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ASTM A453 660 Class B Fasteners

2500 INR/Piece

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Product Details:

Tensile Strength 585 Megapascals (MPa )
Diameter 1/4"-4" Inch (in)
Surface Treatment Other
Head Type Allen Cap, Allen CSK, Hex, Round, Socket Head, Button Head, Flange, 12 Point Flange
Grade A286, Alloy 660A, Alloy 660B, Alloy 660C. Alloy 660D, 1.4980, UNS S66286
Standard ISO 4032, CSN 021401, PN 82144, UNI 5588, EU 24032, ISO 4017,CSN 021103, PN 82105, UNI 5739, EU 24017, CSN 021176, PN 82131
Usage Manufacture Jet Engine Components, industrial gas Turbine parts, Non-magnetic Cryogenic Components, Superchargers (Automobiles), Tanks, Piping, pumps, Heat exchangers
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ASTM A453 660 Class B Fasteners Price And Quantity

Minimum Order Quantity 1 Piece
Price Range 2500.00 - 5000.00 INR/Piece
Price 2500 INR/Piece

ASTM A453 660 Class B Fasteners Product Specifications

Application Aerospace Industries, Aircrafts Spare Parts, Aviation, Cryogenics, Oil & Gas
Grade A286, Alloy 660A, Alloy 660B, Alloy 660C. Alloy 660D, 1.4980, UNS S66286
Head Type Allen Cap, Allen CSK, Hex, Round, Socket Head, Button Head, Flange, 12 Point Flange
Surface Treatment Other
Color Natural Finish
Height Multiple Millimeter (mm)
Standard ISO 4032, CSN 021401, PN 82144, UNI 5588, EU 24032, ISO 4017,CSN 021103, PN 82105, UNI 5739, EU 24017, CSN 021176, PN 82131
Length 3/4"-40" Inch (in)
Width 1/4"-4" Inch (in)
Weight Multiple Grams (g)
Size 1/4"-4"
Material Other
Usage Manufacture Jet Engine Components, industrial gas Turbine parts, Non-magnetic Cryogenic Components, Superchargers (Automobiles), Tanks, Piping, pumps, Heat exchangers
Tensile Strength 585 Megapascals (MPa )
Diameter 1/4"-4" Inch (in)
Product Type ASTM A453 660 Class B Fasteners

ASTM A453 660 Class B Fasteners Trade Information

FOB Port Nhava Sheva
Supply Ability 10 Piece Per Day
Delivery Time 1 Week
Sample Available Yes
Sample Policy Sample costs shipping and taxes has to be paid by the buyer
Packaging Details Bundle Packing / Export worthy Packing / Wooden Box Packing / Customized (As per Client's Requirement)
Main Domestic Market All India
Certifications ISO 9001:2015 Certified Company Following Certification can be given for Material - 3.1 MTC - 3.2 Inspection Certificate - NABL Report - Local Lab Report - PMI Report - Third Party Inspection - Hardness Report

Product Description

ASTM A453 Grade 660 Class B specificationprovides a yield strength viz. 85 ksi [585 MPa] respectively for use in high temperature service for bolting components such as Stud bolts, screws, nuts, hex bolts & various other fasteners for pressure vessel and valve flanges.A453 Grade 660 Class Bis equivalent to class D when manufactured in single age hardened condition..A453 Grade 660 Cl AStuds and nuts are capable of meeting impact test requirements of 40 joules minimum at - 196 Degrees Centigrade.ASTM A453 Grade 660 Class Ais produced in various other forms like wire rods, round bars, shafts, castings, forgings, threaded bars, threaded rods, wires, tubings, sheets, plates, welding rods, hex bars, Rivets & Springs. Class A is stress rupture tested for 100 Hours at 650C in finished condition. Class A Bolting can be certified under nace provided the hardness is controlled and not over 35HRC.

ASTM A453 660 Class B Fasteners are availble in differen sizes

Size Ranging from :

Diameter : M6-M100 ; 1/4"-4"

Length : 20mm-1000mm ; 3/4"-40"

We can also manufacture as per clients requirement

Versatile Applications in Aviation and Industry

ASTM A453 660 Class B Fasteners are specifically engineered for use in high-stress environments such as aerospace equipment, jet engine components, cryogenic systems, and industrial turbines. Their unique alloy composition ensures long-term durability, non-magnetic properties, and resistance to oxidation, making them essential in sectors where reliability and safety are critical.

Precision Standards and Sizing Flexibility

Adhering to leading international standards like ISO 4032 and ISO 4017 ensures compatibility and optimal performance. These fasteners are offered in multiple diameters, lengths, widths, and head types, providing the versatility to suit a wide array of engineering requirements and assembly processes.

FAQs of ASTM A453 660 Class B Fasteners:

Q: How are ASTM A453 660 Class B Fasteners manufactured?

A: These fasteners are produced using high-grade Alloy 660 (A286, UNS S66286), following precision forging, machining, and heat treatment processes to achieve their specified properties. Their manufacturing strictly adheres to standards like ISO 4032, ISO 4017, and others to ensure dimensional accuracy and consistent performance.

Q: What makes Alloy 660 (A286) suitable for high-temperature applications?

A: Alloy 660 (A286) is a nickel-chromium-based superalloy known for maintaining strength, ductility, and oxidation resistance at elevated temperatures. This makes it ideal for components exposed to heat, such as jet engines, gas turbines, and heat exchangers.

Q: When should I choose these fasteners over standard grades?

A: Select ASTM A453 660 Class B Fasteners when your application demands high tensile strength, corrosion resistance, and stable mechanical performance in extreme conditions, particularly for aerospace, cryogenic, or high-temperature industrial environments.

Q: Where are these fasteners typically used?

A: They are commonly installed in aerospace industries, aircraft spare parts, cryogenic equipment, oil & gas systems, superchargers for automobiles, and critical assemblies in pumps, tanks, piping, and heat exchangers.

Q: What are the main benefits of using ASTM A453 660 Class B Fasteners?

A: Key benefits include exceptional resistance to corrosion and heat, non-magnetic properties, wide compatibility with international standards, and the confidence of reliable performance under mechanical stress and extreme temperatures.

Q: How do I select the appropriate head type and size?

A: Assess your assembly requirements, including tool compatibility, access space, and mechanical loads, to choose from available head types such as Allen Cap, Hex, Socket Head, or Flange. Select the appropriate diameter and length within the 1/4"4" and 3/4"40" range based on your applications needs.

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