Can I request custom roller sizes?

Absolutely! We can customize them based on the drawings and specifications you provide.

Precision Forged AISI 4140 Forged Blank Rings for Mining Machinery Gears

Name: Precision Forged AISI 4140 Forged Blank Rings for Mining Machinery Gears
Brand: Jinan Hongtu Forging Co., Ltd
SKU: 2173559642

Shandong, ChinaJinan Hongtu Forging Co., Ltd

US$10.00-10,000.00

100 Pieces

Sample price:US$100000.00/piece.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Model NO.

Supports customization

Molding Technics

Pressure Casting

Application

Machinery Parts

Material

Steel

Heat Treatment

Quenching

Surface Treatment

Polishing

Forging Tolerance

+/-0.2mm

Standard

Certification

CE, ISO 9001:2000

Technique

Forged

Delivery State

Blanks, Rough,Semi-Finished, Finished

Outer Diameter

100mm-2000mm/Customized

Height / Face Width

50mm-1000mm/Customized

Hardness Range

HRC 55-62/Customized Per Drawings/Requirements

Certificate

ISO9001-2008

Applications

Wind Turbine Bearings, Heavy-Duty Reducers, etc.

Forging Ratio

Customized,Ensuring Dense Microstructures

Protective Coating

Customized

NDT

Ut,Mt

Delivery Date

10-30 Days/Based on Products

Video Outgoing-Inspection

Provided

Machinery Test Report

Provided

OEM & ODM Custom

Sample

Transport Package

International Shipping Package

Specification

Standard specifications or customized

Trademark

OEM

Origin

Jinanchina

Production Capacity

500000pieces/Year

Key features

Relying on advanced CNC ring rolling mills to ensure dimensional accuracy and consistency of seamless rings.

The seamless rolling process eliminates internal defects, achieving maximum material density.

Through precision heat treatment, the products exhibit exceptionally high yield and tensile strength.

Strictly compliant with international standards including ASTM, ASME, and DIN.

Providing a full suite of services including rough machining, semi-finishing, and precision finished machining.

100% non-destructive testing, including UT and MT, ensures no-defect quality.

Rigorous quality control throughout the entire process from smelting to final inspection.

Strictly implementing the ISO 9001 quality management system with full traceability for every process.

A one-stop procurement solution providing a worry-free experience from forging and heat treatment to final machining.

Optimized heat treatment processes like quenching and tempering enhance product hardness.

Company profile

High Repeat Buyers ChoiceFast DeliveryRaw-Materials TraceabilityStandardized quality control

Jinan Hongtu Forging Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.35h

AI-Powered supplier vetting

SummaryThe supplier operates in metalworking and machinery-related manufacturing, including forging, machining, gear and transmission components, hardware products, and mechanical parts. It reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications, raw-material traceability, 100% finished-product inspection, and four quality inspectors. The supplier offers broad customization and ODM services, has three R&D engineers, and launched new products during the past year. However, service-management procedures lack supporting records, and the supplier has no overseas warehouse, showroom, agents or branches, or offline trade-show participation. Financial information is only represented by years rather than substantive financial indicators, so financial credibility cannot be determined from the provided evidence. It reports OEM service for known brands but no Fortune 500 cooperation.

Supplier typeThe supplier is a manufacturing-oriented metalworking and machinery-parts provider, covering forging, machining, mechanical parts, hardware products, gears, reducers, and transmissions. Its description specifically presents end-to-end capability from forging raw materials to precision-finished parts, indicating an integrated industrial component supplier rather than a purely trading-focused business.

CertificationsThe supplier reports ISO9001:2015 quality management certification, ISO14001 environmental management certification, and ISO45001:2018 occupational health and safety certification. These are explicit certifications covering quality, environmental, and occupational safety management.

R&D capabilityThe supplier reports three R&D engineers, new products launched during the past year, ODM services, and multiple customization modes. However, it has no available SDK, which limits evidence of software-development or SDK-related innovation; overall product and design innovation capability is explicitly supported.

Production capacityProduction evidence includes lathes, machining centers, vertical lathes, and forging machines, with business coverage in forging, machining, gears, reducers, transmissions, hardware, and mechanical parts. The supplier also reports raw-material traceability and 100% finished-product inspection supported by four quality inspectors, indicating established manufacturing and quality-control capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad product-development and customization support.

Product Q&A

Q:May I get a cheaper price?

A workable discount will be given if there's a large quantity.

Q:Is OEM acceptable?

Yes, please contact us for design details. We will offer you a reasonable price and make samples for you.

Q:What's your quality guarantee?

We have our professional quality control workers with inspection machines. Or if you have a Chinese agency, you also can ask them to do an inspection in our factory before shipment.

Q:Can I visit your factory before ordering?

Yes, you're warmly welcome to visit our factory.

Q:Do you provide samples? Is it free or charged?

Yes, we can offer samples free but shipping charges are covered by customer.