Home > Other Material > ASTM A 453 GR 660 Class B Stud Bolts
ASTM A453 Grade 660 Class B stud bolts are premium-grade fasteners celebrated for their exceptional strength and resistance to corrosion. Made from a durable alloy containing nickel and chromium, these stud bolts perform outstandingly in challenging settings like petrochemical plants, offshore rigs, and power generation facilities. Conforming to rigorous ASTM standards, they deliver dependable and long-lasting performance in critical applications that require secure and sturdy connections. ASTM A453 Grade 660 Class B stud bolts are designed to endure high temperatures and severe conditions, making them indispensable for projects that call for outstanding tensile strength and enduring durability.
|
Material |
Dimensions |
Standards |
Size
|
Length |
|
ASTM A 453 GR 660 CLASS B Studbolts
|
ASME B18.2.1, B18.3
|
ASTM, ASME |
M 02 to M 160
|
3 mm to 200 mm
|
| 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 |
|
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 |
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We supply these ASTM A 453 GR 660 Class B Stud Bolts conforming to DIN, ISO, JIS or ANSI Standard.
ASTM A 453 GR 660 Class B Stud Bolts serve applications as varied as the industries that rely on them, led chiefly by the aerospace, railway, construction and automotive sectors, along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
ASTM A453 Grade 660 Class B stud bolts are typically resistant to galvanic corrosion because of their alloy makeup, which contains corrosion-resistant elements such as nickel and chromium. These elements create protective oxide layers that reduce galvanic reactions when they come into contact with dissimilar metals. Nevertheless, in settings susceptible to galvanic corrosion, such as marine environments, it is recommended to employ proper material pairing and surface treatments to further boost their resistance and guarantee long-term durability. Routine maintenance and compliance with industry guidelines also help preserve their resistance over time.
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