DIN931 933 Bolts

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.

316 stainless steel bolts are made of corrosion-resistant and strong austenitic stainless steel. The material is composed of chromium, nickel, molybdenum and other elements. This provides a high yield strength of 205MPa and a minimum tensile strength of up to 515MPa for 316 stainless steel bolts and nuts.

The material is high temperature resistant and used in most marine environment applications. Molybdenum content makes 316 stainless steel hex bolts resistant to chloride ion corrosion cracking.

Stainless steel 235MA fasteners are mass produced in strong specialty metals. Stainless steel is a metal that is in high demand in all industries. The metal is very strong and durable, proving its usefulness. 253 ma fasteners are made with high quality raw materials from reputable factories. Proper oversight from a team of experts will help effectively ensure that the 253 ma fasteners meet all your desired applications.

Stainless steel UNS S31600 bolts are commonly used in food preparation machinery primarily in chloride atmospheres. SS 316 Hex Bolts are an austenitic nickel-chromium alloy containing molybdenum. SS 316 Heavy Duty Hex Bolts are the ideal steel for use in marine environments as it resists pitting corrosion better than any other steel grade.

Stainless steel 235MA fasteners are fasteners that hold two or more parts for a specified period of time. It can be loosened with other tools as needed to clean the machine. Being very strong, it exhibits great yield strength and mechanical properties. Some of the industry sectors that use these include petrochemicals, chemicals, thermal power plants, electronics, aviation and aerospace, among others. We have gained very good customers worldwide for all types of 253MA steel fasteners.

Grade 316 stainless steel fasteners are designed for applications in extreme environmental conditions. Therefore, these industries require the 300-grade stainless steel series to provide enhanced protection and higher corrosion resistance. SS 316 Bolts and Nuts are constructed of Ni-Cr-Mo alloy austenitic stainless steel for good strength and excellent corrosion resistance.

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).

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.

Inconel 625 is an austenitic nickel-based superalloy. High levels of molybdenum and niobium strengthen the chrome-nickel matrix of alloy 625 screws. Inconel 625 Bolts are fasteners made from a nickel-based alloy containing chromium and molybdenum, with additions of aluminum and titanium.

INCONEL 625 is a high nickel superalloy commonly used in the oil and gas, petrochemical, aerospace and gas turbine industries. In addition to high resistance to pitting and crevice corrosion, it has excellent mechanical strength. Inconel 625 fasteners also have a melting point of 1290 to 1350 degrees Celsius. This enables them to operate at high temperatures. High temperature resistance, corrosion resistance and high strength make UNS N06625 Class 2 fasteners useful in power plant, chemical, medical and food processing industrial applications.

The addition of these two elements to Alloy 625 bolts eliminates the need for a precipitation hardening treatment because Inconel 625 nuts have a hardening effect. Inconel 625 fasteners provide high strength properties and high temperature resistance.

Monel K500 fasteners have trusted properties such as strength, hardness and fracture toughness, which are achieved through the addition of aluminum and titanium as well as nickel and copper alloys. Its basic composition is similar to ALLOY400, but alloys are added to allow age hardening under controlled temperature and time conditions.

Hastelloy C22 fasteners are a general-purpose grade composed of chromium, nickel, molybdenum and tungsten alloys. These designs are designed to increase resistance to pitting, stress corrosion cracking (SSC) and crevice corrosion cracking. Alloy C-22 has excellent resistance to a variety of chemical process environments, including strong oxidizing agents such as ferric and cupric chlorides, chlorine, hot fouling solutions (organic and inorganic), formic and acetic acid, acetic anhydride, and seawater and Brine solution. C-22 alloy resists the formation of grain boundary precipitates in the weld heat affected zone and is therefore suitable for most chemical process applications in as-welded conditions.

Monel K500 fasteners are precipitation hardenable nickel and copper based alloy fasteners. These fasteners were developed for excellent corrosion resistance and have high hardness and strength. ALLOYK500 is a nickel-copper alloy that is age-hardened by the addition of aluminum and titanium alloys.