Does the company provide after-sales support?

Yes, online support is provided for after-sales service.

Can the pressure and dimensions be customized?

Yes, pressure, structure, and dimensions are customizable depending on the model.

What is the average lead time?

The lead time is within 15 workdays during the off-season and one month during the peak season.

SD4 Directional Control Valve Advanced Hydraulic Control for Reliable System Performance

Name: SD4 Directional Control Valve Advanced Hydraulic Control for Reliable System Performance
Brand: Ningjin Ding'an Hydraulic Machinery Co., Ltd
SKU: 2073713492

Hebei, ChinaNingjin Ding'an Hydraulic Machinery Co., Ltd

US$20.00-35.00

1 Piece

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Function

Reversing

Installation

Plate

Model NO.

SD4

Drive

Manual

Type

Directly Operated Type

Pressure

Depending on Model

Structure

Depending on Model

Dimension(LWH)

Depending on Model

Maximum Pressure

250 Bar (25 MPa)

Nominal Flow

45 L/Min (12 Gpm)

Material

Rubber Cast Iron

Temperature of Media

Normal Temperature

Standard or Nonstandard

Standard

After-Sales Service Provided

Online Support

Transport Package

Strong Wooden Carton

Specification

Depending on Model

Trademark

Dingan

Origin

China Hebei Xingtai Ningjin

HS Code

8481901000

Production Capacity

60000 Piece/Pieces Per Month

Key features

Compact Design: Simple and compact structure suitable for open and closed center hydraulic systems.

Interchangeable Spools: Features 16 mm (0.63 inch) diameter spools for easy replacement and maintenance.

Manual Control Options: Available with manual and remote flexible cable spool control kits.

High Pressure Capacity: Maximum pressure rating of 250 Bar (25 MPa) for reliable performance.

Standard Flow Rate: Nominal flow of 45 L/Min (12 Gpm) for efficient hydraulic operation.

ISO Certified Quality: Manufactured by an ISO9001:2000 certified enterprise with over 10 years experience.

Online Support: Provides online after-sales service support for all products.

Customizable Specifications: Pressure, structure, and dimensions can be customized depending on the specific model.

Company profile

Importers and ExportersOEM ServicesQuality AssuranceFast Delivery

Ningjin Ding'an Hydraulic Machinery Co., Ltd

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2023-08-01Nearest Port: TianjinAverage Response Time: ≤2.93hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer of hydraulic valves, hydraulic machinery, and mechanical parts. It reports ISO 9001 certification, more than 10 production lines, machining and finishing equipment, 6–10 years of R&D engineer experience, and 11–20 quality-control staff. Its quality and service systems include documented complaint-handling, corrective/preventive-action, inspection, supplier-assessment, and traceability procedures. The supplier supports extensive customization and exports, with 71%–90% of sales from exports and self-operated import/export rights. However, it reports no available SDK, no inventory, no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agent, or branch, and no participation in offline trade shows. Financial records are identified for 2021–2023, but the provided data does not disclose performance values. Customer recognition in multiple international markets is stated, although specific customer cases are not provided.

Supplier typeThe supplier is explicitly classified as a Manufacturer and operates as a Limited Company. Its stated business scope covers hydraulic machinery and mechanical parts, while its offered product scope is Hydraulic Valve.

CertificationsThe supplier reports holding ISO 9001 certification, providing explicit evidence of a recognized quality-management-system certification.

After-Sales capabilityThe supplier has documented procedures and records for customer complaints and corrective/preventive actions, plus written supplier-service assessment procedures. However, it reports no overseas agents or branches, no overseas warehouse or showroom, and no overseas service coverage, so the evidence supports internal service controls but not broad overseas after-sales infrastructure.

R&D capabilityThe supplier states that it has technical strength, product-development support, processing capacity, and R&D engineers with 6–10 years of total experience. Nevertheless, it explicitly has no available SDK, and the slices do not provide evidence of patents, new-product output, or measurable R&D performance.

Production capacityProduction capability is supported by a dust-free constant-temperature workshop, testing and processing equipment, more than 10 production lines, machining-center, milling, polishing, and honing equipment, and lead times within 15 working days in both peak and off-season. The supplier reports no inventory capability and no valid capacity contract with related subcontractors, indicating some capacity-continuity limitations.

Customization capabilityThe supplier explicitly offers customization from designs and samples, full and minor customization, and flexible customization. This is reinforced by its listed machining and finishing equipment and documented finished-product inspection instructions.

Client casesThe supplier states that its products are sold in Russia, Europe, the Middle East, South America, Asia, and other markets and are recognized by customers; exports account for 71%–90% of total sales. However, no named customers, project examples, or verifiable case details are provided.