Home > Other Material > ASTM A 453 GR 660 Class D Stud Bolts
ASTM A453 Grade 660 Class D Stud Bolts are high-strength fasteners designed for extreme environments, offering excellent mechanical properties and corrosion resistance. They are used in demanding applications like petrochemical plants and offshore rigs, ensuring secure joints under high pressure and temperature conditions.
Material | Dimensions | Standards | Size | Length |
ASTM A 453 GR 660 CLASS D 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 D Stud Bolts as per DIN, ISO, JIS or ANSI Standard.
ASTM A 453 GR 660 Class D 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 D stud bolts are generally resistant to galvanic corrosion due to their composition, which often includes materials like nickel and chromium. These alloys form protective oxide layers that help mitigate galvanic reactions when in contact with dissimilar metals. However, proper material selection and surface treatments should still be considered to minimize potential risks in environments where galvanic corrosion could occur, especially in marine or highly corrosive settings. Regular maintenance and adherence to industry standards for installation and use further enhance their resistance to galvanic corrosion.
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