Manufacturing Record

Steam-Turbine Blade Component

A forged and precision-milled blade-type component combining strength, fatigue resistance and controlled aerodynamic geometry.

Engineering case

Engineering challenge, manufacturing response and verified result

Component application, material and performance requirements are translated into defined manufacturing controls and documented verification.

01Project context
Component
Steam-Turbine Blade Component
Dimensions & Weight
Project-specific

Application

Steam turbines and power equipment

Material

High-quality alloy steel

Performance & acceptance points
  • Forged preform
  • Precision-milled aerodynamic profile
02Engineering problem

Challenge

For Steam turbines and power equipment, the Steam-Turbine Blade Component must use High-quality alloy steel at project-specific dimensions and weight while meeting Forged preform; Precision-milled aerodynamic profile. The engineering challenge is coordinated control of die filling, grain-flow orientation and dimensional repeatability.

03Manufacturing response

Manufacturing Scope

01Drawing & volume review02Die and tooling design03Trial & process approval04Closed- or block-die forging05Machining & heat treatment06Batch inspection & delivery
Core Manufacturing Strategy

YL Solution

The manufacturing strategy focuses on die filling, grain-flow orientation and batch consistency. Tooling, trial approval, forming parameters, heat treatment and machining requirements are coordinated, with first-article and batch inspection governing release.

Forming capabilityDies, tooling and trial approval
Process controlDie filling, grain flow and batch repeatability
Downstream workHeat treatment, machining and surface control
Inspection controlFirst-article, batch, dimensional and property verification
04Verified delivery

Result / Verification

Delivery basis: Machined condition. Forged preform; Precision-milled aerodynamic profile are incorporated into the project inspection plan, with final inspection records and the quality dossier supporting acceptance and release.

Product technical recordParameters, inspection and delivery records
Product routeForged preform with precision-milled aerodynamic profile
ApplicationSteam turbines and power equipment
Critical controlsGrain-flow orientation, profile geometry and fatigue resistance
Batch controlTooling approval, first-article verification and batch traceability
Inspection plan

Heat/lot traceability and chemical analysis

Mechanical-property testing to the approved specification

UT / MT / PT and dimensional inspection as technically required

Delivery dossier

Material certificate and heat/lot traceability

Heat-treatment and inspection records

Final dimensional report and release dossier

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