What is the minimum hardness of the sliding layer?

The minimum hardness of the sliding layer is HB 210.

Source Factory Provides High Quality Bushing Bucket Ear 2AA-939-D310 for Excavator

Name: Source Factory Provides High Quality Bushing Bucket Ear 2AA-939-D310 for Excavator
Brand: Jinan Sennai Machinery Co., Ltd
SKU: 2228199025

Shandong, ChinaJinan Sennai Machinery Co., Ltd

US$0.80

100-499 Pieces

US$0.60

500-999 Pieces

US$0.40

1,000+ Pieces

Product profile

Customization

Available

Type

Bucket Bushing Plinth

Application

Excavator

Model NO.

Bucket ear, Traction head

Condition

New

Product Name

Bucket Ear,Traction Head

Bush Types

Flange

Features

Wear Resistance

Lubricating

Carbon

Standard

DIN1494

Surface Treatment

Phosphating Black

Product Shape

Customized Bushing

Material

Steel

Transport Package

Anti-Rust Paper, Carton, Wood Case or Pallet

Specification

Customization

Trademark

Sennai

Origin

China

Key features

High Strength Alloy Steel: 16Mn workpiece body with 40Cr alloy steel flange for excellent tensile strength.

Advanced Heat Treatment: Forging and heat treatment ensure high hardness, wear resistance, and impact resistance.

Customized Product Shape: Bushing shape is fully customizable to meet specific design requirements.

High Hardness Sliding Layer: Minimum sliding layer hardness of HB 210 and dual part hardness of HRC 40.

Lifetime Use Design: Patented cost-effective design intended for one-time replacement and lifetime durability.

OEM and ODM Services: Professional support for OEM/ODM services for nearly 100 trading companies annually.

20 Years Industry Experience: 20 years of expertise in self-lubricating bearings and construction machinery components.

Company profile

Importers and ExportersExhibition Experience

Jinan Sennai Machinery Co., Ltd

Shandong, China

Business Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.39h

AI-Powered supplier vetting

SummaryJinan Sennai Machinery Co., Ltd is a trading company established in 2024 with a focus on export, contributing 51%-70% of total sales. The company offers OEM and ODM services, highlighting its customization capabilities. However, it lacks overseas showrooms, agents, and structured after-sales service procedures. The R&D capabilities are limited, with no new products or patents reported. Financially, the company appears stable with recent records available, but specific details are not provided. The company has been audited by CTI, but no explicit certifications are mentioned.

Supplier typeJinan Sennai Machinery Co., Ltd is identified as a trading company based in Jinan, Shandong, China.

After-Sales capabilityThe company lacks structured procedures for handling customer complaints and corrective actions, indicating a weakness in after-sales service capability.

R&D capabilityThe supplier has limited innovation capabilities with no patents, new products, or 3D design services available.

Customization capabilityThe company provides OEM and ODM services and customization from samples and designs, demonstrating strong customization capabilities.

Product Q&A

Q:How long can I get some samples for checking and what about the price?

Normaly samples will be done within 1-2 days (automatic machining parts) or 3-5 day (cnc machining parts). The sample cost depends on all information (size, material, finish, etc.). We will return the sample cost if your order quantity is good.

Q:How is the warranty of the products quality control?

We hold the tightend quality controlling from very begining to the end and aim at 100% error free.

Q:How to get an accurate quotation?

Drawings, photos or samples of products. Detailed sizes of products. Material of products. Surface treatment of products. Ordinary purchasing quantity.

Q:Is customization available for this product?

Yes, the product shape is customized and we offer OEM/ODM services based on samples or designs.

Q:What is the lead time for orders?

Peak season and off season lead time is within 15 workdays or one month.