Materials

Hastelloy c22/C276 fasteners have good dimensional accuracy, corrosion resistance, durability, high durability, high flexibility, strong structure, high tensile strength and other characteristics. The presence of molybdenum and tungsten provides good resistance to reducing media. The nickel content of Hastelloy c22 fasteners provides admirable resistance to oxidizing aqueous media. These fasting agents also work well wet in environments containing chlorine, formic acid, and acetic acid.

Incoloy 800H and 800HT are members of the Incoloy 800 family of alloys and have the same chemical composition, but slightly different levels of carbon, titanium and aluminum. We manufacture Incoloy 800/H/HT fasteners with excellent resistance to oxidation, water and reducing environments. Due to their excellent tensile strength and toughness, these fasteners can operate efficiently in high temperature and high pressure environments.

Hastelloy c22 fasteners are also resistant to wear in high temperature atmospheres and corrosive environments. Some of the environments in which these fasteners exhibit resistance are oxidizing media, reducing media, chloride environments, and sulfur environments. They are resistant to attack by chemicals such as nitric acid, chlorine, sulfur, acetic acid, organic, inorganic, phosphorus, etc.

Incoloy Alloy 800 / 800H / 800HT Fasteners (Nuts and Bolts) series for extreme corrosion resistance even in sour environments. Due to the high nickel and chromium content, Incoloy 800 bolts resist oxidation and carburization at high temperatures. The nickel content provides very good resistance to chloride stress corrosion cracking and pitting. By conventional methods, these fasteners are formed by cold and hot working processes. To increase ductility and hardness, our highly developed cells perform standard welding and forming processes.

INCOLOY 800/800H/800HT is a family of high nickel superalloys commonly used in the petrochemical processing industry. INCOLOY 800HT is similar to INCOLOY 800/800H, but with improved creep rupture strength. All of these alloys have high corrosion resistance. At higher temperatures, Incoloy 800 fasteners provide resistance to vulcanization, carburization and oxidation, as well as fracture and creep strength. Incoloy 800 bolts are a solid solution austenitic alloy. Appearing in the microstructure of Incoloy 800 are chromium carbide, titanium carbide and titanium nitride. Incoloy 800H Hex Head Bolts are easy to machine using standard methods. Thermoforming of Incoloy 800 is done in the temperature range of 870 to 1200 ¡ãC (1600 to 2200 ¡ãF). Incoloy 800 screws are used in power plants.

Incoloy 800 fasteners resist oxidation at high temperatures, a problem with most stainless steel alloys. Fasteners made from Incoloy 800 are also in great demand in petrochemical and chemical processing. Even when exposed to very high temperatures, Incoloy 800H fasteners maintain a very stable structure, making them very practical and sought after in many industries.

Similar to Inconel grades, Incoloy grade alloys have nickel and chromium as the main base elements. The only difference between these two alloy classes is their chemical composition. Inconel alloys contain almost more than 50% nickel, while Incoloy alloys are not only less than 50% nickel, but the alloys also contain iron. Known as a heat-resistant alloy, Inconel 825 has excellent properties. The most interesting properties of Incoloy 825 fasteners are their high creep resistance and high mechanical strength despite prolonged exposure to heat. The importance of these attributes in particular is considered critical across multiple industries.

Chemically, Incoloy fasteners are composed of nickel, iron and chromium as the primary alloy materials. In addition to these elements, trace amounts of molybdenum, copper and titanium are added to the B425 N08825 alloy. Components made from this alloy, including various Inconel 825 bolts and nuts, are less prone to deformation. This is because the alloy has a stable FCC microstructure. Like many conventional austenitic grade stainless steels, Alloy 825 threaded rod has a stable austenitic structure.

