Black Hex Head Carbon Steel Bolts

Black Hex Head Carbon Steel Bolts
 

Product description:

Black Hex Head Carbon Steel Bolts

Standard: DIN933, DIN931, ANSI B18.2.1, GB5780, GB5781, GB5782

OEM & ODM non-standard specification bolts are welcome

Delivery Detail: within 5 days or based on quantity.

Material: Carbon steel Q195 Q235 35K #45, Stainless Steel 304 316 200

Sizes: M3-M24

Surface Finish: Plain; Zinc Black; nickel plated; Zinc Yellow; Zinc Clear; hot-dip zinc/ HDG; dacrotized

General Package: 20-25Kg per Carton; 36-64Carton/ Pallet; or according to Customers requirements

1) Various kinds of bolts available

2) Can be made with different tensile strength, such as Class 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 10.9 and 12.9, imperial grade 2, 5, 8 and 10

3) Can be supplied with different finish; such as bright; zinc plated; hot-dip galvanized; mechanical plating; black

4) Can be made with different standards; such as ISO; DIN; AS/ NZS; GB; ANSI; BS and special standard according to the drawing

Surface Finish

Code

Zinc Blue

ZU

Zinc Black

ZB

Zinc Yellow

ZC

Color Zine

ZC

Zinc Clear

ZI

White Zine

ZI

Black Anodize

BL

Natural Anodize

NA

Gold Anodize

GD

Copper Red

RU

Copper Yellow

YU

Nickel Over Copper

CN

Tin Matt

DT

Flash Black Painting Coating

PC

Sn/ Pb Plating

TP

Sandblast and Anodize

SA

Nickel Flash

NI

Nickel Electroless

EN

Chrome Flash

CR

Tin Flash

ET

Passivation

PS

Gold Plating

AU

Silver Plating

AG

Titanium Plating

TI

Cadmium Plating

CD

Zinc-Iron Alloy

ZF

Chromate

CH

Plain

X

phosphate processing

Electro Painting

EF