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The following pages contain much
useful data on plating, decimal
equivalents, suggested hole sizes
for screws, head dimensions, head
styles and much more useful
information. Also included is a copy
of the Fastener Quality Act dated
Nov, 1990.
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Plating Specifications |
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Plating, Coating,
or Finish
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For Use On
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Degree of
Corrosion Resis.
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Characteristics
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Zinc, electroplated
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All Metals |
Very Good |
Blue to blue-white gray color
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Cadmium, electroplated
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Most Metals
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Excellent |
Bright silver-gray, dull gray
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Dichromate |
Zinc & cadmium plated
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Very Good to excellent
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Yellow, green, or black
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Black Oxide
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Steel |
Superior to oiled surfaces
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Black, oiled finish
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Hot-Dip Galvanized
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Most Metals
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Very Good |
Maximum corrosion protection
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Tin, electroplated
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All metals |
Excellent |
Silver-gray color
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Copper, electroplated
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Most Metals
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Fair |
Nickel plate undercoat
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Bright Nickel
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Most Metals
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Indoor excellent, outdoor fair
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Silver-colored finish
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Anodizing |
Aluminum |
Excellent |
Frosty-etched appearance
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Passivating
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Stainless Steel
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Excellent |
Removes iron particles
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Black Passivating
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Stainless Steel
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Excellent |
Shiny black finish
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Materials
Carbon Steel:
Low Carbon- Grade 2,
AISI-1006, AISI-1008, AISI-1016,
AISI-1018, AISI-1021, AISI-1022
Medium Carbon- Grade
5, AISI-1030, AISI-1035, AISI-1038,
AISI-1541, Heat Treated
Alloy Steel- Grade 8,
AISI-1335 (Mg), AISI-4037 (Mo),
AISI-4140 (Cr, Mo), AISI-4340 (Ni,
Cr, Mo), AISI-8637 (Ni, Cr, Mo),
AISI-8740 (Ni, Cr, Mo), Heat Treated
Stainless Steel Materials:
18-8- 18% Chromium, 8%
Nickel, Austenic Stainless Steel (
18-8 Series ), Type-305, XM7, 303 &
303e, 304, 384, 316, 321, A2- Metric
316- 18% Chromium, 12%
Nickel, 2-4% Molybdenum, A4- Metric
410- 12% Chromium, 0%
Nickel, Heat treatable, Ferritic
Stainless Steel ( 400 Series ),
Type-430 & 430F,
Type-410, 416, 431, Martensitic
Stainless Steel ( 400 series )
Alloy 20- 20% Chromium,
34% Nickel, 3-4% Molybdenum
Exotic Materials:
Brass- 65% Copper, 35%
Zinc, No. 462 - Naval Brass, No.
464, No. 270 - Yellow Brass, No.
360, No. 675
Nickel Cooper- 70% Nickel,
30 % Copper ( Monel ),
Nickel-Copper-Aluminum ( K-Monel ),
Copper Nickel, No. 710, 715
Aluminum Alloy- Alloy
2024-T4, 7075-T73, 6061-T6, 6262-T9,
2011-T3
Inconel- Trademark of Inco
Ltd., 77% Nickel, 15% Chromium
Silicon Bronze- 96%
Copper, 3% Silicon, 1% Manganese,
Manganese Bronze, Bronze, No. 651,
655, 661, Aluminum Bronze, No. 614,
613, 642, 630, Phosphor Bronze, No.
510
Titanium- High strength to
weight ratio, plus corrosion
resistant, Titanium Alloy,
Ti-6A1-4V, Ti-4A1-4Mn,
Ti-1A1-8V-5Fe, Ti-6A1-12Zr,
Ti-6A1-6V-2Sn, Super Alloys
American Society for Testing
and Materials (ASTM), Alloy
Steel Stud Materials Specifications:
ASTM A193 Grade B7-
Chromium-Molybdenum Steel
ASTM A193 Grade B7M- Reduced
tensile strength, hardness
controlled to 235 Brinell max.
ASTM A193 Grade
B16- Chromium-Molybdenum,
vanadium Steel
ASTM A320 Grade L7- Designed for
low temperature applications
ASTM A320 Grade L7M- Reduced
tensile strength, hardness
controlled to 235 Brinell max.
ASTM A193 Grade B8-
Chromium-Nickel austnitic steel- 304
Stainless
ASTM A193 Grade B8M-
Chromium-Nickel Molybdenum austnitic
steel- 316 Stainless
American Society for Testing
and Materials (ASTM), Alloy
Steel Bolt Materials Specifications:
ASTM A307 Grade B7-
Chromium-Molybdenum Steel
ASTM A193 Grade B7M- Reduced
tensile strength, hardness
controlled to 235 Brinell max.
ASTM A193 Grade
B16- Chromium-Molybdenum,
vanadium Steel
ASTM A320 Grade L7- Designed for
low temperature applications
ASTM A320 Grade L7M- Reduced
tensile strength, hardness
controlled to 235 Brinell max.
ASTM A193 Grade B8-
Chromium-Nickel austnitic steel- 304
Stainless
ASTM A193 Grade B8M-
Chromium-Nickel Molybdenum austnitic
steel- 316 Stainless
American Society for Testing
and Materials (ASTM), Alloy &
Carbon Steel Nut Materials
Specifications:
ASTM A194 Grade A- Low Carbon,
Non-Heat Treat, Heavy Pattern
ASTM A194 Grade C- Recommended use
with A325 Structural Bolts, Lock Nut
Spec.
ASTM A194 Grade GT- Automation
Flange Lock Nut, C1022-1045 Steel
Grade 2- Low Carbon, Non- Heat
Treat, Finished Pattern
ASTM A194 Grade 2H- Recommended
use with A325 Structural Bolts, High
Pressure & High Temp.
ASTM A194 Grade 2HM-
Grade 5-
ASTM A194 Grade DH- Recommended use
with A490 Type 1 Structural Bolts
ASTM A194 Grade DH3- Recommended
use with A490 Type 3 Structural
Bolts
Grade 8-
ASTM A194 Grade F- Large Flange Nut,
AISI 1008-1035 carbon steel
ASTM A194 Grade 4-
ASTM A194 Grade L7-
ASTM A194 Grade L7M-
Stainless Steel-
ASTM A194 Grade 8- 300 Series
Stainless Steel, Heavy Pattern
ASTM A194 Grade 8M- 316 Series
Stainless Steel, Heavy Pattern |