Inconel 825 fasteners have excellent resistance to both reducing and oxidizing acids in addition to general corrosion. These Incoloy 825 fasteners also resist stress-related corrosion cracking, localized corrosion such as pitting and crevice corrosion. Incoloy 825 is particularly resistant to acids such as sulfuric and phosphoric acid. Austenitic stabilizing elements such as nickel, one of the main alloying agents for nickel alloy 825 hex bolts, remain unchanged even in high temperature environments. Since the structure remains unchanged, the DIN 2.4858 studs are less likely to deform.

Incoloy 825 hex nuts are known for their tight tolerances and precise dimensions. Incoloy 825 Heavy Duty Hex Nuts offer excellent resistance to localized corrosion such as reducing and oxidizing acids, stress corrosion cracking, and pitting and crevice corrosion. These Incoloy 825 nuts have good mechanical properties from low to moderately high temperatures. However, exposure of these alloy 825 nuts to temperatures above 1000¡ãF results in microstructural changes that significantly reduce ductility and impact strength.

The distinguishing feature of Hastelloy B3 hex bolts is their ability to maintain excellent ductility during transient exposure to intermediate temperatures. Hastelloy B3 bolts are made of an alloy containing nickel and molybdenum. These bolts are resistant to corrosion, pitting and stress corrosion cracking. These bolts can also withstand a variety of acid binding environments, such as those containing sulfuric, acetic, formic, and phosphoric acids.

Hastelloy 276 bolts and fasteners are suitable for most chemical applications in the welded condition. However, it should be noted that in environments where C-276 alloy weld joints are subject to attack, C-22 weld filler material should be considered. Hastelloy C276 socket head cap screws also have excellent resistance to pitting corrosion, stress corrosion cracking and oxidizing atmospheres up to 1900¡ãF.

The primary alloy base materials for Hastelloy C276 include metals such as nickel, molybdenum and chromium. In addition to these three metals, Hastelloy C276 fasteners also have tungsten added. It is well known that the addition of tungsten to superalloys can improve the corrosion resistance of alloys in various harsh environments. Hastelloy C-276 alloy has excellent resistance to a variety of chemical process environments, including strong oxidizing agents such as ferric and cupric chlorides, hot fouling media (organic and inorganic), chlorine, formic and acetic acid, acetic anhydride , seawater and brine solutions.

Hastelloy X alloy (UNS N06002; W.Nr. 2.4665) is a high temperature, matrix strengthened, NiCrFeMo alloy with excellent oxidation resistance and excellent Strength. Hastelloy X alloy is a nickel-chromium-iron-molybdenum alloy that provides excellent oxidation resistance and high temperature strength while still being easy to manufacture.

Inconel 625 locknuts are known for their tight tolerances and precise dimensions. Inconel 625 nylon nut is a nickel-based superalloy with high strength properties and high temperature resistance.

Inconel 625 Bolts were developed in the 1960s as a vapor-lined piping material to provide high strength even in extreme high temperatures ranging from freezing low temperatures to 1800¡ãF. Inconel 625 Bolts, also known as Alloy 625, are known for their amazing ability to maintain strength and heat resistance in and out of corrosive environments.

Monel K500 bolts and nuts are used in a variety of industries due to their high temperature resistance, high corrosion resistance and durability. It is a nickel-copper alloy with a composition of 63% nickel and 27% copper, among other elements.

The composition of Monel K500 fasteners includes carbon, 2.3% aluminum, manganese, silicon, iron, sulfur and titanium in addition to nickel and copper. It is this unique composition that gives the material its superior strength, extreme corrosion resistance and ductility. Applications for these fasteners include the offshore petroleum industry, power plant applications, petrochemicals, gas handling units, specialty chemicals, and more.

Alloy K500 studs are threaded rods with threads on both ends. They can be of different types depending on thread distance from center and thread type. The material is resistant to high temperature and high pressure. It has a melting point of 1350 degrees Celsius, a minimum yield strength of 790MPa and a minimum tensile strength of 1100MPa. These values are twice as strong as level 304.

