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Nickel Alloy Fasteners

ARK Stainless Inc. is a leading manufacturer and supplier of high-performance Nickel 200/201 Fasteners, renowned for their exceptional strength, corrosion resistance, and reliability in challenging environments. These fasteners are designed to withstand extreme conditions such as exposure to alkaline solutions, hydrochloric acid, sulfuric acid, and high-temperature environments. Nickel 200/201 fasteners are ideal for applications requiring good thermal and electrical conductivity, making them perfect for critical industrial uses where dependability is paramount.

We offer a diverse range of Nickel 200/201 fasteners, each providing distinct advantages. Nickel 200 is known for its excellent mechanical properties and outstanding resistance to alkaline and acidic environments. Nickel 201 offers improved resistance to the embrittling effects of carbon, making it especially suitable for applications involving higher temperatures. Our Nickel fasteners are manufactured in compliance with international standards, including ASTM B160 / ASME SB160, ensuring superior quality and consistent performance.

Table of Contents

Chemical Composition of Nickel 200 / 201 Fasteners

Grade C Mn Si S Cu Fe Ni
Nickel 200 0.15 max 0.35 max 0.35 max 0.01 max 0.25 max 0.40 max 99.0 min
Nickel 201 0.02 max 0.35 max 0.35 max 0.01 max 0.25 max 0.40 max 99.0 min

Mechanical Properties Of Nickel 200 / 201 Fasteners

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Nickel 200 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %
Nickel 201 8.9 g/cm3 1446 °C (2635 °F) Psi – 67000 , MPa – 462 Psi – 21500 , MPa – 148 45 %

Nickel 200/201 Fasteners

Nickel 200/201 Fasteners are extensively used across a wide range of industries and engineering sectors, including chemical processing, food processing, marine systems, heat exchangers, power generation, petrochemical production, pharmaceutical equipment, and more. These fasteners are particularly valued for their excellent corrosion resistance and high thermal and electrical conductivity, making them suitable for challenging environments and demanding applications.
To ensure optimal quality, we subject these fasteners to a rigorous series of tests before delivery. These include mechanical testing, PMI testing, chemical analysis, flattening tests, micro and macro examinations, and IGC testing, among others. All necessary documentation and test certificates are provided along with these fasteners, ensuring our customers receive products of superior quality and exceptional performance.


200/201 Nickel ASTM B160 Fasteners Equivalent Grades
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Nickel 200 2.4066 N02200 NW 2200 NA 11 НП-2 N-100M Ni 99.2
Nickel 201 2.4068 N02201 NW 2201 NA 12 НП-2 - LC-Ni 99

Specification of Nickel Alloy Fasteners
  • Specification: ASTM B160 / ASME SB160
  • Dimension: DIN, ISO, ASTM, JIS, BS, GB, IS, and all International Standards
  • Size Range: M3 - M56 | 3/6" to 2" | Custom Sizes
  • Length: 3 mm to 200 mm
  • Types: 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.