What is the cheapest 34crmo4 heat treatable steel equivalent?

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Alloy steel plates that have the ability to develop an extensive range of hardness and strength. Alloying elements and thermal treatments, such as quenching and tempering, greatly influence the hardness and strength of the steel. Welding and forming of this steel plate 34crmo4 heat treatable steel equivalent should be avoided. It is best utilized wherever high resistance to fatigue and or impact is necessary. We can supply ASTM, JIS, DIN and GB various standards alloy steel grades.

A387 Gr 91 Cl 1 alloy steel is an option for use in sour service environments. The material has good weldability and with its heat resistant qualities, the material is a highly versatile steel which can be used in numerous applications.
A387 Gr 91 Cl 1 steel tensile requirements
Tensile strength, ksi [MPA]: 85 to 110 [585 to 760]
Yield strength, min, ksi [MPa]/(0.2% offset): 60 [415]
Elongation in 2 in. [50mm], min, %: 18

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