Shandong Sennai Intelligent Technology Co., Ltd.
                                                                                                           
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Heavy Duty Extra Strength Excavator Flange Bucket Bushing Construction Machinery

Price Negotiable
Price: 0.5
MOQ: 10
Delivery Time: Negotiable
Product Description
Heavy Duty Extra Strength Excavator Flange Bucket Bushing Construction Machinery
Heavy duty excavator flange bucket bushing construction machinery
Product Specifications
Performance Index Unit Value
Hardness HRC 58-62
Max Load N/mm² 250
Max Linear Velocity m/s 0.1
Max PV Value N/mm².m/s 1.5
Working Temperature Limit ºC -100 to +350
Linear Expansion Coefficient 10⁻⁵/ºC 1.1
SN-H steel bushing technical specifications
The inner surface of SN-H steel bushing is processed with various types of oil grooves, which improves the surface hardness and wear resistance after heat treatment. It is suitable for heavy-duty joint parts of construction machinery such as excavators, rotary drilling rigs, large loaders, wall grab and so on.
Our steel bushing bearings are manufactured using premium materials including 45#, 40Cr, 20CrMo, GCr15 and other high-quality alloys. From raw materials to finished products, each manufacturing process undergoes strict quality control to ensure superior product performance. This results in bushings with exceptional wear resistance, high surface hardness, and strong internal toughness.
Steel bushing manufacturing process Bushing quality inspection Finished bushing products Bushing applications
Main Products
Main product line of construction machinery bushings
Company Profile
Jinan Sennai Intelligent Technology Co., Ltd. facility
Jinan Sennai Intelligent Technology Co., Ltd. is an integrated enterprise specializing in the research, production, sales, and service of self-lubricating bearings and construction machinery pins and bushings. With over 20 years of industry experience and global sales channels, we provide comprehensive support services for numerous renowned construction machinery and equipment manufacturers worldwide. We offer OEM/ODM services for nearly 100 trading companies annually.
Our company operates from a 33,000 square meter facility equipped with more than 260 sets of advanced production equipment, including finishing rolling pipe production lines, forging production lines, CNC automatic processing production lines, full-process heat treatment equipment, high-precision grinding equipment, and comprehensive physical/chemical analysis and detection systems.
Manufacturing equipment and production lines
Exhibition
Industry exhibition participation
Packaging & Shipping
Product packaging and shipping methods
Frequently Asked Questions
1. How long can I get some samples for checking and what about the price?
Typically, samples are completed within 1-2 days for automatic machining parts or 3-5 days for CNC machining parts. Sample costs depend on specifications including size, material, finish, and other requirements. We refund sample costs when order quantities meet our minimum requirements.
2. How is the warranty of the products quality control?
We maintain stringent quality control throughout the entire manufacturing process, from raw materials to finished products, aiming for 100% error-free production and consistent product excellence.
3. How to get an accurate quotation?
For precise quotations, please provide: Technical drawings, photos or samples of products; Detailed dimensional specifications; Material requirements; Surface treatment specifications; Estimated order quantities.
Quality assurance and customer support

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shandong Sennai Intelligent Technology Co., Ltd.
Location Shuntai Plaza, No.2000 Shunhua Road, inan High-Tech Zone,Shandong, China
Contact Person Mr.

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