Duplex Fasteners
Manufacturer in India
We offer an inclusive range of Duplex Fasteners such as Duplex 2205 and Duplex 2507. Also known as UNS S31803/S32205 and UNS S32750, these Fasteners exhibit higher strength than standard stainless steels and can be customized in terms of thicknesses and sizes as per specific client requirements.
We are a top quality Duplex Fasteners Manufacturer In Mumbai. Duplex Fasteners are heavily demanded by mechanical and automobile industries for their accurate dimensions and durability. We are also the top manufacturer of Carbon Steel Fasteners in India.
About Duplex Fasteners
Our comprehensive range of Duplex Fasteners includes high-performance stainless steel grades such as Duplex 2205 (UNS S31803 / S32205) and Super Duplex (UNS S32750) manufactured in strict compliance with ASTM International Standards. These components deliver excellent mechanical yield strength alongside exceptional resistance to pitting, crevice corrosion, and chloride stress corrosion cracking.
Our precision-machined Duplex Fasteners can be manufactured in customized sizes, threading standards, and specialized dimensions to fulfill unique project specifications.
High-tensile Duplex Fasteners are extensively utilized in oil & gas, marine environments, chemical plants, petrochemical refineries, offshore platforms, and power generation industries where extreme strength, durability, and corrosion resistance are mandatory requirements. Additionally, we are a premier manufacturer of Carbon Steel Fasteners in India.
Exporters Of Duplex Fasteners
Manufacturers Of Duplex Fasteners
Stockist of Duplex Fasteners
Additional Information: Duplex Fasteners
Ananka Group is the top Duplex Fasteners Manufacturer in India. Duplex is considered a high-performance alloy that is capable of surviving in harsh environments (high temperature and high stress) even when exposed to corrosive surroundings.
Since it is a strong material with corrosion resistance, it has been used in nuclear and chemical reactors and also in valves and pipes in the chemical industries. We are a leading Duplex Fasteners Manufacturer in Mumbai. The most common Duplex used in fasteners includes grades like Duplex 2205 and Super Duplex 2507.
Specifications Of Duplex Fasteners
- Standards: ASTM A182, ASTM A240, ASTM A276, ASTM A479
- Size Range: M3 to M56 / 1/4” to 2”
- Length: As per requirement
- Class: Duplex 2205, Super Duplex
Duplex Fasteners Chemical Composition
The following table shows the typical chemical composition of commonly used Duplex stainless steel grades for fasteners.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| Duplex S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 - 23.0 | 3.0 - 3.5 | 4.50 - 6.50 | 0.14 - 0.20 | 63.72 min |
| Duplex S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 - 23.0 | 2.50 - 3.50 | 4.50 - 6.50 | 0.8 - 0.20 | 63.54 min |
| Duplex S32750 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 - 26.00 | 3.00 - 5.00 | 6.00 - 8.00 | 0.24 - 0.32 | 58.095 min |
| Duplex S32760 | 0.05 max | 1.00 max | 1.00 max | 0.030 max | 0.010 max | 24.00 - 26.00 | 3.00 - 4.00 | 6.00 - 8.00 | 0.20 - 0.30 | 57.61 min |
Industrial Applications
Our Duplex Fasteners are engineered for critical high-performance environments:
- 🛢️ Oil & Gas Industries
- ⛽ Petroleum Industries
- ☢️ Nuclear Energy Sector
- ✈️ Aerospace Industry
- 🛡️ Defence Industry
Duplex Fasteners Packaging and Delivery
LC (Letter of Credit), TT (Telegraphic Transfer or Wire Transfer), Cheque, and others.
Duplex Fasteners are packaged with caution and safety so they reach our client’s as good as he would expect. Packaging Charges Extra.
Mumbai or Kalamboli ports in the Maharashtra state of India.
18% GST (As applicable).
