DIN931 933 Bolts

Due to its thin chemical composition, RA 253 MA is very economical compared to most heat resistant alloys. Stainless steel 253 MA fasteners have equivalent grades such as UNS S30815, standard SS 253 MA and its WERKSTOFF NR. is 1.4835. The mechanical properties in the specified limit minimum are its 2″ elongation of 40%, its ultimate tensile strength of 87,000 psi, its area reduction of 50%, and its offset yield strength of 45,000 psi.

Grade 316 stainless steel bolts are commonly used in applications such as making furnace parts and exhaust manifolds as well as advertising pharmaceutical machinery and aircraft engine parts. 316 fasteners are resistant to corrosion in seawater and marine environments. As a leading stainless steel 316 fastener manufacturer, we offer these fasteners in different types, sizes and sizes. Please contact us with your enquiry and we will meet your needs.

253 MA achieves its heat resistance properties through tightly controlled microalloy additions. Cerium combines with silicon to provide excellent oxidation resistance at temperatures up to 2000¡ãF (1093¡ãC). The combination of nitrogen, carbon and cerium provides twice the creep rupture strength of 310 and 309 stainless steels at 1600¡ãF (871¡ãC). Its 0.2% offset yield strength is characteristic within a typical range of hardness Rockwell B is Rb 90 and 0.2% offset yield strength is 45000 to 69000 psi, its 2″ elongation is 42% to 70%, ultimate Tensile strength is 90,000 to 114,000 psi.

Stainless steel 304 bolts are made from a basic austenitic stainless steel material with a composition of 18% chromium and 8% nickel. Meanwhile, Type 304/18-8 stainless steel is highly resistant to rust and corrosion, and may be slightly magnetic. For chemical, saltwater or coastal environments, 316 stainless steel is highly recommended.

The 304 material has high strength, the yield strength of the 304L material is as low as 170MPa, and the yield strength of the 304 and 304H materials is as high as 205MPa. Stainless steel 304 hex bolts are not very conductive or thermally conductive and are non-magnetic.

Fasteners are a well-known manufacturer of SS 309 bolts that can be easily welded by most standard processes, including TIG, SMAW, SAW, Plasma, MIG and FCAW. Alloy 309 bolts are commonly used in boiler baffles, oven liners, furnace components, fire box panels and other high temperature vessels.

Grade 309 bolts do not respond to heat treatment, and cold working results in an increase in hardness and strength. Type 309 bolts cannot be hardened by heat treatment, where annealing is performed at 1900¡ãF – 2050¡ãF (1038¡ãC – 1121¡ãC) followed by water quenching or rapid air cooling. Heating this AISI 309 bolt between 1050¡ãC and 1150¡ãC and water quenching ensures that all carbides are dissolved.

The properties of stainless steel 310 hex head bolts require the addition of alloying elements other than carbon that produce properties that are not achievable with ordinary carbon steel. ASTM A276 Type 310S is a material grade specification for 310S stainless steel cold-worked or hot-worked bar in round, square, hexagonal, and other hot-rolled extruded shapes.

A276 specification 310S bar stock to manufacture stainless steel 310S bolts, nuts, screws, studs, threaded rods, other fasteners and bar stock assemblies for general engineering purposes. Each of the approximately 20 elements of a stainless steel 310S hex bolt has a significant effect on the microstructure as well as the temperature, hold time and cooling rate of the microstructure change.

The ASTM A276 specification covers the chemical composition, mechanical properties, heat treatment, and other supplemental requirements for 310S stainless steel round, square, hexagonal, and other extruded profiles. Stainless Steel 310 Hex Bolts change the transition point between ferrite and austenite, alter solution and diffusion rates, and compete with other elements to form intermetallic compounds such as carbides and nitrides.

Stainless steel 310 hex head bolts (like on oil rigs), not only prolong the life of the cabinet, but also be safer around. It has some good properties such as corrosion resistance, robust construction, dimensional accuracy, etc.

The low carbon content of stainless steel 304 hex bolts minimizes chromium carbide precipitation from welding and its susceptibility to intergranular corrosion. SS 304 Nuts and Bolts are available with up to 515MPa minimum tensile strength and 40% elongation with a maximum hardness of 201HB. Steel bolts are high strength steel alloys and are the strongest commercial quality bolts. High mechanical properties come from the chemical composition of carbon, manganese, silicon, phosphorus, sulfur, chromium, nickel and nitrogen.

Restricted carbon and columbium stabilization allows the use of welded fabrication in corrosive environments, usually without post-weld heat treatment. Alloy 20 with 33% nickel is practically immune to chloride stress corrosion cracking. Alloy 20 fasteners have impact toughness resistant to chloride stress corrosion cracking, pitting and crevice corrosion.

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.

Monel K500 Fasteners are thermally applied or manipulated to affect precipitation. This process is called age hardening. These fasteners have a greater tendency to stress corrosion cracking in a variety of harsh environments when exposed to the age hardening process. It has three times the yield strength compared to the standard version. Monel 500 material is an age-hardenable nickel-copper alloy that combines the corrosion resistance of Alloy 400 with the high strength corrosion fatigue and erosion resistance.

