ASTM A193 B7M Tees

The ASTM A193 B7M Tee is a key pipe fitting used to branch a pipeline, allowing fluid to flow in two directions from a single line. Manufactured using the equivalent B7M alloy steel grade, these components are often produced through a forging process, ensuring robust strength and durability under severe operating conditions. The Tee has three openings, typically with one inlet and two outlets (or vice-versa), and can be an Equal Tee (all openings the same size) or a Reducing Tee (the branch opening is smaller). The defining feature of the B7M material is the controlled maximum hardness achieved via a specific heat treatment (the 'M' designation), which imparts crucial resistance to chloride stress corrosion cracking (SCC). This makes the B7M Tee, supplied by Zeron Fasteners, essential for critical high-pressure, high-temperature fluid transport systems in industries like petrochemicals and power generation where NACE compliance is mandatory due to the presence of corrosive agents.

Related Products

ASTM A193 B7M Tees Manufacturer in India

ASTM A193 B7M Tees Chemical Composition

Element Composition (% by Mass)
Carbon (C) 0.38 - 0.48
Manganese (Mn) 0.75 - 1.00
Phosphorus (P) ≤ 0.035
Sulfur (S) ≤ 0.040
Silicon (Si) 0.15 - 0.35
Chromium (Cr) 0.80 - 1.10
Molybdenum (Mo) 0.15 - 0.25

ASTM A193 B7M Tees Mechanical Properties

Property Minimum Requirement (Equivalent Grade B7M)
Tensile Strength, min 100 ksi (690 MPa)
Yield Strength, min 80 ksi (550 MPa)
Elongation in 2 in. (50 mm), min 16%
Reduction of Area, min 50%
Hardness, max (Brinell) 235 HBW
Hardness, max (Rockwell) 22 HRC

ASTM A193 B7M Tees Feature Products