Description
Alloy special structural steels.

Applications
Component parts for steam boilers and turbines, shafts for higher temperature ranges.

Physical properties (avarage values) at ambient temperature
Modulus of elasticity [10³ x N/mm²]: 210
Density [g/cm³]: 7.85

Time-Temperature Transformation (TTT) Diagram

Designation by Standards

Chemical Composition (in weight %)

Soft Annealing
Heat to 650-700^oC, cool slowly. This will produce a maximum Brinell hardness of 207.

Heat Treatment

Tempering
Tempering temperature: 150-200^oC, air.

Hardness in Various Treated Conditions
Treated for stregth: 156-207 HB
Soft Annealed: 207 HB
Annealed to spherical carbides: max. 165 HB
Treated to pearlite structure: 140-187 HB

Distance From Quenched End in mm

Forging
Hot forming temperature: 1150-850^oC.

Machinability
No data.

Forms manufactured: Please see the Dimensional Sales Program.

Disclaimer
The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

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We have own entire system for pre-sale, in-sale and after-sale process. And our business scope covers technical consultation, technology development, technology projects and technology service in the field of manufacturing and selling the special steel plate, super stainless steel, titanium and nickel alloys, chrome moly alloys, aluminum alloys products etc. All the materials can be provided with the shape of plate, bar, pipe, tube, wire, beams, flange, fittings etc. The business of our group was separated into four parts: precision machining of special metal, special metal selling in domestic market, special metal selling in global market, special metal supply chain derivative services(such as agent purchasing, agent selling, supply chain finance etc).
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