Monel Fasteners

Monel is the common name for a group of nickel alloys. They have nickel up to 67% and other elements in the composition. As a leading Monel Fasteners manufacturer Micro Metals produces the fasteners in different grades and specifications. The Monel 400 Bolts Nuts are one grade of the monel group. There are monel 400, 401, 404, 405, 450, K-500, R-405 and 502. The Monel 400 has good corrosion resistance, high strength and resistance to acidic and alkaline conditions. The UNS N04400 Bolts can operate up to 538% degrees Celsius. The specification is ASTM F467 and the fastener dimensions range with the standards.


Specification Standard Grade Material Form Description
ASTM F467 Monel Monel 400 Nickel-Copper Alloy Fasteners High strength and excellent corrosion resistance in a variety of environments, including seawater and chemical processing. Used in marine and industrial applications.
ASTM F467 Monel Monel K500 Age-Hardened Nickel-Copper Alloy Fasteners Higher strength and hardness compared to Monel 400, with good corrosion resistance. Used in marine, oil & gas, and aerospace applications.
Specification Standard Grade Material Form Description
ASTM F467 Monel Monel 400 Nickel-Copper Alloy Fasteners High strength and excellent corrosion resistance in a variety of environments, including seawater and chemical processing. Used in marine and industrial applications.
ASTM F467 Monel Monel K500 Age-Hardened Nickel-Copper Alloy Fasteners Higher strength and hardness compared to Monel 400, with good corrosion resistance. Used in marine, oil & gas, and aerospace applications.


Inconel Fasteners

Inconel 600 Bolts Nuts are made up of a material with carbon, manganese, silicon, 6% iron, sulfur, 14% chromium, copper and 72% nickel in the composition. So it is essentially a nickel chromium alloy. Micro Metal is a leading Inconel Fasteners manufacturer and we produce the fasteners in different types, shapes and sizes. The material has higher mechanical properties with 340MPa minimum yield strength and 655MPa minimum tensile strength.
The Inconel 600 Bolts and Nuts belong to ASTM B166 specification.


Specification Standard Grade Material Form Description
ASTM F468 Inconel Inconel 600 Nickel-Chromium Alloy Fasteners High-temperature resistant nickel-chromium alloy with good oxidation and carburization resistance. Used in furnace components and chemical processing.
ASTM F468 Inconel Inconel 601 Nickel-Chromium Alloy Fasteners Offers enhanced oxidation resistance at high temperatures compared to Inconel 600. Used in industrial furnaces and heat treatment equipment.
ASTM F468 Inconel Inconel 625 Nickel-Chromium Alloy Fasteners Excellent strength and toughness with corrosion resistance in a wide range of temperatures and environments. Used in aerospace, marine, and chemical processing.
ASTM F468 Inconel Inconel 718 Nickel-Chromium Alloy Fasteners High strength, corrosion resistance, and creep rupture strength at high temperatures. Used in gas turbines, rocket motors, and nuclear reactors.
ASTM F468 Inconel Inconel X750 Nickel-Chromium Alloy Fasteners High strength at elevated temperatures with good corrosion resistance. Used in gas turbines, springs, and other high-temperature applications.
ASTM F468 Inconel Inconel 725 Nickel-Chromium Alloy Fasteners Age-hardened nickel-chromium alloy with high strength and corrosion resistance. Used in high-stress applications like aerospace and oil & gas.


Duplex Fasteners

Duplex 2205 Fasteners are made up of a steel grade that is cost effective, long lasting and corrosion resistant. The grade of steel used for fastener manufacturing can range as ferritic, austenitic or duplex. Micro Metals is a leading Duplex Fasteners manufacturer and supplier. The duplex material has the strength qualities of the ferritic steel types and the corrosion resistant qualities of the austenitic steel types. The Duplex 2205 Bolts belong to the most used of duplex steel grade. These are called standard duplex steel fasteners. The fasteners differ in type as studs, bolts, nuts, screws and many others.


Specification Standard Grade Material Form Description
ASTM A479 Duplex UNS S31803 Duplex Stainless Steel Fasteners Combines the benefits of austenitic and ferritic stainless steels. Offers good corrosion resistance and high strength. Used in marine environments, chemical processing, and oil & gas industries.
ASTM A479 Duplex UNS S32205 Duplex Stainless Steel Fasteners Similar to UNS S31803 but with improved corrosion resistance and higher strength. Used in structural and mechanical components, pressure vessels, and pulp & paper industry.


Stainless Steel Fasteners

Stainless Steel Fasteners Manufacturer in India as we know there are many manufacturer of stainless steel fasteners in all around the world buy India is one of the most popular country in the production as well as in the transportation of industrial products but our company is also very superior and one of the best among them. We are PED official manufacturer of Stainless Steel Fasteners manufacturer in India. Stainless steel grade 304 bolts and Nuts also known as 304 stainless steel Oceangoing Fastener due to its improved resistance to chloride oxidization. Type 304 Stainless Steel Fasteners series is made up of almost 18% chromium and 8% nickel. These fastenings, which also include the 302, 302HQ, 303 and 305, are considered by several variables and grades with a close biochemical arrangement

