









Our Hastelloy C276 nuts are used in South Korea power plant on 2010!
Our Alloy 286 1.4980 &2.4952 Nimonic 80A nuts used in Netherlands GE Nuclear Power plant project on 2012!
Our SS321 & SS309S studs and nut are used in Vietnam Powerplant project on 2015!
Our Hastelloy C276 nuts are used in India Energy Group power plant in 2023&2024&2025!
Our duper duplex fasteners are used in Oman Power plant on 2010&2016&2024!
Our duper duplex fasteners are used in Mexico Power plant's cooling tower on 2024!
Our Hastelloy C276,C4,C22,G30,B3
Incoloy800/825/925/926
Inconel600/617/718/725
Monel400/k500
Duplex 2205 /2507
Stud , Bolt ,Nut and washer are exported to Western Europe every Month!
We are professional Nickle alloy / superalloy fasteners factory.We can produce Bolt , Nut, Washer, Threaded rod, Split cotter Pins, R clips and machining special parts according to the drawing with material of Hastelloy,Monel,Incoloy,Inconel,Titanium , Duplex series,Nimonic and normal stainless steel.
If you select us,you will enjoy the service by our 18 years experienced sales!
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Professional service!
Good quality products!
Trustworthy factory!
We are professional Stainless steel &Nickle alloy fasteners factory.We can produce Bolt , Nut, Washer, stud bolt, and special parts according to the drawing with stainless steel,nickel alloy steel.
We have stock fasteners of SS304&SS316&SS316L&duplex and some Hastelloy C276.We don't specify MOQ to many grade products.We supply the 100% sorting service.We accept small packing service.
Name | Hex bolt |
Standard | DIN931/DIN933,IS04014/IS04017.ASME B 18.2.1JIS B1180 |
Size Range | M5-MM64 or non-standard as requested |
Finish | Bright&Clean |
Marking | HT&FST or customizationHastelloy |
Material | C276/N10276/2.4819 |
Grade | Grade 80 |
Certificates | EN10204-3.1B |
Non-standards | OEM is available, according to drawing or samples |
Samples | Samples available |
Package | Bulk in box and then in cartons, then on palletsor according to customers requirement. |
Payment | T/TWestern Union |
Similar brand
UNS | Trademark | W.Nr |
N10276 | HastelloyC276 | 2.4819 |
Chemical Composition of Hastelloy C-276 Round Steel
Alloy | % | Ni | Cr | Mo | Fe | W | Co | C | Mn | Si | V | P | S |
C276 | Min. | Bal | 14.5 | 15 | 4 | 3 | |||||||
Min. | 16.5 | 17 | 7 | 4.5 | 2.5 | 0.01 | 1 | 0.08 | 0.35 | 0.04 | 0.03 |
Physical Properties of Hastelloy C-276 Round Steel
Density | 8.9g/cm3 |
Melting point | 1325-1370 ºC |
Minimum mechanical properties of Hastelloy C-276 round steel alloy at room temperature
Alloy state | Tensile strength Rm N/mm2 | Yield strength RP0.2 N/mm2 | Elongation rate A5% |
Solid state | 690 | 283 | 40 |
Features of Hastelloy C276,
known by its UNS N10276 designation, is a versatile and highly sought-after nickel-molybdenum-chromium alloy. In this comprehensive guide, we will delve into its chemical composition, explore its remarkable properties, and shed light on its wide range of applications across various industries. Additionally, we will discuss its exceptional resistance to corrosion, and the essential aspects of fabrication and heat treatment.
Chemical Composition:
Hastelloy C276 primarily consists of the following key elements:- Nickel (Ni): The primary component, providing a strong base for the alloy's exceptional performance.
- Molybdenum (Mo): Enhances corrosion resistance, particularly in reducing environments.
- Chromium (Cr): Contributes to the alloy's resistance to oxidizing agents like chlorides and oxidizing acids.
- Iron (Fe): An essential element, which when present in controlled amounts, maintains the required mechanical properties.
- Tungsten (W) and Cobalt (Co): Elements that further strengthen the alloy and provide stability against crevice corrosion.
Properties:
Hastelloy C276 boasts several remarkable properties that make it an ideal choice for challenging environments:- Corrosion Resistance: Its outstanding resistance to a wide range of aggressive media, including strong acids, chlorides, and seawater, sets it apart from conventional alloys.
