hex bolts

Hastelloy C2000 Tubes are used in a broad range of industries including petrochemical processing, chemical processing equipment manufacturing, oil refineries and power plants.

Hastelloy C2000 is available in a variety of sizes and thicknesses, this type of nickel-chromium-molybdenum alloy is renowned for its superior strength and corrosion resistance.

AL6XN is a superaustenitic stainless steel with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. AL6XN is a 6 moly alloy that was developed for and is used in highly aggressive environments. It has high nickel (24%), molybdenum (6.3%), nitrogen and chromium contents that give it excellent resistance to chloride stress corrosion cracking, chloride pitting, and exceptional general corrosion resistance. AL6XN is primarily used for its improved pitting and crevice corrosion resistance in chlorides. It is a formable and weldable stainless steel.

UNS N08367 also commonly referred to as alloy AL6XN is a low carbon, high purity, nitrogen-bearing “super-austenitic” nickel-molybdenum alloy with excellent resistance to chloride pitting and crevice corrosion.

SMO 254 Pipes can withstand high mechanical stress and Alloy 254 SMO Pipe high pressure work in high temperatures and corrosive environments.

This provides greatly enhanced resistance to sulfuric acid. It also has a high chromium content, to maximize its resistance to oxidizing chemicals and process streams contaminated with ferric ions and dissolved oxygen.

It is able to withstand a wide range of oxidizing and non-oxidizing chemicals, and exhibits outstanding resistance to pitting and crevice attack in the presence of chlorides and other halides.

It demonstrates good resistance to neutral and reducing environments. This alloy creates a tenacious oxide, protective film that does not spall off, but it retains superior oxidation resistance at soaring temperatures.

It is widely used in offshore oil and gas exploration/production and in heat exchangers in petrochemical/chemical processing.

Titanium’s density is about 60% that of stainless steel and nickel alloys, this weight saving makes it a popular choice in applications where this is critical such as aerospace.

Inconel 600 seamless tubes of standard UNS N06600 and ASTM B167 are the ones manufactured to sustain excessively high pressure and come with great warranty.

SCH40 Monel 400 Pipe is designated as Werkstoff Number 2.4360 and UNS N04400. Alloy 400 Pipe also known as Monel Alloy 400 Pipe, Monel 400 Pipe & Nickel Alloy 400 Pipe.

The pipes of seamless configurations have higher load-bearing capacity and strength over other grades.

Higher chromium, molybdenum and nitrogen content results in a Pitting Resistance Equivalent Number (PREN) > 40, providing superior pitting and crevice corrosion capabilities to austenitic and duplex stainless steels in virtually all corrosive media, and critical pitting temperature Above 50¡ãC .

Hastelloy Alloys Directory
The Corrosion Resistant HASTELLOY alloys are widely used by the chemical processing industries. The need for reliable performance leads to their acceptance and growth in the areas of energy, health and environmental, oil and gas, pharmaceutical and flue gas desulfurization industries.

Incoloy 800H Flange We have a strong reputation in the industry for producing high-quality flanges of different types that would suit the requirements of our clients. We manufacture Incoloy 800 Flanges which are reliable and high in quality. We use premium resources and advanced machinery for producing ASTM B564 UNS N08800 Incoloy 800 Flanges.

Alloy 800 Weld Neck Flanges We have a strong reputation in the industry for producing high-quality flanges of different types that would suit the requirements of our clients. We manufacture Incoloy 800 Flanges which are reliable and high in quality. We use premium resources and advanced machinery for producing ASTM B564 UNS N08800 Incoloy 800 Flanges.

Nickel 200 flanges The Nickel 200 Flanges are durable, dimensionally stable, and have a fine finish. Moreover, the ASTM B564 UNS N02200 Blind Flanges are resistant to corrosion in neutral and oxidizing environments, making them perfect for use in food handling equipment.

