Seamless ferritic and austenitic alloy steel boiler, superheater, and heat exchanger tubes

Chemical Properties:

Carbon: 0.08-0.12Silicon: 0.20-0.50
Manganese: 0.30-0.60Nickel: n/a
Potassium: 0.02Chromium: 8.00-9.50
Sulfur: 0.01Molybdenum: 0.85-1.05

Mechanical Properties:

Tensile Strength:

ksi: 85

MPa: 585


ksi: 60

MPa: 415

Elongation in 2in. or 50mm, min. %: 20

Max. Hardness Rockwell B: 101

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