What is your minimum order quantity?

For regular models, it's 100 units; for custom models, it's 1000 units. We can discuss it in detail based on the specific situation.

How long does the production cycle usually take?

It usually takes 10 to 35 days, depending on the specific circumstances.

By what mode of transportation?

We will determine the most suitable and cost-effective transportation method based on customer requirements. Air transport, sea transport, and land transport are all included. Express delivery or freight companies.

Df350 Series Heavy Duty Hydraulic Control Valve for Construction Excavator Loader

Name: Df350 Series Heavy Duty Hydraulic Control Valve for Construction Excavator Loader
Brand: Jtong Group Co., Ltd.
SKU: 2310025545

Jiangsu, ChinaJtong Group Co., Ltd.

US$180.00-420.00

10 Pieces

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

Temperature

Ordinary Temperature

Certification

CE, ISO9001

Model NO.

Customized

Media

Oil, Water

Standard

Connection Mode

Flange

Power

Manual

Material

Cast Steel

Type

Heavy Duty Monoblock Structure

Spool Quantity

2 ~ 6 Spools Customized

Nominal Flow

200 Lpm / 53 Gpm

Max Working Pressure

350 Bar / 5000 Psi

Operation

Manual Lever, Spring Center Return

Application

Garden Machinery / Sanitation Vehicle

Feature

Built-in Relief Valve, Overload Protection

Control Mode

Manual Lever / Cable / Pneumatic Optional

Mounting Type

Standard Subplate / Foot Mount

Port Size

1" ~ 1-1/2" SAE / Bsp

Transport Package

Fumigated Plywood Case (Ippc Certified)

Specification

2-6 Spools, 200 LPM Max Flow, 350 Bar

Trademark

Jtong

Origin

China

HS Code

84818040

Production Capacity

50000 Pieces/Year

Key features

Customizable Spool Quantity: Offers 2 to 6 spools configuration to meet specific hydraulic control needs.

Flexible Control Modes: Supports Manual Lever, Cable, or Pneumatic operation modes as optional configurations.

High Pressure Capacity: Max working pressure reaches 350 Bar (5000 PSI) for heavy-duty applications.

Comprehensive Certifications: CE and ISO9001 certified with extensive international export experience.

OEM & ODM Services: Full customization available based on customer drawings, 3D models, or samples.

Built-in Safety Features: Equipped with built-in relief valve and overload protection mechanisms.

Versatile Mounting Options: Available in Standard Subplate or Foot Mount types for flexible installation.

1-Year Quality Warranty: Covers all non-human-induced quality issues with full traceability.

Company profile

Cooperated with Fortune 500Fast DeliveryFull CustomizationR&D Capabilities

Jtong Group Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2026-02-01Nearest Port: Binhai Port, Dafeng PortAverage Response Time: ≤0.85h

AI-Powered supplier vetting

SummaryThe supplier presents itself as an ODM/OEM partner serving power generation, water treatment, petrochemical, and industrial automation markets. It reports flexible customization, 3D design services, recent product development, quality assurance, documented corrective-action and complaint-handling procedures, and approximately six years of export experience with 31%–40% of sales from exports. It also states membership in the China Valve Industry Association and qualification as a National Power System supplier. However, it reports no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. Material traceability is absent, and the supplied financial records show zero values, limiting confidence in financial credibility. Customer-specific cases are not provided.

Supplier typeThe supplier describes itself as an ODM/OEM partner for power generation, water treatment, petrochemical, and industrial automation applications. Its stated business scope also includes waste processing, construction and metal materials, office equipment, surveillance, networking, and information-security equipment, indicating a broad and potentially diversified profile.

CertificationsThe supplier explicitly states that it is a member of the China Valve Industry Association and a qualified supplier for the National Power System. These are stated industry affiliations and qualification claims, although no certificate numbers, validity dates, or supporting documents are provided.

Financial creditThe supplied financial information reports zero operating revenue, costs, profits, cash receipts, cash inflows, cash outflows, and current ratio for the stated periods. These records do not establish financial strength and create a material basis for concern, although the data alone does not explain whether the values reflect inactive operations, reporting limitations, or another issue.

R&D capabilityThe supplier reports 3D software design services and states that it introduced new products during the past year. This provides explicit evidence of active product-development capability.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, flexible customization, and 3D software design services. Its ODM/OEM positioning further supports the conclusion that it is structured to handle customer-specific requirements.

Product Q&A

Q:Are you a factory or a trading company?

We are a factory with 18 years of casting experience and the capability for precision processing and finished valve supply. We produce products based on the drawings/samples provided by the customers. ODM/OEM services available. For exports, we have a professional foreign trade team.

Q:Does it meet the certification requirements?

Our products comply with various certifications such as ISO9001 and CE, and also possess export qualifications.

Q:How to obtain the quotation?

Please send the product drawings (2D/3D) in formats such as PDF, DWG, DXF, STEP, IGS, SLDPRT, etc. After we discuss the materials, purchase quantity, and other requirements, we will provide a detailed quotation.

Q:Can samples be provided?

We are willing to offer samples to our customers. The cost of the samples will be refunded in the case of bulk orders. The shipping cost needs to be borne by the customer.

Q:What payment methods do you accept?

We support T/T, PayPal, Visa, and Apple Pay.