ASTM A193 B16 Weld Neck Flanges

ASTM A193 B16 Weld Neck Flanges are high-strength alloy steel flanges designed for critical high-temperature and high-pressure piping applications. These flanges feature a long tapered hub that ensures smooth stress distribution and leak-proof joint integrity, making them ideal for power plants, petrochemical units, boilers, refineries, and heat exchangers. Zeron Fasteners offers precision-engineered ASTM A193 B16 Weld Neck Flanges that provide excellent toughness, superior creep resistance, and reliable performance in demanding environments. Manufactured according to international standards, these weld neck flanges ensure secure pipeline connections and long-term durability.

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ASTM A193 B16 Weld Neck Flanges Chemical Composition

Element Composition (%)
Carbon (C) 0.37 – 0.49
Manganese (Mn) 0.75 – 1.00
Phosphorus (P) 0.035 max
Sulfur (S) 0.040 max
Silicon (Si) 0.15 – 0.35
Chromium (Cr) 0.75 – 1.20
Molybdenum (Mo) 0.15 – 0.25

ASTM A193 B16 Weld Neck Flanges Mechanical Properties

Mechanical Property Value
Tensile Strength 690 MPa min
Yield Strength 415 MPa min
Elongation 20% min
Hardness 241 HB max

ASTM A193 B16 Weld Neck Flanges Feature Products

High Temperature Resistant Flanges

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