SWENN SWBA & SWB10 Hex Bolt ASTM A325 & A490 | Bright Star LLC - Construction & Building Materials Dubai, Construction & Building Materials UAE.

SWENN SWBA & SWB10 Hex Bolt ASTM A325 & A490

SWENN Hex Bolts, conforming to ASTM A325 & A490 standards along with A563M Nuts and F436 Washers, are made from high-strength alloy steel. These bolts are designed for different steel structure applications, ensuring secure and stable structural connections.

Application Range

  • Structural steel connections.
  • Heavy-duty fastening in bridges, buildings, and other infrastructure.
  • Machinery assembly.

 

Features:

  • A325M and A490M bolts can be installed pretensioned or snug tight.
  • Full set with A563M Nuts and F436  Washers for complete fastening solutions.
  • Different types of coating and surface finish.
  • High-strength alloy steel for excellent durability.

Article Code  Dia. Range Length Range [mm] Finish
A325 Bolts
SWBAMxL M12-M36 30-250 Black, Hot Dip Galvanized
A490 Bolts
SWB10MxL M12-M36 40-250 Black
 A563M Nuts
SWNA563-10M M12-M36 - Black, Hot Dip Galvanized
F436 Washers
SWWFM M12-M36 - Black, Hot Dip Galvanized
 

Coating Standard

Material

Black Hot Dip Galvanized Zinc Flake Coating
A325 Bolts Black Oxide ASTM F2329 - ASTM F3125M Grade A325M
A490 Bolts Black Oxide - ASTM F3393 ASTM F3125M Grade A490M
A563M Nuts Black Oxide ASTM F2329 - A563M – 07
F436 Washers Black Oxide ASTM F2329 - F436M – 11
Parameter Item   Specification
Standards Compliance Bolts   ASTM F3125M, A325M, A490M
Nuts ASTM A563M – 07
Washers ASTM F436M
Strength Class Bolts Class A325, A490
Mechanical Properties Tensile Strength min MPa A325 : 830
A490 : 1040 - 1210
Yield Strength min MPa A325 : 660
A490 : 940
Nuts Proof Load min MPa 1165
Washers Hardness HRC 26 - 45
Coating Thickness     Zinc Flake Coating: 5-15 µm
Hot Dip Galvanized: 40-85 µm
Thread Compliance     ASME B1.13M. 6g, 6H
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