Another important feature of the N08800 Incoloy Alloy 800 Cold Rolled Plate is its excellent resistance to chlorine ion stress related corrosion cracking, to which the metal, like its other Inconel counterparts is virtually immune to.
Type Plate, Sheet,Strip Coil
Length 0~12m or as per your requirements
Width 0~2500mm or as per your requirements
Thickness 0.3~1200mm or as per your requirements

Inconel 600 is a nickel-chromium-iron alloy with excellent corrosion resistance, oxidation resistance and high strength at elevated temperatures. Due to its high nickel content, Inconel 600 is extremely resistant to chloride ion stress corrosion cracking. Age hardening is not required as Inconel 600 is hardened and strengthened by cold work only. The Inconel 600 can operate in temperatures as low as 700¡ãF (370¡ãC).
Standard SUS, AISI, DIN
Diameter 5~500mm
Length ¨Q12M or As Per Clients’ Requirements

Round bars are cold drawn and annealed, available in stock lengths or cut to size. Alloy round bars provide strength and corrosion resistance in a variety of environments and can be used in the frame, machine part manufacturing, food service and medical device industries.
Standard SUS, AISI, DIN
Diameter 5~500mm
Length ¨Q12M or As Per Clients’ Requirements

Many businesses prefer the fact that Inconel 600 is a very versatile alloy. Therefore the alloy is used in several key industries in various forms including the popular Inconel 600 Pipe. The construction of these pipes could be either welded or they could be seamless. There are benefits to using both. For e.g. the preference of an Inconel 600 Welded Pipe, is in applications where its economics plays a very important role. Though cheaper than the seamless constructed one, these pipes have a longitudinal seam, which could become susceptible to intergranular corrosion – if they are improperly processed. In a scenario, where the buyer requires the highest form of corrosion resistance and the ability to withstand a higher pressure, Inconel 600 Seamless Pipe is the best option.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.20

For industrial purposes, in pipeline systems, we usually need to change the direction of transmission; regulate the flow of fluids (oil and gas, water, mud); open or close pipelines, etc. Therefore, to accomplish these activities, steel pipe fittings will be applied.

Nickel based 800 Incoloy Hexagonal Pipe is known to have a good resistance to corrosion. Specifically speaking, the Incoloy 800 Pipe offers sufficient resistance against both carburization as well as oxidation corrosion.

Carbon steel flange is a kind of rim formed at the end of the pipe when it is fixed on the pipe. It is used to seal the ends of pipes, valves or other connections. It has high tensile strength and is available with convex surfaces and supports for easy installation. It is an iron-carbon alloy containing up to 2.1 wt.% carbon. Carbon steel does not have minimum specified levels of other alloying elements, but it usually contains manganese.

UNS S32205 Duplex Steel ASME SA182 Butt Weld Flanges are suitable for seawater and power generation equipment because their smooth surfaces can withstand temperatures up to 600¡ãF, while also having excellent flow characteristics.

Hastelloy C-276 is a Ni Mo CR superalloy added with tungsten, which has excellent corrosion resistance in a wide range of harsh environments. The high content of Ni and Mo makes the Ni steel alloy particularly resistant to pitting and crevice corrosion in reducing environment, while CR transfers the performance of anti-oxidation medium.

Although molybdenum is a good element, excessive use of it may reduce the creep ductility of Gr F11 plate flanges. Graphitization and decomposition of iron carbide may occur when the temperature exceeds 500 degrees Celsius. Chromium has been added to SA A182 F11 alloy steel CL.2 forged pipe flanges to prevent creep ductility reduction and graphitization. In addition, the added chromium also provides oxidation resistance.

Duplex steel flanges are widely used in the used engineering, machinery and automotive industries. Duplex Steel S31803 Lap Flanges are ideal for applications requiring better corrosion resistance than Type 316 and good high temperature strength. We have Duplex Steel S31803 / S32205 Flanges in stock. Duplex steel flanges are commonly used in chemical, petrochemical, and power industries.

Nickel 200 is a solid solution strengthened metal. Nickel 200 Bar Stock contains 99.6% wrought nickel by weight and is considered commercially pure nickel. DIN 2.4066 Bar has good mechanical and physical properties. For example, ASTM B160 N02200 has excellent resistance to many corrosive compounds as well as corrosive environments. Meanwhile, Nickel 200 is a solid solution strengthened wrought alloy that can be designed as round bars and rods. These two components are used interchangeably and can be distinguished from certain key functions.

