Company Introduction

Company Introduction

Mcneil Instruments is a trusted name in the global steel and metal industry, delivering premium-quality products and customized solutions to meet diverse industrial needs. With a strong presence in the Kuwait and across international markets, we specialize in manufacturing and supplying stainless steel pipes, tubes, flanges, fasteners, and other high-performance metal products.

Our commitment to quality, innovation, and customer satisfaction sets us apart. Backed by years of industry expertise, we adhere to international standards and ensure precision engineering in every product we deliver. At Mcneil Instruments, we aim to build long-lasting relationships with clients by providing reliable, durable, and cost-effective solutions for industries such as oil & gas, construction, marine, and petrochemicals.

Incoloy 825 Nuts

What is Incoloy 825 Nuts?

Incoloy 825 nuts are fastening components made from a high-performance nickel-iron-chromium alloy known for its excellent corrosion resistance in acidic and high-temperature environments. This alloy provides superior resistance to sulfuric acid, phosphoric acid, seawater, and stress-corrosion cracking. As a result, Incoloy 825 nuts are ideal for harsh industrial applications requiring exceptional durability, stability, and oxidation resistance.

Applications of Incoloy 825 Nuts

  • Chemical Processing – Used in acid production, reaction vessels, and chemical handling systems.
  • Oil & Gas – Suitable for offshore platforms, sour gas operations, and subsea equipment.
  • Marine Engineering – Resists seawater corrosion in pumps, valves, and oceanographic equipment.
  • Pollution Control – Used in scrubbers, stack liners, and gas treatment systems.
  • Nuclear Industry – Applied in fuel reprocessing and radioactive waste systems.
  • High-Temperature Systems – Performs well in heat exchangers and thermal equipment.

Common Uses of Incoloy 825 Nuts

  • Fastening components for corrosive and acidic environments.
  • Used in chemical tanks, pipelines, and storage vessels.
  • Marine-grade assemblies requiring long-term corrosion resistance.
  • Structural connections in high-temperature pressure systems.
  • Machinery and pump components in chemical and petrochemical plants.
  • Applications where stress-corrosion cracking resistance is critical.
Hex Coupling Nuts Specifications

Incoloy 825 Nuts Specifications

Specification Details
Hex Coupling Nuts Standard EU, IFI, CSN, Italian, ASME, British BS, Indian IS, ISO, DIN, Polish PN, SAE
Hex Coupling Nuts Sizes M4 to M100
Hex Coupling Nuts Length 1/2″ to 2″ [Standard lengths or custom lengths as per requirement.]
Thread Types Metric (M) and Unified National Thread (UNC/UNF)
Hex Coupling Nuts Materials High Tensile, Stainless Steel, Inconel Fasteners, Incoloy Fasteners, Hastelloy Fasteners, Monel Fasteners, Silicon Bronze, Phospher Bronze, Aluminium Bronze, Nickel, Brass, Copper, Copper Nickel, Nitronic, Nimonic, ASME, ASTM
Hex Coupling Nuts Coating PTFE Coated Hex Coupling Nuts, Hot Dip galvanized Hex Coupling Nuts, Yellow Zinc Plated Hex Coupling Nuts, Blue Zinc Plated Hex Coupling Nuts, Black Zinc Plated Hex Coupling Nuts, Zinc Cobalt Plated Hex Coupling Nuts, Aluminium Zinc Flake Coated Hex Coupling Nuts, Black Phosphate Hex Coupling Nuts, Zinc Plated Hex Coupling Nuts, Nickel Plated Hex Coupling Nuts
High Tensile Grades 12.9 Hex Coupling Nuts, 14.9 Hex Coupling Nuts
Hex Coupling Nuts Forming Hot Forged Hex Coupling Nuts & Cold Forged Hex Coupling Nuts
Hex Coupling Nuts Materials & Grades

