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ASTM A453 Grade 660 Class A Stud Bolts are robust fasteners renowned for their exceptional strength and corrosion resistance. Crafted from alloy steel with a composition rich in nickel and chromium, these stud bolts excel in high-stress environments such as petrochemical plants, offshore rigs, and power generation facilities. They meet stringent ASTM standards, ensuring reliability and durability in critical applications where secure fastening is crucial. ASTM A453 Grade 660 Class A stud bolts provide reliable performance under extreme conditions, making them indispensable for projects requiring high tensile strength and resistance to corrosion for long-lasting operational integrity.
|
Material |
Dimensions |
Standards |
Size
|
Length |
|
ASTM A 453 GR 660 Class A 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 offer These ASTM A 453 GR 660 Class A Stud bolts as per DIN, ISO, JIS or ANSI Standard.
ASTM A 453 GR 660 Class A Stud bolts applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries 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 A stud bolts are generally resistant to galvanic corrosion due to their alloy composition, which includes corrosion-resistant elements like nickel and chromium. However, in environments prone to galvanic corrosion, proper material selection and surface treatments are recommended to minimize risks and ensure prolonged durability. Regular maintenance and adherence to industry standards further enhance their resistance to galvanic corrosion.
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