ASTM A 453 GR 660 Class B Stud Bolts

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ASTM A 453 GR 660 Class B Stud Bolts Manufacturer and Supplier in Muscat, OMAN

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Mazin Fasteners is a reliable manufacturer and supplier of ASTM A453 Grade 660 Class B Stud Bolts, proudly based in Muscat, Oman. We provide essential fastening solutions to both regional and global industries. Our commitment to precision manufacturing, rigorous quality assurance, and adherence to international standards sets us apart. With state-of-the-art production facilities and a skilled technical team, we create stud bolts designed for high-temperature and high-stress environments. Our dedication to material traceability, consistent quality, and timely delivery makes us a trusted partner for power, petrochemical, and heavy engineering projects.

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ASTM A453 Grade 660 Class B Stud Bolts are crafted from a specialized precipitation-hardened iron–nickel–chromium alloy, enhanced with precise amounts of nickel, chromium, molybdenum, and aluminum. This unique blend offers outstanding tensile and yield strength, along with impressive creep and oxidation resistance at high temperatures. The stud bolts maintain stable hardness and good ductility even under prolonged thermal and mechanical stress. Their robust mechanical properties ensure reliable load-bearing capacity, dimensional stability, and a long service life, even in the most demanding operating conditions.

ASTM A 453 GR 660 Class B Stud Bolts Specifications

Material	Dimensions	Standards	Size	Length
ASTM A453 GR 660 CLASS B Stud Bolts	ASME B18.2.1, B18.3	ASTM, ASME	M 02 to M 160	3 mm to 200 mm

ASTM A453 Gr 660 B Set Screw, Gr 660 Class B Hex Stud Bolts, ASTM A 453 Tie Rod, Gr 660 Class B Tie Bar, ASTM A453 Grade 660 Class B Stud Bolts Stockist in Muscat, OMAN.

ASTM A 453 GR 660 Class B Stud Bolts Chemical Composition

Element	Content
Carbon	0.08 max
Manganese	2.00 max
Phosphorus, max	0.040 max
Sulfur, max	0.030 max
Silicon	1.00 max
Nickel	24.0-27.0
Chromium	13.5-16.0
Molybdenum	1.00-1.50
Tungsten	–
Titanium	1.9-2.35
Aluminum	0.35 max
Vanadium	0.10-0.50
Boron	0.001-0.010

ASTM A 453 GR 660 Class B Stud Bolts Mechanical Properties

Tensile Strength/Ultimate Tensile Stress (UTS) – (Mpa)	895 min
Yield Strength/Proof Stress(0.2% Offset) (YS) – (Mpa)	585 min
Elongation in 4D (El)	15
Reduction	18

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Commited to High Quality Service

To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.

ASTM A453 Grade 660 Class B Fasteners find their place in a variety of high-temperature and high-pressure applications where strength and long-term reliability are crucial. You’ll commonly see them in steam and gas turbines, boilers, heat exchangers, pressure vessels, and power generation equipment. They’re also essential in petrochemical plants, refineries, and industrial process systems that face thermal cycling and vibration. These fasteners are perfect for critical joints that need to withstand creep and oxidation, making them a go-to choice for demanding environments.

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Types of ASTM A 453 GR 660 Class B Stud Bolts

At Mazin Fasteners, we prioritize the safe and efficient delivery of ASTM A 453 GR 660 Class B Stud Bolts. Each stud bolt is meticulously packaged to ensure protection during transit and handling. We use high-quality, durable materials for packaging, including custom-sized boxes or crates, with secure padding to prevent damage. Our packaging also includes clear labeling for easy identification and tracking. This approach guarantees that your fasteners arrive in optimal condition, ready for immediate use.