What is the lead time for samples?

We can make samples for delivery within 7-10 days.

What is the lead time for mass production?

Massive delivery takes 30-60 days. Peak season lead time is 1-3 months, while off-season is within 15 workdays.

Do you accept factory visits?

Yes, customer visits are accepted. We have two factory plants located in Ningbo and Chizhou.

High Quality Switch Forged Steel Component Inner Crank Arm

Name: High Quality Switch Forged Steel Component Inner Crank Arm
Brand: Ningbo Tianhui Machine Co., Ltd.
SKU: 2254922035

Zhejiang, ChinaNingbo Tianhui Machine Co., Ltd.

US$7.00

200-499 Pieces

US$6.00

500-999 Pieces

US$5.00

1,000+ Pieces

Product profile

Customization

Available

After-sales Service

Guaranteed

Warranty

Guaranteed

Model NO.

Customized

Condition

New

Certification

CE, RoHS, GS, ISO9001

Standard

DIN, ASTM, GOST, GB, JIS, ANSI, BS

8413910000

Production Capacity

5000000

Key features

Customized Manufacturing: Supports OEM/ODM with customized surface treatment and hot treatment options.

Wide Material Selection: Available in Stainless Steel, Carbon Steel, Alloy Steel, Copper, Brass, and Aluminium.

Multiple Processes: Offers Casting, Forging, CNC Precision Machining, and Die Casting services.

Strict Certifications: Certified by CE, RoHS, GS, ISO9001, and IATF16949 for quality assurance.

Fast Sample Delivery: Samples can be made and delivered within 7-10 days for quick verification.

Cost Optimization: Leverages 20 years of experience to minimize raw material and production costs.

Technical Support: Provides drawing analysis, 3D Step file support, and solution assistance.

Factory Visit Accepted: Customers are welcome to visit our two factory plants in Ningbo and Chizhou.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamPatents Awarded

Ningbo Tianhui Machine Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2007-02-01Nearest Port: ningbo, shanghai, yiwuAverage Response Time: ≤7.87hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryNingbo Tianhui Machine Co., Ltd. is a Chinese manufacturer/factory producing CNC-machined, cast, and forged metal products, with a stated scope also covering hardware machinery, plastics, and electronics. It reports broad customization and ODM capabilities, new product development in the past year, relevant machining and inspection equipment, and experience supplying customers in Japan, Italy, Germany, and automotive-related applications. Export sales are stated at 71%–90%, with 16 years of exporting and self-operated import/export rights. Quality procedures include documented inspection instructions, corrective and preventive action procedures, complaint-handling procedures, and quality assurance. However, the supplier has no overseas agents or branches, warehouse, showroom, or offline trade-show participation, no available SDK, and no valid manufacturing-capacity contract with associated subcontractors. Certification ownership and after-sales service coverage are not sufficiently evidenced.

Supplier typeThe supplier is identified as a manufacturer/factory and a limited company based in Ningbo, China. Its stated business scope includes manufacturing and processing, while its offered products include CNC machining, metal casting, and metal forging.

R&D capabilityThe supplier states that it developed new products during the past year and provides ODM services, indicating product-development capability. It also explicitly reports no available SDK, so its innovation capability is supported for product design and development but not for SDK-based integration.

Production capacityProduction capability is supported by listed equipment including CNC lathes, machining centers, drilling, broaching, testing, and inspection devices, along with a broad manufacturing scope and product range. The supplier reports in-stock capability and substantial export experience, although it lacks a valid contract with associated subcontractors, creating a documented capacity-management limitation.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, flexible customization, and ODM services. These capabilities are supported by its stated R&D activity and design-service capability.

Client casesThe supplier describes exported stainless-steel precision castings, machined components, pump and snow-blower parts, glass clips, tap fittings, meat-grinder parts, automotive fittings, and other industrial components supplied to customers in Japan, Italy, and Germany. Its 16 years of exporting and 71%–90% export-sales share further support international customer experience.

Product Q&A

Q:Are you a factory or trading company?

Tianhui is a direct manufacturer, currently we have two factory plants, one is located in Ningbo, Zhejiang, another one is located in Chizhou, Anhui.

Q:What production process you can supply?

We supply Casting, Forging and CNC Precision Machining, Die Casting, Stamping, etc.

Q:What material are you often used?

Stainless Steel, Carbon Steel, Alloy Steel, Copper, Brass, Aluminium or customized.

Q:Which industry parts you can produce?

We provide spare part solutions for multi industry, 'Auto Parts, Farm Machinery Parts, Hydraulic Parts, Valve & Pumps Parts, Energy Parts, etc.

Q:What is your company Vision?

Our vision is use our 20 years experience in this area, to have a good control in raw materials and each production process cost, to minimize part costs as much as possible. To provide the best solutions for various spare parts.