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Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle

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China Changzhou Tiangong Forging Co., Ltd. certification
China Changzhou Tiangong Forging Co., Ltd. certification
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Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle
Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle

Large Image :  Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle

Product Details:
Place of Origin: Changzhou, China
Brand Name: Tiangong
Certification: ISO9001, ISO14001,ISO45001
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: USD1000-USD2000/piece
Packaging Details: Pallet
Delivery Time: 30days
Payment Terms: T/T
Supply Ability: 56000 Tons per year

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle

Description
Application: Wind Turbines Quality Control: Ultrasonic Tested (UT) & Mechanical Properties
Material: Customized Production Process: Forging
Hardness: Customized According To Customer Requirements Surface Finish: Smooth
Heat Treatment: Annealing And Tempering Size: Customized According To Drawings
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Steel Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle. Our steel forging blanks are the robust starting materials for critical rotating components: spline shafts, low-speed shafts, high-speed shafts, and spindles. Precision-forged, these blanks achieve superior internal grain structure and enhanced mechanical properties. This ensures the final machined parts offer exceptional strength, durability, and fatigue resistance for reliable power transmission and precise rotational control in demanding industrial uses.


Product Features

  • Optimized Internal Grain Flow: Forging enhances strength, toughness, and fatigue resistance, crucial for dynamic loads.
  • Superior Mechanical Integrity: Offers increased tensile strength, yield strength, and resistance to torsional/bending stresses.
  • Ideal for Precision Machining: Dense, homogeneous microstructure provides an excellent foundation for tight tolerances and intricate geometries.
  • Enhanced Durability: Leads to extended service life and reduced maintenance due to inherent resistance to wear and cracking.
  • Customizable Material & Dimensions: Available in various steel grades and customizable to meet specific application needs.

Application Scenarios

These steel forging blanks are essential precursors for key shafts and spindles across many industries:

  • Spline Shafts: Used in automotive drivetrains, industrial gearboxes, and agricultural machinery for torque transmission and precise meshing.
  • Low Speed Shafts: Critical for wind turbines (main shafts), heavy industrial mixers, and mining/conveyor systems handling high torque at low RPMs.
  • High Speed Shafts: Essential for wind turbines (generator output), pumps and compressors, and turbochargers requiring high rotational speeds.
  • Spindles: Core components in machine tools (CNC, lathes), automotive wheel hubs, and textile machinery demanding high precision and rigidity.
Item Details
Product Name Steel Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle
Material Grades - High-strength alloy steel: 42CrMo / 42CrMo4 / AISI 4140 - Excellent hardenability, toughness, and fatigue resistance - Engineered for long service life in high-torque, high-cycle applications
Forging Equipment - Hydraulic hammers: 5T / 8T / 12T, large open-die forging press - Designed for large-diameter, long-length shafts - Ensures axial fiber orientation and internal structural integrity
Manufacturing Process Hot Forging → Heat Treatment → Rough or Semi-Finish Machining → Straightness Correction → Dimensional & UT Inspection
Forging Ratio ≥ 3.0 — Promotes grain refinement and axial strength, critical for wind turbine load cycles
Applications - Wind turbine main shafts, generator shafts, and pitch/yaw drive shafts - Suitable for 1MW–6MW wind turbine systems - Withstands torsional stress, variable wind load, and start-stop fatigue
Heat Treatment Options - Normalizing and tempering for high tensile strength and core toughness - Optional pre-machining stress relief
Testing & Inspection - Chemical: Spectrometer-controlled alloy composition - Mechanical: Hardness, tensile, yield, impact  - Ultrasonic: Full-length UT  - Dimensional: Shaft length, straightness, concentricity, machining allowance verification
Value-Added Services - Custom diameter & length  - Pre-machining - Protective painting, rust-prevention coating - Export packaging with wood crating, steel banding, and shaft end protection

 

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle 0

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle 1

 

The steel forgings production flow:

raw material inspection → unloading → inspection → preheating → forging → heat treatment → inspection → rough machining → non-destructive testing → inspection → packaging → delivery.

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle 2

 

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle 3

Customized Forging Blank Spline Shaft Low Speed Shaft High Speed Shaft Spindle 4

Frequently Asked Questions (FAQs)
1. What is your forging weight range?
We produce forged parts ranging from 100 kg to 7000 kg.

2. Do you provide heat treatment and machining?
Yes, we offer full in-house heat treatment, rough, and finish machining services.

3. Which industries do you supply to?
We serve wind energy, heavy equipment, port machinery, transmission systems, and more.

4. What is your production lead time?

With stock: Around 30 days

Without stock: 40–45 days

5. Where is your factory located?
In Changzhou City, near Shanghai, with shipping via Shanghai Port.

 

Request a Quote
Please send your technical drawings and requirements to us. Our engineers will review and provide you with a professional quotation and solution shortly.

Contact Details
Changzhou Tiangong Forging Co., Ltd.

Contact Person: Mrs. Kanas Wen

Tel: 0086-18706127868

Send your inquiry directly to us (0 / 3000)