Incoloy 825 Nuts Materials & Grades

Materials Grades
Stainless Steel ASTM / ASME SA 312 GR. TP 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L
High Tensile 8.8, 10.9, 12.9, 14.9
Duplex Steel UNS NO S31803, S32205, S32550, S32750, S32760
Alloys Steel ASTM / ASME A/SA 193 / 194 – B6, B7 / B7M, B16, 2, 2HM, 2H, GR 6
Nickel Alloys Nickel Alloys 200, Nickel Alloys 201
Hastelloy Hastelloy C-22, C-276, C-2000, C-4, X, B, N, G
Inconel Inconel 600, 601, 625, 625LCF, 686, 718, 800, 825, X-750, 690, 602, 617, 925, A-289, AL-6XN, AL-904L
Most Selling Types Of Nuts

Most Selling Types Of Nuts

Hex Coupling Nuts Hex Coupling Nuts Hex Flange Nuts Hex Flange Nuts Hex Jam Nuts Hex Jam Nuts Hex Nuts Hex Nuts K Lock Nuts K Lock Nuts Nylock Jam Nuts Nylock Jam Nuts Nylock Nuts Nylock Nuts Slotted Nuts Slotted Nuts Square Thin Nuts Square Thin Nuts T Slot Nuts T Slot Nuts Weld Square Nuts Weld Square Nuts Wing Nuts Wing Nuts Lifting Eye Nuts Lifting Eye Nuts Heavy Hex Nuts Heavy Hex Nuts Hex Weld Nuts Hex Weld Nuts Hex Cap Nuts Hex Cap Nuts 12 Point Flange Nuts 12 Point Flange Nuts All Metal Lock Nuts All Metal Lock Nuts 2 Way Lock Nuts 2 Way Lock Nuts Acorn Nuts Acorn Nuts
Applications & Uses of Hex Bolts

Applications & Uses of Nut

Agriculture Industry

Hex Bolts in Agriculture Industry

Automobile

Hex Bolts in Automobile & Transportation

Oil and Gas

Hex Bolts in Oil and Gas Industry

Plumbing

Hex Bolts in Plumbing

Water Supply

Hex Bolts in Water Supply Systems

Chemical Refining

Hex Bolts in Chemical Refining

Building

Hex Bolts in Building & Construction

Power

Hex Bolts in Power Generation

Military

Hex Bolts in Military

Marine

Hex Bolts in Marine

Incoloy 825 Nuts Export Countries

Incoloy 825 Nuts Manufacturer, Supplier, Exporter in Countries

Country Country Country Country
Incoloy 825 Nuts exporters in Kuwait Incoloy 825 Nuts exporters in India Incoloy 825 Nuts exporters in Oman Incoloy 825 Nuts exporters in Iran
Incoloy 825 Nuts exporters in Qatar Incoloy 825 Nuts exporters in China Incoloy 825 Nuts exporters in UAE Incoloy 825 Nuts exporters in Africa
Incoloy 825 Nuts exporters in Turkey Incoloy 825 Nuts exporters in Mexico Incoloy 825 Nuts exporters in Canada Incoloy 825 Nuts exporters in Malaysia
Incoloy 825 Nuts exporters in Saudi Arabia Incoloy 825 Nuts exporters in Brazil Incoloy 825 Nuts exporters in USA Incoloy 825 Nuts exporters in Sri Lanka
Incoloy 825 Nuts exporters in Australia Incoloy 825 Nuts exporters in Nigeria Incoloy 825 Nuts exporters in 85+ countries
Hex Bolts Export Countries

Manufacturer & Exporter of Nuts in the Following Countries

Country Country Country Country Country
Saudi Arabia Kazakhstan Zimbabwe Netherlands India
Afghanistan Belgium UAE Israel Europe
New Zealand Mexico Canada Venezuela United Kingdom
United States South Africa Malaysia Poland Germany
Singapore Sri Lanka Australia Brazil Ireland