ASTM A193 B7 Lap Joint Flanges

ASTM A193 B7 Lap Joint Flanges are high-strength, heat-treated alloy steel flanges designed for critical piping and pressure applications. These flanges are commonly used in systems that require easy alignment and frequent dismantling, making them ideal for industries like petrochemicals, power generation, oil and gas, and heavy engineering. Zeron Fasteners provides durable and precision-machined ASTM A193 B7 Lap Joint Flanges known for their exceptional tensile strength, corrosion resistance, and compatibility with high-temperature operations. Their superior material quality ensures long service life and reliable performance under demanding conditions.

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A193 B7 Hex Bolts A193 B7 Stud Bolts A193 B7 Nuts A193 B7 Anchor Fasteners A193 B7 Threaded Rods

ASTM A193 B7 Lap Joint Flanges Chemical Composition

Element Composition (%)
Carbon (C) 0.37 – 0.49
Manganese (Mn) 0.65 – 1.10
Phosphorus (P) 0.025 max
Sulfur (S) 0.025 max
Silicon (Si) 0.15 – 0.35
Chromium (Cr) 0.80 – 1.05
Molybdenum (Mo) 0.15 – 0.25

ASTM A193 B7 Lap Joint Flanges Mechanical Properties

Property Value
Tensile Strength 860 MPa min
Yield Strength 720 MPa min
Elongation 16% min
Hardness 321 HB max
Temperature Range Up to 450°C

ASTM A193 B7 Lap Joint Flanges Feature Products

High Pressure Alloy Steel Flanges

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