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ASTM A335 Seamless Alloy Steel Pipe
ASTM A335 seamless alloy steel pipe ASTM A335 seamless ferritic alloy steel pipe for high temperature service Steel grade: P5, P11, P12 Delivery condition: Hot finished, Normalizing rolled Size range: OD NPS 2 1/2 to NPS 24, WT 4mm-35mm Length: commerical length Dimension and tolerance:...
Description
ASTM A335 seamless alloy steel pipe
ASTM A335 seamless ferritic alloy steel pipe for high temperature service
Steel grade: P5, P11, P12
Delivery condition: Hot finished, Normalizing rolled
Size range: OD NPS 2 1/2 to NPS 24, WT 4mm-35mm
Length: commerical length
Dimension and tolerance: according to ASTM A335
Test: cast analysis, Flattening test, tensile test, hardness test, electromagnetic test or hydrostatic test, visual inspection
Chemical composition
| Steel grade | C | Si | Mn | P Max | S Max | Cr | Mo |
| P5 | ≤0.15 | ≤0.50 | 0.30-0.60 | 0.025 | 0.025 | 4.00-6.00 | 0.45-0.65 |
| P11 | 0.05-0.15 | 0.50-1.00 | 0.30-0.60 | 0.025 | 0.025 | 1.00-1.50 | 0.45-0.65 |
| P12 | 0.05-0.15 | ≤0.50 | 0.30-0.60 | 0.025 | 0.025 | 0.80-1.25 | 0.45-0.65 |
Mechanical properties
| Steel Grade | Min Tensile strength MPa | Min Yield strength MPa | Min Elongation (%) at longitudinal direction | Hardness Max |
| P5 | 415 | 205 | 30 | 85HRB (170HV) |
| P11 | 415 | 205 | 85HRB (170HV) | |
| P12 | 415 | 220 | 85HRB (170HV) |
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