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Brass Codes and Description

 

Plating Code

Plating Description

Appearance

RoHS Compliant

X

Cadmium (Commercial)

Dull Silver Gray

No

W

Cadmium QQ-P-416F -Class 2
Type - 1 (Clear Chromate)

Dull Silver Gray

No

V

Cadmium QQ-P-416F -Class 2
Type - 2 (Color)

Yellow iridescent

No

T

Nickel QQ-N-290
Class 1

A reflective finish.

Yes

O

Chrome QQ-C-320B Class 1
Type 1 (Bright Finish)

Bright Finish

Yes

N

Chrome QQ-C-320B Class 1
Type II (Satin Finish)

Satin Finish

Yes

M1

Zinc .0002 ASTM -B-633
(Yellow Chromate )

Yellow iridescent

Yes

L

Bright Dip

Brightens up Brass

Yes

K

Bright Tin

Bright finish

Yes

J

Hot Tin Dip MIL-T-10727C
Type II

Silver / Gray Appearance

Yes

I

Electro Tin ASTM B545
Class A or B

Silver / Gray Appearance

Yes

Y

Black Oxide, Brass MIL-F-495E

Black Non-Cosmetic Appearance

Yes

M1

Zinc Plate .0002 ASTM -B-633
(Yellow Chromate)

Yellow to Gold depending on Iridescense.

Yes

M2

Black Zinc

Black

Yes