What is the function of the check valves?

Check valves are included in each section to prevent back-flow.

Is there a secondary auxiliary valve?

Yes, there is a secondary auxiliary valve for the work section.

Manual Hydraulic Valve Cdbf15-40W-20t

Name: Manual Hydraulic Valve Cdbf15-40W-20t
Brand: Shijiazhuang Hanjiu Technology Co., Ltd.
SKU: 2116169575

Hebei, ChinaShijiazhuang Hanjiu Technology Co., Ltd.

US$36.00-38.00

100 Pieces

Product profile

Customization

Available

Function

Flow Control

Installation

Threaded Cartridge

Model NO.

CDBF15-40W-20T

Drive

Hydraulic

Type

Directly Operated Type

Spool

1, 2, 3, 4, 5, 6, ...

Flow

40lt, 50lt, 60lt, 90lt, 100lt, 120lt, 140lt, ...

Transport Package

Carton, Pallet

Specification

5 KGS

Trademark

HANJIU

Origin

China

HS Code

8481802990

Production Capacity

10000 Pieces

Key features

Built-in Flow Steady Valve: Supplies constant flow for steering function to ensure stable operation.

Customizable Spool and Flow: Spool types (1-6+) and flow rates (40-140lt) are fully customizable.

Safety Auto Lock Mechanism: Spool auto locks to ensure safety immediately after power is turned off.

Anti-Backflow Check Valves: Check valves in each section prevent back-flow for enhanced system safety.

Versatile Application Design: Specifically designed for small forklifts, loaders, excavators, and sanitation machines.

Modular Sectional Structure: Supports 1-10 sections configuration to meet diverse hydraulic circuit needs.

High Performance Specs: Rated flow 63 L/min and rated pressure 20 Mpa for robust industrial use.

20 Years Industry Experience: Nearly 20 years in hydraulic R&D, manufacturing, and global export.

Company profile

Shijiazhuang Hanjiu Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryShijiazhuang Hanjiu Technology Co., Ltd. is identified as both a trading company and manufacturer/factory in Hebei, China, supplying hydraulic pumps, motors, steering units, valves, cylinders, and related parts. Evidence indicates three production lines, annual production exceeding 500,000 pieces for certain products, an ISO 9001 certification, and 6–10 R&D engineers and quality-control staff. The supplier describes quality-control procedures covering design through after-sales and reports nearly 20 years of hydraulic-business experience, although the company profile also states operations began in 2010. Product application coverage is broad, but evidence for customization, formal after-sales performance, financial credibility, and customer cases is limited. Financial information is excluded.

Supplier typeThe supplier is explicitly classified as a trading company and manufacturer/factory. Its profile describes Hanjiu Technology as a professional hydraulic-products manufacturer, while another provided profile identifies Elephant Fluid Power as engaged in hydraulic pumps, motors, valves, and spare parts.

CertificationsThe supplier reports holding ISO 9001 certification and describes quality objectives including quality first, continuous improvement, zero defects, and zero complaints. This is explicit evidence of a formal quality-management certification.

R&D capabilityThe supplier reports 6–10 years of total R&D-engineer experience and states that it pursues continuous improvement and innovation. It also reports developing and producing hydraulic orbital motors and steering units, but no patents, dedicated R&D facilities, or new-product results are provided.

Production capacityThe supplier reports three production lines and annual production exceeding 500,000 pieces for hydraulic orbital motors and steering units. Its stated product range includes motors, steering units, and cylinders with defined displacement, bore, length, and pressure ranges, supporting substantial manufacturing capability.