Specification EN Standard Grade Chemical Composition Description
Stainless Steel 304 EN 1.4301 UNS S30400 Ni: 8.0-10.5%, Cr: 18.0-20.0%, Fe: Balance, C: 0.08% max, Mn: 2.0%, Si: 1.0% max General-purpose stainless steel with good corrosion resistance and formability. Widely used in kitchen appliances and structural components.
Stainless Steel 316 EN 1.4401 UNS S31600 Ni: 10.0-14.0%, Cr: 16.0-18.0%, Mo: 2.0-3.0%, Fe: Balance, C: 0.08% max, Mn: 2.0%, Si: 1.0% max Superior corrosion resistance compared to 304, especially in chloride environments. Used in marine, chemical, and medical applications.
Stainless Steel 316L EN 1.4404 UNS S31603 Ni: 12.0-15.0%, Cr: 16.0-18.0%, Mo: 2.0-3.0%, Fe: Balance, C: 0.03% max, Mn: 2.0%, Si: 1.0% max Low-carbon version of 316 with excellent corrosion resistance and weldability. Used in chemical processing and marine environments.
Stainless Steel 304L EN 1.4307 UNS S30403 Ni: 8.0-12.0%, Cr: 18.0-20.0%, Fe: Balance, C: 0.03% max, Mn: 2.0%, Si: 1.0% max Low-carbon version of 304 with enhanced weldability and corrosion resistance. Suitable for applications requiring welding.
Stainless Steel 321 EN 1.4541 UNS S32100 Ni: 9.0-12.0%, Cr: 17.0-19.0%, Ti: 5xC% min, Fe: Balance, C: 0.08% max Stabilized with titanium for better high-temperature performance and resistance to intergranular corrosion. Used in high-temperature applications.
Stainless Steel 347 EN 1.4550 UNS S34700 Ni: 9.0-13.0%, Cr: 17.0-19.0%, Nb: 10xC% min, Fe: Balance, C: 0.08% max Stabilized with niobium for excellent resistance to intergranular corrosion and high-temperature stability. Used in aerospace and chemical processing.
Stainless Steel 904L EN 1.4539 UNS N08904 Ni: 23.0-25.0%, Cr: 19.0-21.0%, Mo: 4.0-5.0%, Cu: 1.0-2.0%, Fe: Balance, C: 0.02% max High-alloy stainless steel with exceptional resistance to acid corrosion and pitting. Used in highly corrosive environments like chemical processing and marine applications.


Alloy Steel Fasteners

The primary reason that has businesses choose using alloy steel over carbon steel grades is that their properties are noticeably higher. Unlike carbon steels, which provide the user with minimum to no corrosion resistance properties, Alloy Steel Fasteners Manufacturers In India recommend using steels belonging to this category, simply because their properties are better. Though in comparison the cost of using Alloy Steel Bolts for these applications makes the overall cost a little higher, the improvement of the properties makes it worth it. Along with being tough, the Alloy Steel Stud Bolts generally display good behaviour when exposed to both low as well as high temperature settings. They have a higher tolerance to oxidation.

Specification Standard Grade Material Form Description
ASTM A193 / A194 Alloy Steel B7 / 2H Chromium-Molybdenum Steel Fasteners High-temperature and high-pressure steel with good toughness and strength. Used in structural applications, pressure vessels, and petroleum industry.
ASTM A193 / A194 Alloy Steel B16 Chromium-Molybdenum-Vanadium Steel Fasteners High-strength steel with excellent creep resistance at elevated temperatures. Used in power generation, oil & gas, and automotive industries.
ASTM A193 / A194 Alloy Steel B8 / 8 Austenitic Stainless Steel Fasteners Stainless steel with high strength and corrosion resistance. Used in chemical processing, food processing, and marine environments.
ASTM A193 / A194 Alloy Steel B8M / 8M Austenitic Stainless Steel Fasteners Similar to B8 but with added molybdenum for increased corrosion resistance. Used in marine and chemical processing industries.
ASTM A193 / A194 Alloy Steel L7 / 7 Low Alloy Steel Fasteners Low alloy steel with good mechanical properties. Used in pressure vessels, boilers, and heat exchangers.
ASTM A193 / A194 Alloy Steel L7M / 7M Low Alloy Steel Fasteners Similar to L7 but with added molybdenum for enhanced toughness and corrosion resistance. Used in offshore and marine applications.
ASTM A193 / A194 Alloy Steel B6 / 6 Chromium-Molybdenum Steel Fasteners Provides high temperature and corrosion resistance. Used in high-temperature applications such as power plants and refineries.


Carbon Steel Fasteners

Carbon Steel Anchor Fasteners are covered by ASTM A194 are designed to withstand being used in applications involving both high temperature and high pressure. Which is why per the specification the ASTM A194 Carbon Steel Hexagon Nuts are required to conform to the chemistry in addition to the test results. he tests subjected to the Carbon Steel Industrial fasteners include hardness tests, cone proof load tests as well as proof of load tests. In order to improve the corrosion resistance properties of the Carbon steel Tooth Lock Washer, they are often galvanized.


Specification Standard Grade Material Form Description
ASTM A193 / A194 Carbon Steel B7 / 2H Medium Carbon Steel Fasteners High temperature and pressure steel with good mechanical properties. Used in structural applications, pressure vessels, and petroleum industry.
ASTM A193 / A194 Carbon Steel B16 Chromium-Molybdenum Steel Fasteners High-strength steel with excellent creep resistance at elevated temperatures. Used in power generation, oil & gas, and automotive industries.
ASTM A193 / A194 Carbon Steel B8 / 8 Austenitic Stainless Steel Fasteners Stainless steel with high strength and corrosion resistance. Used in chemical processing, food processing, and marine environments.
ASTM A193 / A194 Carbon Steel B8M / 8M Austenitic Stainless Steel Fasteners Similar to B8 but with added molybdenum for increased corrosion resistance. Used in marine and chemical processing industries.