Specialist in Manufacturing Industrial Steel Fasteners

Hastelloy C22 Fasteners

Visonalloy is manufacturing and producing Hastelloy C22 fasteners all over the world. We provide quality products that use quality raw materials which are brought from certified wholesalers only, and design them according to national and international quality standards and also custom-standards on the bases of customers demand.

The chemical nature of hastelloy C22 fasteners is unique with the presence of carbon 0.010%, chromium 20-22%, ferrous 2-6%, chromium 22-22%, molybdenum 12-15%, and phosphorus upto 0.02%, and rest of the composition carried by the nickel to balance the material. Hastelloy C22 is also known as Alloy C22, is chromium-molybdenum alloy that not only has good corrosion resistance but also good features of stress corrosion cracking. Hastelloy C22 fasteners are available in studs, nuts, bolts, washers, threaded bolts, hex nuts, and so on.

The characteristics of the Hastelloy C22 fasteners is exceptional and appraisable as well and that includes resistance to pitting and crevice corrosion, and even oxidizing media. Hastelloy C22 fasteners are always recognized first when the resistance across the reducing environment and oxidizing media is first priority. Apart from them, Hastelloy C22 fasteners can withstand a wide variety of chemical environments including several chemicals especially ferric acids.

The industries that demand Hastelloy C22 fasteners are oil and gas industries, petrochemical equipment, chemical industries, pharmaceutical industries, paper and pulp industries, sea and marine environments, water water processing and so on.

Hastelloy C22 Fasteners Specification :


DIN, ASTM, BS and all International Standards


3 mm to 200 mm

Bolt / Screw Size

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

Nuts Size

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

Washers Size

 M1 - M64 | #4 to 3" | Custom Sizes


 M02 to M33


 Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Spring Washers, Studs, Anchors, Marine Anchors, Nut, Hexagon Nut, Hex Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, U-Bolts, J Bolts, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screw, Eye Bolt, Foundation Bolts, Structural Bolts.

Property Class :

For Bolts & Screws: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H

For Nuts: A2-70, A2-80, A4-70, A4-80, F594C, F594D, F594G, F594H, A2-035, A4-040

For SHCS: F837B, F837C, F837E, F837

For Threaded Rods: A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2

Hastelloy C22 Fasteners Composition :

Chemical Composition
Typical compositional ranges for grade Hastelloy C22 Fasteners

Grade C Mn Si S Co Ni Cr Fe Mo P
Hastelloy C22 0.010 max 0.50 max 0.08 max 0.02 max 2.50 max 50.015 min* 20.00 – 22.50 2.00 – 6.00 12.50 – 14.50 0.02 max

Mechanical Properties
Typical mechanical properties for grade Hastelloy C22 Fasteners

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Hastelloy C22 8.69 g/cm3 1399 °C (2550 °F) Psi – 1,00,000 , MPa – 690 Psi – 45000 , MPa – 310 45 %

Equivalent Grades
Typical Equivalent Grades for annealed grade Hastelloy C22 Fasteners

Hastelloy C22 2.4602 N06022 NW 6022 - NiCr21Mo14W -
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