What surface treatments are offered?

Available surface treatments include Hard Chrome, Zinc, and Copper.

What is the pressure rating of the cylinder?

This cylinder is designed for medium pressure applications.

What certifications does the product have?

The product holds GS certification.

High Quality Coal Mining Hydraulic Cylinder for Coal Mining

Name: High Quality Coal Mining Hydraulic Cylinder for Coal Mining
Brand: Rizhao Junrui Trading Co., Ltd
SKU: 2070673792

Shandong, ChinaRizhao Junrui Trading Co., Ltd

US$300.00-1,000.00

1 Piece

Sample price:US$500.00/piece.Request sample

Product profile

Customization

Available

Certification

Pressure

Medium Pressure

Model NO.

liuyuxin04

Work Temperature

Normal Temperature

Acting Way

Single Acting

Working Method

Straight Trip

Adjusted Form

Regulated Type

Structure

Piston Type

Material

Alloy Steel

Temperature Range

-50 to +100

Raw Material

Carbon Steel, Alloy Steel, 27simn, 45#, 20#, etc

Mounting Style

FC, Fe, Fee, Fse, Tpin, Pin-Eye, Trunnion Mount

Base End Mount Type

Cross-Tube

OEM/ODM

Yes

Surface Treatment

Hard Chrome, Zinc,Copper

Transport Package

Pallet, Wooden Case or as Your Requirement

Specification

430 lbs

Trademark

Origin

China Rizhao

Production Capacity

20000

Key features

Robust Alloy Steel Construction: Built with high-strength alloy steel for reliable operation in harsh mining environments.

Wide Temperature Adaptability: Operates effectively within a temperature range of -50 to +100 degrees Celsius.

Versatile Mounting Options: Available in FC, Fe, Fee, Fse, Tpin, Pin-Eye, and Trunnion Mount styles.

Custom Surface Treatments: Offers Hard Chrome, Zinc, and Copper surface treatments for enhanced durability.

OEM and ODM Services: Full customization support for raw materials and specific design requirements.

GS Certified Quality: Meets GS certification standards for safety and performance in mining applications.

Fast Off-Season Delivery: Lead time within 15 workdays during off-peak seasons.

Single Acting Design: Features a simple structure with single acting mechanism for straight trip working method.

Company profile

Rizhao Junrui Trading Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-02-19Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤5.01hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryRizhao Junrui Trading Co., Ltd is identified as both a trading company and manufacturer/factory in China, offering hydraulic cylinders, pumps, power units, and related components. The supplier reports multiple dedicated hydraulic, tank, pipe, cold-processing, and stamping production lines, plus more than 600 employees in one company description; however, another slice states only three total employees, creating a material inconsistency. It provides OEM and extensive customization services and generates 71%–90% of sales from exports, with six years of export experience and self-operated import/export rights. Innovation evidence is limited: no SDK is available, only one R&D engineer is reported, and R&D audit documentation is unavailable. No overseas showrooms, agents, branches, or offline trade-show participation are reported. Financial data only identifies years, not financial performance, so credibility cannot be assessed. No customer cases or certifications are provided.

Supplier typeThe supplier is described as both a trading company and manufacturer/factory, while its company type is also listed as a trading company. Its stated business scope covers hydraulic cylinders, mine columns, jacks, hydraulic components, systems, pump stations, and related metal and plastic products. This indicates a mixed trading-and-manufacturing profile, although the records are not fully consistent.

R&D capabilityThe supplier describes hydraulic R&D and an engineering team providing technical support, but reports no available SDK, only one R&D engineer, and no R&D audit documentation covering design inputs, outputs, reviews, verification, or validation. These records show some technical capability but do not establish strong innovation systems.

Production capacityThe supplier reports four high-pressure hydraulic-cylinder lines, two coal-machine cylinder lines, one telescopic-cylinder line, one high-pressure oil-pipe line, two construction-machinery tank lines, four agricultural-machinery tank cold-processing lines, and an advanced stamping workshop. It also states that it has multiple hydraulic and power-unit workshops, but the reported employee count conflicts sharply between more than 600 and three; production scale is therefore supported by claimed facilities but not fully consistent across records.

Customization capabilityThe supplier explicitly provides OEM services for well-known brands and supports customization from samples, designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization capability.