS:
Self-locking washers are available in a variety of sizes, shapes, and materials.
TO ORDER OR SPECIFY, GIVE:
1. Product Code .................................................................................. LA
2. Size ................................................................................................... D
3. Length ................................................................................................ L
4. Material............................................................(if other than standard)
LACING ANCHOR
6-1
| MIDWEST FASTENER CD STUD LOAD STRENGTHS
STUDS (General Information)
*These values should develop fastener tension to slightly less than yield point.
7-6
| CD STUDS
FLANGED NO THREAD
STUD
D
FD
MIN. L
3/32
.174
.250
.115
.203
.250
1/8
.187
.250
.141
.218
.250
5/32
.250
.250
.161
.250
.250
3/16
.250
.250
.215
.312
.250
1/4
.312
.375
.273
.375
.375
5/16
.375
.500
MATERIAL:
LOW CARBON STEEL
STAINLESS STEEL
C 0.23% max.
P 0.04% max.
AISI grade 302/304/305 std.
Mn 0.90% max.
S 0.05% max.
Other grades available upon request.
MECHANICAL PROPERTIES:
Tensile
60,000 psi (min.)
Values for various grades available upon
Yield
50,000 psi (min.)
request.
Elongation
20% (in 2 inches)
PLATING:
Galvanized and Copper plating are available.
Does not apply to Stainless.
ANNEALING: Studs are annealed where required.
Studs are annealed where required.
MATERIAL:
ALUMINUM
BRASS
ALLOY 1100 5000 series
ALLOY (lead free) 70-30 std.
Other alloys available upon request.
Other alloys available upon request.
MECHANICAL PROPERTIES:
Values for various alloys available
Values for v
| SPECIAL CAPACITOR DISCHARGE WELD STUDS
From an .060" diameter no-thread CD stud to a 7/16"
hex CD stud, MIDWEST FASTENERS can manufacture a special CD stud to meet your precision fastening requirements. The illustrations below indicate
just a few of the possible configurations in which CD
studs can be manufactured. These illustrations; however, do not represent any standard MIDWEST FAS-
TENERS in-stock product line. If you require a special configuration CD stud for your application, please
submit a sketch or drawing with dimensions and material requirements to MIDWEST FASTENERS for a
quote.
7-19
| 8-8
STUDS (General Information)
ARC STUDS WEIGHT CHARTS (STEEL)
| BENT NO THREAD
THREADS: Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8 .
MATERIAL:
LOW CARBON STEEL
STAINLESS STEEL
C 0.23% max.
P 0.04% max.
AISI grade 302/304/305 std.
Mn 0.90% max.
S 0.05% max.
Other grades available upon request.
MECHANICAL PROPERTIES:
Tensile
60,000 psi (min.)
Values for various grades available
Yield
50,000 psi (min.)
upon request.
Elongation
20% (in 2 inches)
PLATING:
Plating is not standard.
Does not apply to Stainless.
Copper, nickel, and zinc available
upon customer request.
FERRULES:
Ferrules are component parts of studs. Not sold separately.
TO ORDER OR SPECIFY, GIVE:
1. Product Code ..................................................................... ARC B-NT
2. Diameter ........................................................................................... D
3. Length .....................................................................
| ARC STUDS
8-22
BENT-COLLAR
THREADS:
Standard thread is UNC-2A (Rolled when possible), other threads are available upon request.
Maximum standard thread length is 3-7/8 .
MATERIAL:
LOW CARBON STEEL
STAINLESS STEEL
C 0.23% max.
P 0.04% max.
AISI grade 302/304/305 std.
Mn 0.90% max.
S 0.05% max.
Other grades available upon request.
MECHANICAL PROPERTIES:
Tensile
60,000 psi (min.)
Values for various grades available
Yield
50,000 psi (min.)
upon request.
Elongation
20% (in 2 inches)
PLATING:
Plating is not standard.
Does not apply to Stainless.
Copper, nickel, and zinc available
upon customer request.
FERRULES:
Ferrules are component parts of studs. Not sold separately.
TO ORDER OR SPECIFY, GIVE:
1. Product Code .................................................................. ARC B-COL
2. Base Diameter ................................................................................ BD
3. Base Length ........................................................
| ARC STUDS
8-29
SHEAR CONNECTOR
THREADS:
Standard thread is UNC-2A (Rolled when possible), other threads available upon request.
MATERIAL:
LOW CARBON STEEL
AISI C1015, C1018, or C1020
MECHANICAL PROPERTIES:
Tensile
60,000 psi (min.)
Yield
50,000 psi (min.)
Elongation
20% (min.)
Reduction of Area
50% (min.)
SPECS:
ALL MIDWEST FASTENERS ARC SC studs meet AWS, AASHTO, and ICBO specifications.
Test reports available upon request.
FERRULES:
Ferrules are component parts of studs. Not sold separately.
Ferrule exterior dimensions are available upon request.
*SHEAR CONNECTORS: Available for welding to flat surface, inside angles, outside angles, and thru
deck. Each of these applications requires the proper style stud and ferrule, so please specify your application when
ordering studs.
TO ORDER OR SPECIFY, GIVE:
1. Product Code ......................................................................... ARC SC
2. Diameter ..................................................
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