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Large Steel Casting Manufacturer

Published:18:46 15 Oct, 2026

One-Stop Casting & Machining

Large Steel Casting Manufacturer

Custom steel castings from 1 to 150 tons, manufactured to your drawings, material grades and inspection requirements.

20+
Years of Foundry Experience
1–150
Tons, Full-Range Customized Casting
30,000
Tons Annual Production Capacity
100+
Casting & Machining Capabilities
130,000+
Quality Steel Castings Produced
Why Tenfaye

Why Choose Tenfaye as Your Steel Casting Manufacturer

Tenfaye combines large steel casting experience with custom manufacturing, machining services and project-specific quality control to meet the requirements of heavy industrial components.

Your Steel Casting Manufacturer in China

Tenfaye is a steel casting manufacturer based in Xinxiang, China. Our 100,000 m² facility and team of more than 300 employees support custom steel castings from 1 to 150 tons, manufactured to customer drawings and technical specifications.

Casting and Machining Capabilities

Tenfaye provides casting, heat treatment and machining services for large steel castings. Available machining capabilities include large vertical lathes, boring and milling machines, and gear machining equipment to meet different component sizes and technical requirements.

Large Steel Casting Capability up to 150 Tons

Tenfaye manufactures custom steel castings weighing up to 150 tons per piece, subject to project requirements. Our product experience covers large components such as girth gears, mill components and other heavy industrial castings for demanding applications.

Custom Manufacturing to Your Drawings

We manufacture steel castings according to customer drawings, material specifications and inspection requirements. Send your technical drawings and specifications for a project quotation. Manufacturing and inspection requirements are confirmed before production begins.

Quality Control and Inspection

Inspection procedures are determined according to project specifications. Available inspection services include chemical composition analysis, ultrasonic testing (UT), magnetic particle testing (MT) and dimensional inspection. EN 10204 3.1 inspection documents can be provided when specified and agreed for the order.

Experience Across Heavy Industries

Tenfaye supplies steel castings for cement, mining, metallurgy, wind power and construction machinery applications. Our experience with heavy industrial components helps us understand the manufacturing, material and inspection requirements of different projects.

Our Products

Large Steel Castings We Manufacture

Custom steel castings for heavy-duty industrial equipment and applications.

Cast steel valve body for hydropower

Valve Bodies

Custom cast steel valve bodies for hydropower equipment and industrial fluid control systems, manufactured to customer drawings.

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Steam turbine partition sleeve steel casting

Partition Sleeves

Custom steel partition sleeves and diaphragm sleeves for steam turbines, manufactured to drawings and technical specifications.

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Cast steel drop ball for mining

Cast Steel Drop Ball

Large cast steel drop balls manufactured to customer drawings, dimensions and material specifications for heavy-duty industrial applications.

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Large steel casting girth gear for cement rotary kiln

Girth Gears

Large cast steel girth gears for rotary kilns, ball mills and other heavy industrial drives, manufactured to customer drawings and gear specifications.

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Cast steel bearing housing

Bearing Housings

Custom cast steel bearing housings and rolling mill chocks for heavy industrial machinery, manufactured to customer drawings and technical requirements.

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Custom large steel casting manufactured by Tenfaye

Custom Steel Castings

Custom steel castings from 1 to 150 tons, manufactured to customer drawings, material specifications and inspection requirements.

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Manufacturing Capability

Strength We Have

Tenfaye manufactures custom steel castings weighing 1–150 tons, supported by large-scale melting, casting, heat treatment, machining and inspection capabilities. Production is carried out to customer drawings, material specifications and quality requirements.

01
Electric arc furnaces at Tenfaye foundry

Large Melting & Refining Equipment

  • Two 25-ton electric arc furnaces
02
Large-scale molding and pouring of steel casting

Molding & Casting

  • Large-scale molding facilities
  • Steel casting and pouring processes
03
Large heat treatment furnace for steel castings

Heat Treatment

  • Two natural gas-fired heat treatment furnaces
  • Heat treatment processes based on material and technical requirements
04
10-meter vertical lathe machining large casting

Large-Scale Machining Equipment

  • 10-meter vertical lathe
  • Large CNC machining equipment
05
Large gear hobbing machine in operation

Gear Machining Equipment

  • Large gear hobbing machine
  • Gear machining for large industrial components
06
Spectrometer and UT MT testing equipment at Tenfaye

Inspection & Testing

  • OBLF spectrometer
  • UT / MT equipment
  • Hardness / mechanical testing equipment
How We Work

Steel Casting Manufacturing Process

Each project follows a production process planned around the casting material, dimensions, machining requirements and inspection standards.

