T1a

Alloy Steel

Seamless ferritic alloy-steel tube (K11522), chromium-molybdenum grades for high-temperature boiler service.

Mechanical Properties

Tensile 415 MPa min Yield 205 MPa min Elong 30% min

Chinese Standard

ASTM A250 / A250M

Applications

Boilers, superheaters, economizers, heat exchangers

Available Forms

Seamless tube, pipe

Uses

Boiler and superheater tubes, heat-exchanger tubing

Heat Treatment

Normalize + temper

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