A563 Grade A Carbon Steel Black Oxide Heavy Hex Nuts With Oil

Brand Name:PM
Certification:ISO
Model Number:M6-M100, 1/4"-4"
Minimum Order Quantity:100PCS
Delivery Time:15-25DAYS PER CONTAINER
Payment Terms:L/C, T/T
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Location: Shanghai Shanghai China
Address: #888 xingrong road, jiading district, Shanghai
Supplier`s last login times: within 40 hours
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A563 Grade A Carbon steel black oxide with oil Heavy hex Nuts


  • Comparable to hex finish nuts but thicker and stronger
  • Typically used for creating structures through steel to steel structural connections
  • Often applied alongside structural bolts and washers to metal beams and girders
  • Compatible with A325 and A490 Structural Bolts
  • May contain a light coating of oil
  • ASTM A563

SIZE: 1/4" - 4", M6 -M100 .

STANDARD: ASME B18.2.2

THREAD: ASME B1.1 , UNC, UNF, UN8

FINISHED: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.



A563 Grade A: Carbon steel hex or heavy nuts.

A563 Grade B: Carbon steel hex or heavy nuts.

A563 Grade C:Quenched and tempered carbon steel heavy hex nuts.

A563 Grade DH:Quenched and tempered carbon steel heavy hex nuts.


NOTE: There are other types of A563. The one listed here is the one we receive the most requests for. For information on other types, please contact us.


A563 MECHANICAL PROPERTIES

Grade

Marking

Style

Size

Proof Load, ksi

Hardness, HBN

Plain

Galvanized

A

not required

hex

1/4" - 1-1/2"

90

68

116 - 302

heavy hex

1/4" - 4"

100

75

116 - 302

B

not required

heavy hex

1/4" - 1"

133

100

121 - 302

heavy hex

1-1/8" - 1-1/2"

116

87

121 - 302

C

3 circumferential marks

heavy hex

1/4" - 4"

144

144

143 - 352

DH

DH

heavy hex

1/4" - 4"

175

150

148 - 352


A563 CHEMICAL PROPERTIES

Element

A, B & C

DH

Carbon

0.55% max

0.2 - 0.55%

Manganese


0.60%

Phosphorus, max

0.12%

0.04%

Sulfur, max

0.15%

0.05%



China A563 Grade A Carbon Steel Black Oxide Heavy Hex Nuts With Oil supplier

A563 Grade A Carbon Steel Black Oxide Heavy Hex Nuts With Oil

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