Can I customize our products from you?

Yes, we can make products according to your requirements. Please kindly send me your specifications and drawings.

Can you help me to install or give me advice about what kind of hydraulic cylinder or power pack should I use for specific machine?

Yes, we have 25 experienced engineers who are always ready to help you. If you do not know what kind of hydraulic cylinders should be used in your machine, please just contact us, our engineers will help you to design the exact products you need.

What is the delivery time?

25-30 days for mass production, which is depend on quality, production process and so on.

Under Ground Coal Mining High Pressure Hydraulic Strut for Coal Mining Machinery

Name: Under Ground Coal Mining High Pressure Hydraulic Strut for Coal Mining Machinery
Brand: Shandong Wantong Hydraulic Co., Ltd.
SKU: 804154305

Shandong, ChinaShandong Wantong Hydraulic Co., Ltd.

US$1,000.00-10,000.00

5 piece

Sample price:US$2000.00/piece.Request sample

Product profile

Customization

Available

Certification

GS, ISO9001

Pressure

31.5-42MPa

Model NO.

320/230/295/210*2150

Work Temperature

-30~+80 Degree Centigrade

Acting Way

Double Acting

Structure

Piston Type

Material

27simn, 40cr, 30crmnsi

Delivery Time

20 Days

MOQ

5 Pieces

Color

as Cuatomer's Requirement

Warranty

14 Months

Transport Package

Pallets

Specification

Weight: 500kg

Trademark

WTJX

Origin

Shandong, Rizhao

HS Code

8412210090

Production Capacity

300, 000 PCS/Year

Key features

Customization Options: Full customization available based on customer drawings and specifications.

High Pressure Performance: Rated working pressure ranges from 31.5 to 42 MPa for demanding mining environments.

Wide Temperature Range: Operates effectively in temperatures from -30 to +80 degrees Celsius.

Durable Materials: Constructed from 27simn, 40cr, and 30crmnsi for high wear and corrosion resistance.

Comprehensive Certifications: Certified by ISO9001, ISO/TS16949, CCRI, CCS, DNV, and ABS.

14 Months Warranty: Includes free repair for quality issues within the warranty period.

Professional Design Team: 79 R&D engineers available to design products according to specific needs.

100% Quality Inspection: Every cylinder undergoes functional and visual inspection before shipment.

Company profile

Cooperated with Fortune 500Importers and ExportersYears of Export ExperienceExperienced Team

Shandong Wantong Hydraulic Co., Ltd.

Shandong, China

Business 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: 13 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤9.33h

AI-Powered supplier vetting

SummaryThe supplier manufactures hydraulic cylinders and hydraulic lifting systems for dump trucks, engineering machinery, and other mechanical equipment. It provides customized design, development, selection, technical training, and after-sales support, with stated ODM and OEM capabilities. Evidence indicates structured quality, supplier-service, inspection, and corrective-action procedures, alongside multiple management and product certifications. Production resources include five production lines, 50 years of combined R&D engineer experience, 11–20 quality-control staff, and stated hydraulic-cylinder output of 300,000 sets. Overseas support is limited: no overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported, although installation, training, repair, maintenance, and debugging services are listed. Financial information is represented only by year labels, so credibility cannot be assessed from the provided data.

Supplier typeThe supplier is a manufacturer of telescopic, engineering-equipment, mechanical-equipment, and hydro-pneumatic suspension cylinders, hydraulic lifting systems, and hydraulic components. Its five production lines and stated hydraulic-cylinder output support classification as a specialized hydraulic equipment manufacturer.

CertificationsThe supplier reports QHSE, OHSAS/OHSMS 18001, TS 16949, and ISO 9001 supplier-management certifications, plus China safety and environmental, occupational health and safety, integrated management, and DCMM Level 2 certifications. Products are stated to have IATF16949 and Coal Mine Safety Mark certifications, with additional ISO45001:2018, ISO14001, and CE-related capability reported.

After-Sales capabilityThe company states that it provides technical training and after-sales service, and lists equipment installation, training, repair, maintenance, and debugging among its overseas service offerings. Service management has written procedures, records, approved-supplier information, and corrective/preventive-action procedures, but no overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported.

R&D capabilityThe supplier reports new products within the past year, ODM capability, broad R&D customization services, and 50 years of combined R&D-engineer experience. However, no SDK is available; this limits evidence for software or platform integration capability but does not negate the demonstrated product-development capability.

Production capacityProduction evidence includes numerical-control machine tools, a Longmen machining center, five production lines, 11–20 quality-control staff, and stated hydraulic-cylinder output of 300,000 sets. The supplier also reports finished-product inspection instructions that are uniformly followed and an off-season average lead time within 15 workdays.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its company description also covers customized preliminary design, development, product selection, and design-scheme finalization, indicating broad engineering customization support.

Client casesThe product portfolio is identified for dump trucks, mechanical equipment, engineering machinery, and hydraulic systems, and the supplier states that it provides OEM services for well-known brands. Specific customer names, project references, order histories, or verifiable case studies are not provided.

Product Q&A

Q:Are you a manufacture or a trade company?

Manufacture, we are the leader manufacturer of hydraulic industry in China with 20 years experience and technology.

Q:Do you have quality control system?

Yes, The quality management system introduced is: ISO/TS 16949:2009-certified by NQA and IATF cert.

Q:How can i get a booklet and buy a cylinder from you?

Very easy! Just leave me a message or email and tell me your requirement, let me know you are interesting in our products.I will talk with you for the details soon!

Q:Can you tell me the price for the cylinder?

1. Please help inform your drawing with detail requirement. 2. Please help inform the cylinder NO. after you check our booklet. 3. Please help inform the tipping capacity, strokes, number of stages, closed length, mounting type and size and other information. 4. Please also help inform the quantities, this is very important. 5. Your destination port.

Q:Do your products come with a warranty?

Yes, we have 14 months warranty. In this period, if the quality problem we will free repair for you.