- High Temperature Resistance: The alloy retains its mechanical strength and integrity even at elevated temperatures, making it suitable for high-temperature applications.
- Excellent Fabricability: Hastelloy C276 can be easily formed, welded, and machined, providing flexibility during fabrication processes.
- Good Mechanical Properties: The alloy exhibits excellent tensile and impact strength, further enhancing its suitability for various industrial applications.
Applications:
Due to its exceptional properties, Hastelloy C276 finds applications in diverse industries, including:- Chemical Processing: It is extensively used in handling corrosive chemicals and acidic solutions.
- Petrochemical Industry: The alloy is employed in reactor vessels, heat exchangers, and other equipment exposed to aggressive media.
- Oil and Gas: In offshore drilling environments and sour gas wells, Hastelloy C276 ensures reliable performance.
- Pollution Control: It plays a vital role in the construction of flue gas desulfurization systems and other pollution control equipment.
- Pharmaceutical and Pulp & Paper: Its corrosion resistance makes it valuable in pharmaceutical production and pulp and paper processing.
Resistance to Corrosion:
Hastelloy C276 stands out for its exceptional resistance to both uniform and localized corrosion. It maintains its integrity in aggressive environments, where other materials might fail. The alloy's resistance to pitting, crevice corrosion, and stress corrosion cracking makes it highly reliable, especially in chloride-rich conditions.Fabrication and Heat Treatment:
Hastelloy C276 offers ease of fabrication, allowing it to be formed into various shapes using standard techniques. Weldability is excellent, and the alloy can be joined using common welding processes like TIG and MIG welding. To achieve the desired properties, post-weld heat treatment is recommended.Conclusion:
Hastelloy C276 is a remarkable nickel-based alloy that excels in demanding environments, thanks to its exceptional properties and resistance to corrosion. Its wide range of applications across industries underscores its versatility and reliability. Whether in chemical processing, petrochemicals, or other challenging settings, Hastelloy C276 Pipe continues to prove its worth, ensuring the integrity and longevity of critical equipment.
Standard | DIN,ASME,SIO,JIS.BS.NFE,GOST |
Size Range | Diameter M5 - M64 ; 1/4"- 2 1/2 Length:10-1000mm ; 1/2"-40" |
Material | SS304 ,316,316L ,316LN,316 Lmod,316Ti,317L, 317LN, 321,310S, 904L 254SMO AL-6XN,1.4529 |
Duplex 2205/2507 | |
Hastelloy C4, C22 , C276 , C2000, B2, B3 , G3 , G30 , Hastelloy X 2.4600 , 2.4602 , 2.4603 , 2.4610 , 2.4617 , 2.4619, 2.4665 , 2.4675 , 2.4819 | |
Inconel600, 601 , 617 , 625 , 690 , 718 , 725 , X750 2.4669 , 2.4668 , 2.4816 , 2.4856 , 2.4851 , 2.4663 , 2.4642 | |
Incoloy800/800H/800HT, Incoloy825 , 90 1, 925 , 926 , 1.4958 , 2.4662 , 1.4529 , 1.4876 , 2.4858 , 1.4959 | |
Monelk500, Monel400; 2.4360 , 2.4375 | |
Titanium Alloy GR2/5/7, 3.7035, 3.7165 , 3.7235 | |
Urea steel 724L ,725LN ; 1.4435 , 1.4466 | |
Alloy20, Alloy28, Alloy31, Alloy 286,Alloy 80A(nimonic 80A) 2.4660 , 1.4563 , 1.4562 , 1.4980 , 2.4952 | |
Product range | Bolt , U bolt , Studs , Threaded Bar , Nut , Washers ,Machining Parts |
Marking | According to client's requirements ( OEM ) |
MOQ | Washers : 100 pcs, Nut: 50 pcs ,Bolt and Studs:10 pcs |
Sample policy | sample can be provided in free If we have stock,and the buyer pay the freight cost. |
Sample time | 7-10 days about |
In stock items | SS304/316 Bolt , Nut and washers M6-20 |
DIN7967 Pal nut M6-20 | |
Titanium Alloy bolt , nut , washers M6-20 | |
Some other sizes may have stock. | |
One stop purchase | We Will help you to realise one stop purchasing.Our salesman have more than 10 years experience in trading |