Nickel-copper-based alloy 400 Monel 2.4360 cold drawn rod is virtually immune to chloride stress-related corrosion cracking when exposed to corrosive media in typical environments. Monel 400 is a copper and nickel based alloy that is popular today due to its high performance. The alloy has excellent acid and alkali resistance. In addition, it has good tensile strength, ductility, excellent thermal conductivity, and can be hardened by cold work. Additionally, it can be used in applications with temperatures ranging from minus to 538 degrees Celsius.

Nickel Alloy 400 and Monel 400, also known as UNS N04400, is a ductile nickel-copper-based alloy consisting primarily of two-thirds nickel and one-third copper. Nickel Alloy 400 is known for its resistance to a variety of corrosive conditions, including alkalis (or acids), salt water, hydrofluoric acid, and sulfuric acid. Since Monel 400 or Alloy 400 is a cold worked metal, this alloy has high hardness, stiffness and strength. By cold working ASTM B164 UNS N04400 bar stock, the alloy is subjected to higher levels of mechanical stress, which in turn causes changes in the alloy’s microstructure.

Inconel 600 round bar is a nickel-based alloy with benign carburization and excellent corrosion resistance at high temperatures. Inconel 600 round bars are effective against drying Cl2 and many other different gases at mild and high temperatures. Alloy 600 bar is a nickel-chromium alloy with good oxidation resistance and resistance to chloride pressure decomposition cracking, high cleanliness water corrosion and acid oxidation at elevated temperatures.

Nilo / Alloy K W.Nr.: 1.3981
UNS: K94610 ASTM F15
Fixed-expansion glass-encapsulated iron-nickel-cobalt alloys, Kovar alloys, have a linear thermal expansion coefficient similar to that of hard glass within a certain temperature range
For mating sealing with hard glass

Nilo Alloy 36, W.Nr 1.3912, Invar 36® is a nickel-iron, low controlled expansion alloy that contains 36% nickel and possesses a rate of thermal expansion approximately one-tenth that of carbon steel.
Invar 36 Specifications: UNS K93600, W.Nr 1.3912

Common Trade Names: Nickel Alloy 36, Invar 36®, Nilo 6®, Pernifer 6®
Invar 36® is a nickel-iron, low expansion alloy that contains 36% nickel, Invar 36 has a low coefficient of expansion from cryogenic temperatures to about +500°F (260°C).
Invar 36 Tube OD:0.2-6mm, WT: 0.02-2mm

Flange is the parts which connects two pipe ends, flange connection is defined by the flange, gasket and bolt three are connected as a group of combined sealing structure of the detachable connection. The gasket is added between the two flanges and then fastened by bolts. Different pressure flange, thickness is different, and the bolts they use are different, when pump and valve connect with pipe, the parts of the equipment are also made of the corresponding flange shape, also known as flange connection, usually closured bolted connection parts are also known as flanges, such as the connection of ventilation pipe, this kind of parts can be called “flange type part”, but this connection is only part of a device, such as the connection between flange and water pump, it’s not inapposite to call water pump as flange type parts,but relative small valve,it can be called as flange type parts .

Age-hardenable Inconel 718 Heavy Duty Hex Bolts can be easily fabricated, even into complex parts. Inconel UNS N07718 bolts are also commonly found in gas turbine blades, seals and combustors, as well as turbocharger rotors and seals, electric submersible well pump motor shafts, high temperature fasteners, chemical processing and pressure vessels, etc. Other uses for this alloy tend to be in gas turbine components and cryogenic storage tanks. Jet engines, pump bodies and parts, rocket engines and thrust reversers, nuclear fuel element gaskets, hot extrusion tools.

Alloy A286 is a precipitation hardening combining high strength and good corrosion resistance, austenitic stainless steel designed for temperatures up to 1300¡ãF (704¡ãC) where high tensile strength, excellent creep strength is required and good corrosion resistance. Incoloy Alloy A286 is an iron-nickel-chromium based austenitic iron based material with additions of molybdenum and titanium. Cres A286 alloy is known for its good strength and oxidation resistance, especially at temperatures up to 1300¡ãF (700¡ãC).