Incoloy 800 Bolts and Incoloy 800HT Bolts can be easily welded and machined through standard shop fabrication practices. However, due to the high strength of the alloys, they require higher power process equipment than standard austenitic stainless steels. Meanwhile, Incoloy 800 fasteners are iron, nickel and chrome alloy fasteners. It has excellent resistance to oxidation and carburization at soaring temperatures. They remain very stable at extreme temperatures and retain their austenitic structure.

Monel K500 fasteners are cold worked prior to precipitation hardening. The strength of the fasteners is stable to 1200 degrees Fahrenheit. Here, at this temperature, it becomes more ductile, reaching toughness around 400 degrees Fahrenheit. Higher strength and hardness after precipitation hardening compared to 400. Due to its numerous advantages, Monel K500 ASTM fasteners are used in a wide range of industries.

It has a higher melting point around 2400 degrees Fahrenheit to 2460 degrees Fahrenheit. Primarily Monel K500 grade is a spark resistant alloy. This becomes non-magnetic below -200 degrees Fahrenheit. In terms of cold working operations, magnetic structures can be achieved. The Monel nickel-copper composition of Monel 500 is highly resistant to corrosion, making it ideal for many types of industrial applications that require extreme environmental protection, such as salt water and strongly acidic conditions.

The chemical composition of Monel K500 ASTM is approximately 65% nickel, 30% copper and 3% aluminum. Monel 500 exhibits excellent corrosion resistance with added high strength corrosion fatigue and erosion resistance. Monel K500 fasteners are non-magnetic at high and low temperatures. The material has the same corrosion resistance as Monel Class 400.

Essentially, Monel 500 is an age-hardened version of Monel 400. This means that Monel 500 is harder and more resistant to corrosion than Monel 400. This material can be used in sour gas applications. Monel K500 Studs maintain corrosion resistance even in high velocity seawater. Hence, these applications are in seawater and marine engineering applications as well as in shipbuilding applications.

Inconel Alloy 800 Bolts are highly resistant to reducing, aqueous and oxidizing environments. They are highly used in temperatures up to 1100 degrees. Inconel Alloy 800 bolts are critical as it can meet almost all of their requirements. Its establishment is done through various operations, such as heat or cold. Generally speaking, the so-called quenching and tempering operations are produced by the operation, and the annealing operation is also carried out for such fasteners.

Hastelloy C276 alloy has excellent resistance to a variety of chemical process environments, including strong oxidizing agents (such as ferric chloride and cupric chloride), hot fouling media (organic and inorganic), chlorine, formic and acetic acid, acetic anhydride, and seawater and saline solution. In fact, these Hastelloy c276 fasteners can be used in oxidizing atmospheres up to 1900¡ãF. Additionally, Hastelloy c276 hex bolts tend to perform extremely well in high pressure environments. For example, ASTM B574 bolts perform well at pressures around 5400 kPa during acid leaching.

Hastelloy C276 is a nickel-chromium-molybdenum wrought alloy considered to be the most versatile corrosion-resistant alloy known. This alloy is resistant to grain boundary deposits in the weld heat affected zone, making it suitable for most chemical process applications in the as-welded condition. Meanwhile, Hastelloy C276 fasteners are considered to be the most versatile and high-strength fasteners, finding their suitability in many industrial applications. These are nickel-molybdenum-chromium forged alloy fasteners that perform well in a variety of harsh environments. The presence of molybdenum and chromium content makes nickel alloy steel more resistant to crevice and pitting corrosion. Hastelloy c276 bolts are the highest quality bolts in the alloy series. These are corrosion resistant, which is important for the industries in which Hastelloy is best suited.

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).

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.

There are different sizes according to different standards of ASTM B574 UNS N10276 Fasteners. Hastelloy C276 alloy is very easy to manufacture and does not require heat treatment after welding. Hastelloy C276 alloy excels in many industrial applications (i.e. chemical processing).

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.

Alloy 600 fasteners are an essential part of modern manufacturing and are used in a wide range of commercial and industrial products, from airliners to garden tools. Inconel 600 is a popular grade containing nickel, chromium and other elements for excellent corrosion resistance. The ductility of this alloy increases as the temperature increases. Our Inconel 600 fasteners are the ideal solution for applications requiring greater temperature stability, excellent mechanical strength and excellent electrical resistance properties. Nickel content provides resistance in several organic and inorganic media.

Alloy 20 is an iron-based austenitic alloy with excellent corrosion resistance to a variety of different media, proven in many applications such as flue gas desulfurization, chemical processing, food processing and storage, and pharmaceutical applications to name a few example. Our UNS N08020 Alloy 20 Studs are durable and perform well in acid affected environments such as chemical processing and sulfuric acid production centers.

Inconel 625 bolts have a high density of 8.44 grams per cubic centimeter. The material also has high strength values. The minimum tensile strength of the fastener is 880MPa and its minimum yield strength is 460MPa. Inconel 625 nuts have 50% elongation and good electrical resistivity.