Astm A449 Bolts


About Astm A449 Bolts

Visionalloys is the company among very few serving high-quality ASTM A449 Bolts along with its respective grades. ASTM A449 is a technically high strengthening fastener suitable for various applications. These grades are produced from alloy steel or medium carbon. The process is like the fasteners go through a treatment of heat, which has an enormous impact on the strength that is increased by the process. Such that it is mainly used for general applications. 

Sometimes many technical engineers identify grade A325 all threaded rod which is incorrect ad must be rectified by the expert and its forged head units. Considering the specific configuration restriction where the A449 grade is highly flexible compared to the A325 grade. Chemistry is ironical of A449 by means of virtuality and even strength to that of ASTM A325. To produce this tough grade, we have to perform various quality checks. First of all these checks are conducted on raw units or material, which then gets verified by the team of professionals.

The A449 bolts are made up of the hardcore solution of some critical elements such as boron, sulfur, carbon, along with manganese, silicon, and phosphorus. This solution gives an impact-full strength to the grade, which is highly required for extremely pressurized applications. The A449 Fasteners are manually used or high-temperature conditions. Corrosion spreading is highly restricted by the grade and has become one of the most favored fasteners in the industry. The resistance to general corrosive is its basic features, whereas pitting corrosion along with crevice corrosion is the prime feature of A449 grade. Our skilled team is backed by the experience of decades having such that they perform various techniques that can enhance the fasteners’ strength.

The ASTM grade A449 has a special ability that is technically seen in extremely pressurized situations, which takes long hours of processing, after which the grade retains its power very quickly. This fastener is usually used to join the two objects or sometimes multiple objects with having no break at an end that is neither externally nor internally. Following the norms of ASTM standards, we materialize the grade with hi-tech technology along with the inclusion of high-class quality raw units of which both are required for the manufacturing of the grade.

Visionalloy ensures safety by various means, and outstanding technology for the production has lead to the enhance and further improvement of the quality of fasteners. Based on the excellent team of experts having massive knowledge of the industry and its future consumption units such that we are daily coming up with quality enhancement and new fasteners and their grades. However, custom packaging is also offered by us such that the client knows the plant’s destination well and can have extra-ordinary packaging of each grade as well as of the whole consignment.

Information of Astm A449 Bolts


DIN, ASTM, BS and all International Standards


+/-0.01mm to +/-0.05mm


3 mm to 200 mm |Custom Sizes


5 Pices


M3 - M56 | 3/6" to 2" | Custom Sizes

Special Grade

Stainless Steel 310 ,316,317,347


canton, pallet, Small Boxs / carton / pallet, or customer request

Top Manufacturers

SPAX® Screws, GKW, Unbrako, Kundan, APL, Sundaram Precision, Infasco, EBY Fastener Etc.

Comparative International Stainless Steel Fasteners Grades

properties of Astm A449 Bolts

  • Mechanical Properties
  • Chemical Composition

Makes Available of Astm A449 Bolts

Thyssenkrupp Make Astm A449 Bolts

Outokumpu Make Astm A449 Bolts

Acerinox Make Astm A449 Bolts

Mukand Steel Make Astm A449 Bolts

Laxcon Steel Make Astm A449 Bolts

JSW Make Astm A449 Bolts


  • Packaging
  • Testings (Destructive, Non Destructive)
  • Application Industries
  • We Visionalloys Ensure the best quality of Packing , because its play important role especially in a case of international shipments in which consignment pass through various channels to reach the ultimate destination, so we put extraordinary concern regarding packaging.
Boxes and Crates Shrink-wrapped
Carton boxes Wooden pallets
Wooden boxes Wooden crates
Testings (Destructive, Non Destructive)
  • Chemical Analysis – Spectro Analysis
  • Intergranular Corrosion (IGC) Test
  • Pitting Resistance Test
  • Dye Penetrant Test (DP Test)
  • Micro Test
  • Macro Test
  • Hardness Test
  • Flaring Test
Application Industries
  • Construction
  • Bridges
  • Petrochemical Industry
  • Ship Building
  • Engineering
  • General Structural Purposes
  • Offshore and Onshore Services

Delivery Available

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