250 Ton 25cr2ni4mov Alloy Steel Forging Shaft Steam Turbine Rotor Jb/t 5000.15-1998

250 Ton 25cr2ni4mov Alloy Steel Forging Shaft Steam Turbine Rotor Jb/t 5000.15-1998

  • 250 Ton 25cr2ni4mov Alloy Steel Forging Shaft Steam Turbine Rotor Jb/t 5000.15-1998
Packaging: Fumigation-free wood package or steel package

Product Description

 

250 ton 25Cr2Ni4MoV Alloy Steel Forging Shaft Steam Turbine Rotor JB/T 5000.15-1998

 

Specifications:

Description

Forged steel shaft-steam turbine rotor forging

material

Alloy steel (30Cr1Mo1V, 25Cr2Ni4MoV, 30Cr2Ni4MoV, 34CrNi3Mo)

Material standard

ASTM or GB/T3077-1999

Specification 

Min. 8000KW

Max. 1000MW

Weight 

Max. 250 ton

Smelting Process:

EF+LF + VD+VC

Process

Ingot→heat → forging → Heat treatment (Normalizing+ tempering) → Inspection →rough machining

→UT →2nd Heat treatment →finishing machining →Inspection

UT standard

JB/T 1267-2002 or JB/T 5000.15-1998 I Level

 

Description:

Forged steel shaft-steam turbine rotor forging is widely used for large or middle scale thermal power equipment enterprise. For example: Ha’erbin power group, Ha’erbin Steam turbine, Eastern Steam Turbine company and so on. The manufacturing equipment is 80~185MN hydraulic press, the forging ratio >4.5, the technical condition is in accordance with the standard of JB/T 1267-2002.

The product can be provided as per your drawing or specified requirements.
    
Smelting Process:EF+LF + VD+VC

The process as  follow  :Ingot →heat → forging → Heat treatment (Normalizing+ tempering) → Inspection →rough machining→UT →2th Heat treatment →finishing machining →Inspection
   
Applications:  Forged steel shaft-steam turbine rotor forging is widely used for large or middle scale thermal power equipment enterprise.

 

Competitive Advantage:

Quality control and management to the whole produce process from ingot smelting to forging, heat treatment, machining and strictly final inspection prior to delivery.

Excellent product quality and service, competitive price, “in-time” delivery

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