ASTM A194 Gr 7 Screws

ASTM A194 Gr 7 Screws are high-strength alloy steel fasteners specially designed to perform reliably under high-pressure and high-temperature conditions. These screws are widely used in petrochemical plants, oil and gas refineries, power generation units, and heavy engineering applications requiring superior tensile strength and thermal stability. Manufactured with precision, Zeron Fasteners ensures that each ASTM A194 Grade 7 Screw delivers excellent durability, corrosion resistance, and consistent performance in critical environments. Popular types such as Gr 7 hex screws and alloy steel screws offer exceptional mechanical strength, making them suitable for demanding industrial assemblies.

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ASTM A194 Gr 7 Screws Chemical Composition

0.40 max Manganese (Mn) 0.50 to 1.35 Phosphorus (P) 0.040 max Sulfur (S) 0.050 max Silicon (Si) 0.15 to 0.50 Chromium (Cr) 0.75 to 1.20 Molybdenum (Mo) 0.15 to 0.25 Vanadium (V) 0.20 to 0.30

ASTM A194 Gr 7 Screws Mechanical Properties

Mechanical Property Value
Tensile Strength 100 ksi min
Yield Strength 75 ksi min
Elongation 18% min
Hardness Rc 24 max
Proof Load 85 ksi min

ASTM A194 Gr 7 Screws Feature Products