Nickel‑based Alloy Nuts
Nickel‑based alloy nuts are high‑strength matching fasteners for extreme‑environment assembly. Manufactured from Inconel, Hastelloy, Monel, Nimonic, GH series and PH steel grades. Excellent corrosion resistance and high‑temperature oxidation resistance. Metric and imperial sizes available, multiple surface treatments, comply with global standards, widely used in petrochemical, shipbuilding, power and pipeline connection projects.
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Description
| Item | Details |
|---|---|
| Product Name | Nickel‑based Alloy Nuts |
| Material | Monel / Inconel / Hasteloy / Duplex Steel / PH Steel / Nickel Alloy |
| Available Grade | Inconel series: 600,601,625,617,690,718,X‑750
Incoloy series:A‑286,800,800H,800HT,825,901,925,926 Nimonic series:75,80A,90,105,C263,L‑605 Hastelloy series:B,B‑2,B‑3,C,C‑276,C‑22,C‑4,C‑2000,G‑35,X,N PH stainless steel:15‑5PH,17‑4PH,17‑7PH Chinese GH series:GH2132,GH3030,GH3039,GH3128,GH4180,GH3044 Monel series:400,K‑500 |
| Specification | M0.8‑M16 or 0#‑1/2″, custom‑made per customer’s requirement |
| Surface Treatment | Anti‑rust oil, transparent paint, Black paint, Yellow paint, hot‑dipped Galvanized, electrical galvanized, Dacromet |
| Standard | ANSI, ASME, DIN, BS, JIS, GB, ISO etc |
| Payment Terms | TT or LC at sight |
| Delivery Time | Depends on Specifications, Quantity etc. |
| Заявка | Petrochemical & Gas industry,Shipbuilding industry, Power industry, Valve industry,Water works, and general pipes connecting projects etc. |
| Packing | Standard export packaging, As Customers’ Requirements |
Product Features
- Broad grade portfolio: Cover Inconel, Hastelloy, Monel, Nimonic, domestic GH superalloy and PH precipitation‑hardening steel, match various high‑temperature and corrosive working conditions.
- Metric & imperial size range: M0.8‑M16 metric, 0#‑1/2″ imperial sizes, support non‑standard custom production according to customer drawings.
- Diverse surface protection options: Anti‑rust oil, multi‑color paint, hot‑dip galvanizing, electro‑galvanizing, Dacromet coating to avoid rust and surface damage during storage and transportation.
- Global‑standard manufacturing: Produced following ANSI, ASME, DIN, GB and other international specifications, good interchangeability to match corresponding alloy bolts.
- Precise thread machining: Strict thread tolerance, smooth assembling performance, well‑matched with mating bolts for stable pre‑tightening force.
- Flexible export‑grade packaging, can be adjusted to satisfy special customer packaging demands.
Typical Performance
- Superior high‑temperature performance: Maintain high mechanical strength under sustained high‑temperature conditions, resist thermal relaxation to prevent fastening loosening.
- Outstanding corrosion resistance: Resist acid, alkali, chloride‑induced pitting and stress corrosion cracking, adapt to harsh chemical and marine corrosive environments.
- High mechanical reliability: Good yield strength and fatigue resistance under cyclic load, suitable for critical long‑term fastening joints.
- Excellent mating performance: Precise thread dimension, easy installation and disassembly, perfectly cooperate with nickel‑alloy bolts for integral fastening assemblies.
Main Applications
- ⛽ Petrochemical & Gas Industry: Matching fastening nuts for refining and natural gas process equipment and pipeline connections.
- 🚢 Shipbuilding Industry: Corrosion‑resistant nuts for ship and offshore platform equipment assembly.
- ⚡ Power Industry: High‑temperature fastening nuts for power station equipment and piping systems.
- 🛠️ Valve Industry: Supporting fasteners for industrial valve assembly.
- 💧 Water Works: Fastening components for water‑treatment and desalination engineering facilities.
- 🏗️ General Pipe‑connecting Projects: Critical fastening accessories for various industrial pipeline connection systems.

