1

Drawing Review

Engineers review your drawings, material grade and application before quoting.

2

Process Planning

Casting methods, gating and riser systems, and machining allowances are determined based on the part's geometry and material requirements.

3

Casting

Pattern, molding, melting, pouring and shakeout at the foundry.

4

Heat Treatment

Heat treatment according to material standard and project requirements.

5

Machining

Machining is arranged according to the drawing, including turning, boring and gear machining where required.

6

Inspection & Delivery

NDT, dimensional check, final inspection, documents and shipment.

Quality Control

Inspection at Every Stage of Production

Quality control covers key production stages, from material verification and casting to machining and final inspection.

Chemical Analysis

Chemical composition is checked by spectrometer to verify compliance with the specified material grade.

Process Control

Molding, pouring parameters and heat treatment records are tracked for each batch.

UT / MT Testing

Ultrasonic and magnetic particle testing can be performed as required by the project.

Dimensional Inspection

Key dimensions are inspected at the required production stages and verified against the customer's drawings and tolerances.

Final Inspection

Final inspection covers surface condition, dimensional accuracy, machining quality where applicable, and required documentation before packing.

EN 10204 3.1 Documents

EN 10204 3.1 inspection certificates and relevant inspection reports can be supplied when specified in the order.

Project Reference

Custom Steel Casting Project References

Large steel castings manufactured to customer drawings, material specifications and technical requirements.

Cast steel valve body shipment

Valve Body

Custom cast steel valve body manufactured to customer drawings for industrial fluid control applications.

WEIGHT8 Tons
MaterialWCB
Cast steel bearing housing shipment

Bearing Housing

Heavy-duty cast steel bearing housing manufactured to customer drawings for industrial machinery.

Weight10 Tons
Material35 Steel
Steam turbine partition sleeve shipment

Steam Turbine Partition Sleeve

Custom steam turbine partition sleeve manufactured to customer drawings and specified material requirements.

Weight11 Tons
MaterialZG230-450
Trusted By

Cooperating with Global Industry Leaders

Tenfaye supplies custom steel castings to industrial equipment manufacturers in hydropower, energy, cement, mining, metallurgy and other heavy industrial sectors. All products are manufactured to customer drawings and technical specifications.

Metso logo
thyssenkrupp logo
CITIC Heavy Industries logo
Sinoma logo
CNBM Technology logo
CEMTEC Cement and Mining Technology logo
Loesche logo
Lafarge logo
Baowu Steel logo
Hofmann Engineering logo
HOPE Xipu Group logo
Tengfei logo
Fives Group logo
FAQ

Steel Casting Manufacturer — Frequently Asked Questions

Can you manufacture steel castings from customer drawings?
Yes. OEM production to customer drawings is our core business. Send us your drawings, material grade, technical requirements and inspection standard. Our engineers review manufacturability and confirm the casting process, machining allowance and delivery scope before quoting.
What is your maximum casting weight?
Our large melting, molding and pouring equipment supports single castings up to 150 tons. The typical production range covers steel castings from 1 ton to 150 tons per piece.
What steel grades can you cast?
We cast general carbon steel, manganese steel, low-alloy steel, high-alloy steel and stainless steel grades, according to the material specification of each project. Chemical composition is verified by spectrometer analysis for every heat.
Do you provide machining for steel castings?
Yes. We perform rough and finish machining in-house, including large vertical lathe work, boring and milling, and gear cutting for large gears. You can order castings only, or castings with machining as a one-stop service.
What inspection documents can you provide?
Depending on project requirements, we can provide chemical composition reports, mechanical test results, UT/MT non-destructive testing records, dimensional inspection reports and EN 10204 3.1 material certificates.
How can I request a quote for custom steel castings?
Send your drawings (or photos and basic dimensions), material specification, required quantity, inspection requirements and target delivery date through our contact page or email. Our team will review the project and reply with a quotation.
Start Your Project

Have a Steel Casting Project?

Send us your drawings and technical requirements — our engineers will review your project and prepare a quotation.

  • Drawings
  • Material Specifications
  • Required Quantity
  • Inspection Requirements
  • Target Delivery Date

If you have any other questions, please feel free to contact whatsapp: +8618037881433 , you can also leave us message, we will warmly serve for you!

online

Whatsapp

+8618037881433

Tel

+8618037881433

Email

info@tenfaye.com