What is the warranty period?

We provide a 1 Year Warranty for the equipment.

What is the lead time for production?

Peak Season Lead Time: 3-6 months. Off Season Lead Time: 1-3 months.

What is the theory of welding used?

The machine uses High Frequency Welding theory for straight seam induction welding of steel pipe.

400kw Solid State Welder for High Frequency Welded Pipe Production Lines

Name: 400kw Solid State Welder for High Frequency Welded Pipe Production Lines
Brand: Shijiazhuang Tengdi Machinery Co., Ltd.
SKU: 2011074912

Hebei, ChinaShijiazhuang Tengdi Machinery Co., Ltd.

US$20,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Online Installation Training/on-Site Installation

Warranty

1 Year Warranty

Pipe Material

Carbon Steel

Condition

New

Customized

Theory

High Frequency Welding

Application

Industry

Type

High Frequency Weld Pipe Mill Line

Transport Package

Container Packing

Trademark

TENGDI

Origin

China

HS Code

845510

Key features

Solid State HF Welder: Comprises rectifier, transformer, inverter, console, bracket, water cooler, and output leg for straight seam welding.

PLC Intelligent Control: Siemens S7-1200 PLC enables equipment linkage control, fault diagnosis, and LCD status monitoring.

High Efficiency Design: Integrated switch and rectifier with flat-wave reactor and capacitor to improve flat-wave coefficient.

Comprehensive Protection: Features protection reactor, ammeter, and current hall sensor to monitor and protect the inverter bridge.

Customized Solutions: Equipment is fully customized to meet specific pipe diameter, thickness, material, and speed requirements.

Strict Quality Assurance: Gearboxes tested for 8 hours for leaks; shafts inspected for centering; rollers checked for tolerance.

Online & On-Site Service: Provides online installation training and on-site installation support with a 1-year warranty.

Direct Manufacturer: Own technical team ensures higher quality products and better professional service at competitive prices.

Company profile

Shijiazhuang Tengdi Machinery Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2023-04-06Nearest Port: BEIJING, TIAN JINAverage Response Time: ≤6.44hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAP

AI-Powered supplier vetting

SummaryShijiazhuang Tengdi Machinery Co., Ltd. is a China-based supplier focused on steel pipe and coil-processing machinery, including ERW tube mills, API pipe-making machines, slitting lines, and cut-to-length lines. The company describes itself as integrating R&D, production, sales, and service, with an 8,000-square-meter factory, 50 employees, engineering resources, and 20 industrial production lines. Its stated capabilities include international exporting, customer training, technical services, and production-line design. ISO 9001 and QC 080000 certifications are reported. Evidence supports established industry experience and broad export coverage, but information is insufficient to verify financial strength, detailed customization processes, or a substantial portfolio of named customer cases.

Supplier typeThe supplier is identified as a manufacturer/factory and limited company in Hebei, China, while another record describes it as a trading company. Its profile states that it integrates R&D, production, sales, and service, and its listed products are industrial machinery such as tube mills, pipe-making machines, and coil-processing lines.

CertificationsThe supplier reports holding ISO 9001 and QC 080000 management-system certifications. These are explicit certification claims relevant to quality and hazardous-substance management, although the slices do not provide certificate numbers, validity dates, or issuing bodies.

After-Sales capabilityThe company states that it provides sales and service, customer training, technical services, and participation in customer visits and exhibitions. This indicates an explicit after-sales and technical-support function, although response times, service locations, and support coverage are not provided.

R&D capabilityThe supplier reports an R&D function, engineering personnel, independent innovation, and a history of designing and manufacturing API pipe-making and slitting equipment. Its stated industry involvement dates back to 1993, supporting relevant technical experience, though no quantified patent or formal R&D-output data is provided.

Production capacityThe supplier reports an 8,000-square-meter factory, more than 10 production lines, 20 industrial production-line sets of annual productivity, and 2–3 months' off-peak lead time versus 4–6 months during peak season. These figures provide explicit evidence of industrial production capacity, although the records do not independently verify utilization or capacity by product type.

Product Q&A

Q:Are you a manufacturer?

Yes. We are manufacturer. We have our own technical team. Welcome to visit us.

Q:What payment terms do you accept?

We are flexible on payment terms, please contact us for details!

Q:What info you need before you make the proposal?

The pipe diameter and thickness range which you need or the profile drawings material information, your special requirements and speed of the machine.

Q:How do you do QA?

We have special team do strict QA, this is our strengths: (1)Every gear box will be tested for 8 hours with oil inside to guarantee there is no leak. (2)Every shaft will be inspected for the centering jumpiness. (3)Every roller will be checked to make sure it is in the range of tolerance critical parts will be inspected for all dimensions.

Q:Why choose you? What is the difference between you and other Chinese supplier?

You can get higher quality product & better professional service from TENGDI with same price.