Alloy 20 Hex Bolts

Manufacturer of ASTM B473 UNS N08020 Hexagon Bolts in India

Nitron Alloys Overseas is a leading company involved in offering numerous products, including a wide variety of piping components and fastening solutions. Our many products have occupied considerable space in the market because of their excellent operational ability. Alloy 20 Hex Bolt is our original product. It has been continuously at the top of our product list because of its high demand.


Carpenter 20 Hex Bolt from Nitron Alloys Overseas offers an extraordinary combination of high corrosion resistance and natural fabrication ability. These Hex Bolts can serve different applications up to a temperature of 1000 degree F in compliance with globally known specifications. These Hex Bolts are specially designed to counter stress corrosion cracking. They provide superb resistance to acid attacks and exhibits excellent corrosion resistance to sulphuric acid. the different forms of Alloy 20 Hex Bolt we manufacture are Alloy 20 Heavy Hex Bolt, Alloy 20 Hex Cap Screw, etc.


Alloy 20 Hex Bolt are manufactured at a big production plant of Nitron Alloys Overseas with accurate dimensions and elegant surface finish accompanied by durable built. We, through continuous efforts and research, have developed some time and money efficient techniques. This has increased our productivity, making us produce these Hex Bolts at a large scale in the least possible time. the workforce that performs all manufacturing operations is tremendously talented and work with complete dedication for the customer’s demands. Nitron Alloys Overseas try to prevent every minor error in the Alloy 20 Hex Bolt, whether it is because of improper handling or because of a defect in the machine. A supervising team take a look at all possibilities of error and eliminate them. This team is consisting of proficient engineers who also guide our workforce whenever necessary.


We have stringent quality norms, and to satisfy them, we even check the raw material that is going to get used in manufacturing at the time of arrival. the result of these quality check-ups defines the usability and life expectancy of the Alloy 20 Hex Bolt.


Nitron Alloys Overseas has always given priority to complete orders in a committed schedule and deliver them safely to the customer’s doorstep.


Specification of Alloy 20 Hex Bolts

Spec bag
Spec Hex Bolts

Specifications:ASTM B473 / ASME SB473

Standard:DIN, ASTM, BS and all International Standards

Length: 3 mm to 200 mm

Hex Bolt Size: M3 - M56 | 3/6" to 2" | Custom Sizes

Heat Treatment:Annealing, Stress Relieving, Case Hardening, Quenching and Tempering.

Types of Alloy 20 Hex Bolts

Alloy 20 Hex Head Bolts

Alloy 20 Hex Bolt

Alloy 20 Heavy Hex Bolts

Alloy 20 Heavy Hex Bolt

Equivalent Grades for Alloy 20 Hex Bolts

STANDARD WERKSTOFF NR. UNS AFNOR EN
Alloy 20 2.4660 N08020 Z2NCUD31-20AZ NiCr20CuMo

Alloy 20 Hex Bolts Chemical Composition

Grade C Mn Si S Cu Ni Cr Fe Mo P
Alloy 20 0.07 max 2.00 max 1.00 max 0.035 max 3.00 – 4.00 32.00 – 38.00 19.00 – 21.00 29.85 min* 2.00 – 3.00 0.045 max

Mechanical Properties of Alloy 20 Hex Bolts

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20 8.1 g/cm3 1443 °C (2430 °F) Psi -80,000, MPa -551 Psi - 35,000, MPa - 241 30 %