Grade 1.4529 is a high alloy stainless steel of austenitic structure and can be classified as a nickel alloy (by US standards). Delivered in a supersaturated condition, it exhibits resistance to intergranular corrosion, pitting and stress corrosion, salt, seawater, chlorides, sulfuric acid, phosphoric acid, and other highly concentrated liquid and gaseous corrosive chemicals. At the same time, nickel and nitrogen can not only improve the stability, but also reduce the tendency of separation of crystallization thermal process or welding process is better than the nitrogen content of nickel alloy. 926 has some corrosion resistance to chloride ions due to its localized corrosion characteristics and 25% nickel alloy content.

Inconel 718 hex bolts are precipitation hardened bolts made from an alloy containing nickel as a base element, chromium and molybdenum, with additions of aluminum, titanium and cobalt. This alloy combines corrosion resistance and high strength with excellent weldability, including resistance to post-weld cracking. Inconel 718 has excellent creep rupture strength at elevated temperatures. Inconel 718 fasteners have been used in gas turbines, rocket engines, spacecraft, nuclear reactors, pumps and tools.

926 is an austenitic stainless steel alloy with a chemical composition similar to alloy 904L with 0.2% nitrogen and 6.5% molybdenum. The content of molybdenum and nitrogen significantly increases resistance to pitting and crevice in halide media. At the same time, nickel and nitrogen not only ensure the metallographic strength, but also reduce the separation of the intergranular thermal tendency. Alloy 926 is a super austenitic molybdenum stainless steel with excellent resistance to a variety of highly corrosive environments. They are used in a variety of heavy duty applications including chemical storage and processing, aerospace and food processing.

Incoloy A-286 stud bolt is a Fe-25Ni-15Cr base superalloy reinforced by molybdenum, titanium, aluminum, vanadium and trace boron. It has high yield strength and durability, creep strength below 650 ¡æ, good processing plasticity and satisfactory welding performance. Incoloy A286 is a Fe-25Ni-15Cr based superalloy reinforced with additions of molybdenum, titanium, aluminum, vanadium and trace amounts of boron. It has high yield strength, durability and creep strength, good workability and good weldability at 650¡æ.

Alloy 31 is a nitrogen-containing iron-nickel-chromium-molybdenum alloy with properties intermediate between super austenitic stainless steels and nickel-based alloys, with the presence of copper increasing its resistance to sulfuric acid. This alloy is used in the chemical and petrochemical processing industries. Alloy tubes are cold worked to high strength levels and are suitable for downhole operations in moderately corrosive deep sour gas wells.

Hastelloy B3 fasteners offer the same excellent resistance to hydrochloric acid and other strong reducing chemicals as other B alloys, including B2, but with significantly enhanced thermal stability and easier fabrication. In addition, B3 fasteners are highly resistant to attack from cut lines and heat affected zones. Like B2 alloys, B3 fasteners are not recommended for use in the presence of iron or copper salts that can cause rapid corrosion failure.

Hastelloy B2 fasteners are primarily used for excellent resistance to reducing environments such as hydrogen chloride gas, sulfuric acid, acetic acid and phosphoric acid. Like other Hastelloys, B2 fasteners can be used in the as-welded condition because they resist the formation of grain boundary carbide deposits in the weld heat-affected zone. Due to reduced ductility, B2 fasteners are not recommended for use between 1000¡ãF and 1600¡ãF.

Nickel Alloy 200 fasteners are designed to meet national and international standards for the quality of raw materials, ensuring their durability and high quality. Our line of nickel alloy fasteners are manufactured from high-quality materials known for their high tensile strength and durability. We offer a wide range of Nickel alloy fasteners such as Nickel 200 Bolts, Nickel 201 Nuts, Nickel 200 Screws, Nickel 201 Washers and Nickel 200 Studs. Also known as UNS N02200 and UNS SN02201, these fasteners can be customized in thickness and size according to customer specific requirements.

C22 nickel alloy fasteners offer better overall corrosion resistance than its sister alloy Hastelloy C-276, and more specifically, it offers better protection when used in certain saturated wet chlorine environments. Additionally, its high chromium content provides C22 fasteners with better resistance to oxidative media than C276. This makes it excellent resistance to chloride-induced pitting, although in most cases C-276 fasteners are a more cost-effective option due to their availability, especially in sizes smaller than 1/ 2″ case.

