Product Introduction

Chemical composition of 18CrNiMo7-6

H≤1.8ppm

Hardness≤250HB .

The materials can be selected according to customer requirements.

Our steel forged gear shafts are made for gearbox. And our gear shafts are mainly made of 18CrNiMo7-6. 

We can do large diameter gear shafts.  The OD is from 120mm-1200mm. 

The gear shafts can be manufactured as per customers' drawings. And our technologists also can design the drawings for customers. 

Quality first is our principle. Our national level II lab can control the quality( chemical composition inspection, mechanical properties inspection,hardness inspection.

We source premium-quality steel ingots from leading manufacturers including Baotou Iron & Steel (Group) Co., Ltd., Xingcheng Special Steel, and Chengde Jianlong Special Steel. With 20 years of industry expertise, we possess the capability and flexibility to meet any of our customers' specific requirements. We are committed to offering the most competitive prices without compromising on quality, and we back our products with a comprehensive two-year guarantee. To ensure consistent quality and reliability, we operate an in-house Level 2 laboratory, which enables rigorous testing and quality control throughout our processes.

About Us

Henan zhongyuan Heavy Forging Co.,Ltd(HHF) founded in 2006, the company has accumulated nearly 20 years of deep professional experience and technological expertise in the field of heavy-duty forging.

The factory covers an area of approximately 150 mu (about 100,000 square meters).

The company operates 3 large-scale open-die forging production lines (with core equipment including 10,000-ton hydraulic presses), 2 modern die forging production lines, along with supporting large-scale CNC machining centers, heat treatment lines, and a well-equipped National Class II laboratory. The company has an annual production capacity of 50,000 tons for large open-die and die forgings (with the ability to produce single pieces weighing over 30 tons).

The company currently employs nearly 500 people, including a dedicated R&D team of over 50 professionals, consisting of senior engineers and technical experts focused on developing new processes, materials, and technological innovations.

Its quality management system is backed by multiple certifications, including the American API Q1 standard, API 7-1 licensing for drill stabilizers and drill collars, CSSC system approval, and international accreditations such as ISO 9001:2008 and ISO/TS 29001.

The company has long provided core forgings to renowned enterprises in both domestic and international markets, spanning industries such as energy (wind, hydro, and thermal power), mining machinery, shipbuilding, and heavy equipment. Its client portfolio includes major domestic companies like CITIC Heavy Industries, China First Heavy Industries, Taiyuan Heavy Industry, Goldwind, and Envision Energy, as well as global mining equipment manufacturers such as Joy Global, Komatsu, and Caterpillar.

Our Exhibition

Exhibition Participation

HENAN ZHONGYUAN HEAVY FORGING CO., LTD. is proud to announce our participation in MINExpo INTERNATIONAL® 2021.

Event Details:

Show: MINExpo INTERNATIONAL® 2021

Date: September 13-15, 2021

Location: Las Vegas, Nevada, USA

We cordially invite partners, clients, and industry peers to visit our booth for communication and collaboration.

Payment & Shipping Terms

We offer flexible payment and shipping solutions to facilitate smooth global transactions.

Accepted Trade Terms:

We are adaptable to the most common international trade terms to accommodate your logistical preferences and risk allocation. The following terms are all acceptable:

•   FOB (Free On Board)

•   CFR (Cost and Freight)

•   CIF (Cost, Insurance and Freight)

Other terms can be discussed upon request.

Standard Manufacturing Lead Time:

Our standard production cycle is approximately 45 days from the receipt of your official order and confirmed deposit. This timeframe covers the entire process from material preparation to final factory inspection. Expedited options may be available for urgent projects—please inquire for feasibility and potential adjustments.

Packaging:

We prioritize the safe transit of your products. Our standard export packaging utilizes robust steel shelves and reinforced wooden crates, ensuring protection against handling and maritime conditions. We are also fully capable of customizing the packaging according to your specific requirements or drawings.

Our primary goal is to ensure a seamless and efficient delivery process. We are committed to working closely with you or your nominated freight forwarder to meet all specific logistics, documentation, and scheduling requirements. Customer-specific instructions for delivery and handling are always accommodated to the best of our ability.

FAQ

1.Wha's your quote time?

Normally, it is up to 3days. We need to understand your requirements and critical dimensions.

2.How is quality controlled?

A. We have a dedicated QA team. B. We shall do one sample run, then a small batch run before mass order.For a sample order.

3.Can I come and visit you?

Yes, of course. We are pleased to welcome you to visit our company and discuss technical details and requirements with our team.

4.What's the production lead time?

Our pruction progress is from forging, rough machining ,Q+T to final machining.Itis usually 45days.

5.what are your payment terms?

We typically ask for 30% down payments to launch production, 70% balance before delivering goods.