ASTM A193 B7 Anchor Fasteners

ASTM A193 B7 Anchor Fasteners, often manufactured as fully threaded Anchor Rods or J-Bolts , utilize the high-strength, heat-treated $\text{AISI 4140}$ alloy steel specified by $\text{A193 B7}$. These alloy steel fasteners are essential for anchoring heavy machinery, structural columns, and base plates to concrete foundations. Due to the high tensile and yield strength of $\text{B7}$ material, these anchors provide a superior load-bearing capacity compared to standard steel grades, making them suitable for critical applications subjected to high loads, vibrations, and elevated temperatures. Zeron Fasteners supplies $\text{A193 B7}$ anchors in various configurations, including straight rods and bent bolts, ensuring structural integrity and reliability.

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ASTM A193 B7 Anchor Fasteners Manufacturer in India

ASTM A193 B7 Anchor Fasteners Chemical Composition

Specification Element Composition (%)
ASTM A193 B7 (AISI 4140 Alloy Steel) Carbon (C) 0.38 - 0.48
Manganese (Mn) 0.75 - 1.00
Phosphorus (P) Max 0.035
Sulfur (S) Max 0.040
Chromium (Cr) 0.80 - 1.10
Molybdenum (Mo) 0.15 - 0.25

ASTM A193 B7 Anchor Fasteners Mechanical Properties

Specification Property Value
ASTM A193 B7 (Diameter ≤ 4"$) Tensile Strength, min 125 ksi (860 MPa)
Yield Strength, min 105 ksi (725 MPa)
Hardness 248 - 321 HBW (23 - 35 HRC)
Anchoring Application Required Nut Grade ASTM A194 Grade 2H
Max Service Temp $450^{\circ} \text{C}$

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