Alloy B (UNS N10001) was developed to resist hydrochloric acid. Hastelloy B2 has replaced it. Alloy B3 (UNS N10675) is a newer variant with higher thermal stability. These alloy B2 bolts are a wrought nickel molybdenum alloy that can be used in the as-welded condition. It is highly resistant to hydrochloric acid of all concentrations and temperatures. Known as UNS N10665 bolts, these bolts are also resistant to stress corrosion cracking and pitting.

Hastelloy C-276 is a very popular alloy for us because of its high corrosion resistance in a wide range of environments. It has excellent resistance to oxidizing aqueous media, including wet chlorine and mixtures of oxidizing acids containing nitric or chloride ions.

Alloy B Its popularity has been hindered by its availability. All of these materials are good against reducing acids, but very hard against oxidizing acids. Due to the high molybdenum content, this alloy is relatively expensive than other alloys. At the same time, it has excellent corrosion resistance to medium-concentrated sulfuric acid and various non-oxidizing acids, good resistance to chloride stress corrosion cracking (SCC), and good resistance to various organic acids.

Hastelloy Nickel Alloy B2 is a very chemically resistant alloy with high resistance to pitting and stress corrosion cracking in the heat affected zone. In particular, this alloy performs well in harsh environments such as sulfuric acid, hydrogen chloride and phosphoric acid. Alloy B is also known as WNR 2.4617 bolts and we offer these types of alloys in all material grades, gauges and sizes.

Hastelloy C-276 fasteners and other products in the Hastelloy family have excellent resistance to corrosion and oxidizing and reducing chemicals. Due to its adaptability, Hastelloy C-276 alloy can be used in problem areas and is more likely to occur in process areas. In Hastelloy C276 hex bolts, the chromium content is increased to about 21% and the molybdenum content is reduced to about 13%. Hastelloy C276 Heavy Duty Hex Bolts also provide optimum resistance to environments encountered in reducing and oxidizing conditions in the process stream.

Hastelloy C-2000 Fastener, also known by many as Alloy C-2000, is a versatile nickel-chromium-molybdenum alloy with excellent resistance to stress corrosion cracking and pitting corrosion. The C-2000 fastener (UNS N06200) is unique among other Hastelloy alloys with approximately 1.6% copper added to its chemical composition. These properties make them ideal for applications such as heat exchangers and industrial reactors. Hastelloy C2000 fasteners combine the excellent resistance to oxidizing media of C276 with excellent resistance to non-oxidizing environments, making it a unique alloy for protecting chemical process equipment under a variety of conditions, including fluids contaminated with iron ions .

Alloy 926 is a super austenitic molybdenum stainless steel with excellent resistance to a variety of highly corrosive environments. The combination of molybdenum and nitrogen in its composition resists pitting and crevice corrosion, while copper improves sulfuric acid resistance, while nitrogen increases yield and tensile strength.

Incoloy A-286 is an age-hardenable iron-nickel-chromium alloy designed for applications requiring high strength and good corrosion resistance at temperatures up to 700¡ãC (1290¡ãF). Like other specialty materials in the Inconel family, Incoloy A-286 fasteners have excellent corrosion resistance and can be made into a variety of fasteners including hex bolts, washers, nuts and studs.

Monel bolts, such as Monel 400 and K500, are made of nickel-copper alloys and exhibit high strength, toughness and good corrosion resistance over a wide temperature range. A standout feature of Monel bolts is their excellent resistance to hydrofluoric acid, a particularly difficult acid to handle, at all concentrations up to the boiling point. For hydrofluoric acid applications, Monel bolts are probably the most corrosion resistant of all commonly used specialty alloys.

A286 (1.4980) bolts, also known as alloy 660 bolts, are a stainless steel alloy containing iron, nickel and chromium. A286 bolts are known for their high strength, creep resistance and oxidation resistance at elevated temperatures, once age hardened. As a result, A286 bolts provide high strength from room temperature to approximately 1300¡ãF (700¡ãC).