Does the valve have a spring return feature?

Yes, all spool valves come with a spring return mechanism to return to the neutral position.

What are the common applications for this valve?

It is widely used for small tractors, tractor loaders, log splitters, and other hydraulic machinery.

Harvester Element Zt12-1

Name: Harvester Element Zt12-1
Brand: Shijiazhuang Hanjiu Technology Co., Ltd.
SKU: 1988290625

Hebei, ChinaShijiazhuang Hanjiu Technology Co., Ltd.

Negotiable

100 Pieces

Product profile

Customization

Available

Function

Flow Control

Installation

Threaded Cartridge

Model NO.

ZT12-1

Drive

Hydraulic

Type

Pilot-Operated Type

Spool

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

Flow

40lt, 50lt, 60lt, 80lt, 100lt, 120lt, 140lt, ...

Transport Package

Carton, Pallet

Specification

6KGS

Trademark

HANJIU

Origin

China

HS Code

8481201000

Production Capacity

10000 Pieces

Key features

Customizable Spool Options: Available in 1, 2, 3, 4, 5, 6, or 7 spool configurations for versatile control.

Adjustable Flow Rates: Nominal flow options include 40, 50, 60, 80, 100, 120, and 140 liters per minute.

High Pressure Resistance: Max operating pressure reaches 200 bar with a back pressure limit of 50 bar.

Durable Cast Iron Body: Constructed with cast iron for long-time use and equipped with #8 SAE O-ring ports.

Spring Return Mechanism: All spool valves feature spring return to automatically reset to the neutral position.

Versatile Application: Suitable for small tractors, loaders, log splitters, and other hydraulic systems.

Compact Design: Compact structure manages hydraulic oil flow between pumps, cylinders, and motors efficiently.

Company profile

Shijiazhuang Hanjiu Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤10.33h

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.