Alloy 800 bolts (WNR 1.4876 bolts) resist embrittlement due to nickel-containing sigma-phase precipitation and chloride stress corrosion cracking. It has further modifications to the combined levels of aluminium and titanium (0.85-1.20%) to ensure optimum high temperature performance. These are called UNS N08800 bolts and are actually for high temperature structural applications. At the same time, the corrosion resistance of these bolts is quite high. We offer these types of alloys in all material grades, sizes and sizes.

Nickel 200 (2.4060) fasteners are made of commercially pure nickel known for its excellent performance in caustic solutions such as caustic soda (NaOH). Nickel 200 also shows good performance in acids, especially HF (anhydrous hydrofluoric acid) and hydroxides, but is attacked by common hydrochloric or sulfuric solutions.

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. Therefore, the use of ASTM B425 UNS N08825 bolts is often associated with industries such as pollution control equipment, oil well and gas gathering, and chemical processing.

Inconel 600 Fasteners are also sometimes referred to as Alloy 600 Fasteners or UNS N06600 Fasteners. This alloy has high heat and corrosion resistance. Inconel 600 fasteners have high tensile strength and good processability, making them ideal for the following applications: bubble columns, stills, heaters, fatty acid concentrators, trays and pulp/paper conditions. Inconel is a nickel-chromium-iron alloy that can only be strengthened by cold working. Due to its high nickel content, this alloy is highly resistant to many inorganic and organic compounds and is virtually immune to chloride ion stress/corrosion cracking.

The bolt is a nickel-iron-chromium alloy with good strength and excellent resistance to oxidation and carburization in high temperature environments. Inconel 800HT Hex Bolts are an austenitic high strength solid solution Ni-Fe-Cr alloy with controlled levels of C, Al, Ti, Si and Mg with increased (Al + Ti) content. Inconel 800HT Heavy Duty Hex Bolts are used in a variety of applications involving exposure to corrosive environments and high temperatures, such as heat treatment equipment, chemical and petrochemical processing, nuclear power plants and the pulp and paper industry.

Inconel 718 is a high strength, corrosion resistant nickel-chromium material that can be used in temperatures from -423¡ã to 1300¡ãF. Inconel 718 age hardening alloy can be easily fabricated, even into complex parts. The welding characteristics of Inconel 718, especially its resistance to post-weld cracking, are excellent.

Inconel 718 or Alloy 718 is the most commonly used hardenable Inconel nickel alloy grade. Due to its precipitation hardening and its main nickel and chromium components, this alloy has a combination of excellent corrosion resistance and high strength even at high temperatures.

Inconel 926 bolt material meets ASTM B446, B564, F467, F468, UNS N06926, DIN EN 2.4856, AMS 5666 and BS 3076 specifications and is adequate for high strength, corrosion resistance and high temperature applications up to 1000o C (1800o F).

Alloy 926 (1.4529) screws are the perfect replacement for 316L when higher corrosion resistance is required without increased strength. Alloy 926 fasteners are considered a 6-molybdenum alloy (6-molybdenum or 6% molybdenum), similar to sister alloys AL6XN and SMO 254. In the stainless steel category, these 6 molybdenum alloys are considered very corrosion resistant.

Bolts made from Alloy 926 are a super austenitic molybdenum stainless steel with comparable corrosion resistance to Super Duplex 2507, but with slightly lower strength and cost. Chemically nearly identical to 6-molybdenum alloys AL6XN and SMO 254, alloy 926 is commonly used in paper mills, desalination and mild acid environments.

Gold 926 fasteners are also similar in composition to 904L, but with the addition of nitrogen and molybdenum, resulting in alloy 926 bolts with improved general corrosion resistance as well as pitting and crevice corrosion resistance. Because Alloy 926 is resistant to chloride stress corrosion cracking, it makes 926 fasteners ideal for desalination, pulp and paper mills. This alloy is also ideal for dilute sulfuric and phosphoric acid applications.