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Last Updated 2023/06/19

AccraFab Terms & Conditions
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Raw materials will be certified to one of more of the following corresponding material specifications and at the current specification revision. Note: Aluminum Sheet, 5052-H32 must be specified to all three of the following specifications: AMS 4016 AMS, QQ-A-250/8, and ASTM B209.

Aluminum Sheet:
Alloy Temper Bare Specifications
2024 T3 X AMS 4037 (Rev N, P, Q, or R);  AMS QQ-A-250/4 (Rev A or B); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
3003 H14 X ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
5052 H32 X AMS 4016, AMS QQ-A-250/8, and ASTM B209
6013 T4 X AMS 4347 (Rev C, D, or E); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
6061 T0 X AMS 4025 (Rev K, L, M, or N); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
6061 T4 X AMS 4026 (Rev L, M, or N); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
6061 T6 X AMS 4027 (Rev L, M, N or P); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
7075 T6 X AMS 4049 (Rev L, M, or N); ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
Aluminum Bar:
Alloy Temper Specifications
6061 (Cold Finished) ASTM B211 (Rev 12 or 12e1, M-23)
6061 (Extruded) T6511 ASTM B221 (Rev 12, 12a, 13, 14, 20, or 21)
6061 (Forged) ASTM B247 (Rev 09, 15, or 20)
7075 (Cold Formed) T7351 ASTM B211 (Rev 12 or 12e1, M-23)
7075 (Extruded) ASTM B221 (Rev 12, 12a, 13, 14, 20, or 21)
7075 (Forged) ASTM B247 (Rev 09, 15, or 20)
Aluminum Plate:
Alloy Temper Specifications
2024 T351 ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
6061 T651 ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
7075 T651 ASTM B209 (Rev 06, 07, 10, 14, 21 or 21a)
Commercial Steel
Alloy Specifications
Cold Rolled Steel ASTM A1008/A1008M (Rev 06, 10, 11, 12, 12a, 13, 14, 15, 16, 18, 20, 21, 21A, or 23E01) Type A or B
Electro-Galvanized
Alloy Specifications
Cold Rolled Steel ASTM A879/A879M (Rev 04, 06, 12, 12(2017) or 22 )
Stainless Steel
Alloy Specifications
304-2B ASTM A240/A240M (Rev 12, 12a, 13, 13a, 13b, 13c, 14, 15, 15a, 15b, 16, 16A, 17, 18, 19, 20, 20a, 22, 22a, 22b, 23, or 23a)
304-#4 ASTM A240/A240M (Rev 12, 12a, 13, 13a, 13b, 13c, 14, 15, 15a, 15b, 16, 16A, 17, 18, 19, 20, 20a, 22, 22a, 22b, 23, or 23a)

Chemical processing will be certified to the following industry standard specifications unless otherwise requested.

Anodizing
MIL-A-8625F
o  Type II, Class 1 (Clear, ROHS Compliant)
o  Type II, Class 2 (Black)
o  Type II, Class 2 (Gold, Blue, Red, Turquoise, Green, Purple)
Hard Anodize
MIL-A-8625F
o   Type III, Class 1 (Clear)
o   Type III, Class 2 (Black)
o   Type III, Class 2 (Gold, Blue, Red, Turquoise, Green, Purple)
Black Oxide
MIL-DTL-13924E
o Class 1 (for Iron, Carbon, and Low-Alloy Steels)
o Class 4 (for Corrosion Resistant Steels)
Chem Film
MIL-DTL-5541F
o   Type I, Class 1A
o   Type II, Class 1A
Bright Nickel (Electro-deposited)
AMS QQN290 D
o Class 1
o Class 2
Electroless Nickel Plating
MIL-C-26074E
Electropolish
ASTM B912-02(2018): for 200, 300, and 400 series stainless steels, copper sulfate tested
Passivate
ASTM A967/A967M-17
Tin Plating
ASTM B545-22
Zinc Plating
ASTM B633-23
o   Type I without supplemental chromate
o   Type II Gold
o   Type II Black
o   Type III Clear/Blue ROHS/TCP Compliant (Trivalent Chrome)
o   Type III Ultra Seal Treatment
o   Type III Clear/Blue Chromate (Trivalent Chromium) SC3