ASTM A213 TP310S Stainless Steel Pipe Chemical Composition and Mechanical Properties

Hit：502026-05-08 09:50:27　

ASTM A213 TP310S Stainless Steel Pipe Chemical Composition and Mechanical Properties
Chemical composition (mass fraction%)
Carbon (C): ≤ 0.08
Silicon (Si): ≤ 1.50
Manganese (Mn): ≤ 2.00
Phosphorus (P): ≤ 0.035 (some standards are ≤ 0.045)
Sulfur (S): ≤ 0.030
Chromium (Cr): 24.00-26.00
Nickel (Ni): 19.00-22.00
Molybdenum (Mo): usually ≤ 0.75 (optional, depending on specific standards)
Mechanical properties (solution treated state)
Tensile strength (σ b): ≥ 520 MPa
Yield strength (σ ₀) ₂)‌：≥ ‌205 MPa‌
Post fracture elongation (δ ₅): ≥ 40%
Shrinkage rate of cross-section (ψ): ≥ 50%
Hardness: ≤ 187 HB; ≤ ‌90 HRB‌； ≤ ‌200 HV
Continuous use temperature: up to 1150 ℃
Maximum operating temperature: 1200 ℃ (short-term)
Organizational type: Austenite (face centered cubic structure), non-magnetic (solid solution state)
Density: Approximately 7.98 g/cm ³
American standard 310S stainless steel pipe (corresponding to UNS number S31008) is a high alloy austenitic chromium nickel heat-resistant stainless steel widely used in high temperature and corrosive environments. According to authoritative public information, the above information is about its chemical composition and mechanical properties.
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