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Precision Hydraulic Fittings & Mechanical Parts

Zhejiang Juncheng Machinery Co., Ltd. – Compliant with SAE, BS, DIN, JIS standards. Over 2,000 specifications and 12 million units produced annually.

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About Zhejiang Juncheng Machinery

Established in the early 21st century, Zhejiang Juncheng Machinery Co., Ltd. is located in Yuhuan City, Zhejiang Province — a renowned island city known for its convenient transportation and rich industrial ecosystem. Our modern manufacturing facility spans over 7,000 square meters and serves as a hub for precision engineering and quality production.

We specialize in the design and production of hydraulic pipe joints compliant with American standards such as SAE J514, SAE J1453, and SAE J1231. In addition, we manufacture products according to British (BS), German (DIN), and Japanese (JIS) standards. For unique applications, we offer custom manufacturing based on client specifications.

With over 200 product series and more than 2,000 specifications, our annual output exceeds 12 million hydraulic fittings. Our products are exported to North America and Europe, where we have built a strong reputation for reliability and performance.

Zhejiang Juncheng Machinery Factory

Our Core Strengths

Rich Production Experience

Decades of expertise in hydraulic component manufacturing ensure consistent quality and innovation.

Superb Production Technology

Advanced CNC machining and precision tooling for high-tolerance components.

Strong Capital Flow

Financial stability ensures uninterrupted production and on-time delivery.

First-Class Quality Service

Dedicated customer support and responsive communication for global clients.

Our Product Range

SAE J514 Hydraulic Fitting

SAE J514 Fittings

45# steel construction, high-pressure hydraulic applications, metric and inch sizes available.

Standard: SAE J514
SAE J1453 O-Ring Fitting

SAE J1453 O-Ring Fittings

Sealed with O-ring for leak-free performance in demanding environments.

Standard: SAE J1453
BS Hydraulic Fittings

British Standard (BS) Fittings

Precision-made to BS specifications for international compatibility.

Standard: BS
DIN Hydraulic Fittings

DIN Standard Fittings

German-engineered precision for high-pressure hydraulic systems.

Standard: DIN
JIS Hydraulic Fittings

JIS Standard Fittings

Japanese Industrial Standard compliant for seamless integration.

Standard: JIS
Custom Hydraulic Fittings

Custom Hydraulic Solutions

Manufactured to your exact drawings and technical requirements.

Custom
Mechanical Parts

Mechanical Components

CNC-machined parts from 45# steel (1045 equivalent) for durability.

Material: 45# Steel
High-Pressure Fittings

High-Pressure Hydraulic Fittings

Engineered for extreme pressure environments with safety margins.

High Pressure
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Our Factory

Located in Baiyan Electromechanical Park, Yuhuan City, our 7,000+ square meter facility combines modern infrastructure with skilled craftsmanship. We maintain strict quality control throughout the production cycle, which typically ranges from 30 to 90 days depending on order size and complexity.

Factory Interior Production Line Factory Overview
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200+

Product Series

2,000+

Specifications

12M+

Annual Output

7,000+

Factory Area (m²)

Frequently Asked Questions

What standards do your hydraulic fittings comply with?

Our fittings are manufactured according to American SAE J514, SAE J1453, and SAE J1231 standards. We also produce BS (British), DIN (German), and JIS (Japanese) standard fittings.

Can you produce custom hydraulic fittings?

Yes, we can manufacture custom hydraulic fittings based on your technical drawings and specifications. Please contact us with your requirements.

What material do you use for your products?

The primary material used is 45# steel, which is equivalent to American standard 1045 steel, known for its strength and durability.

What is your production lead time?

The production cycle typically ranges from 30 to 90 days, depending on the order quantity and product variety.

Where are your products exported?

Our products are widely exported to North America and Europe, where we have established long-term partnerships with distributors and OEMs.

Contact Us

We have been waiting for your inquiry. Please reach out to us through the official website for detailed communication.

Get in Touch

For product inquiries, custom orders, or partnership opportunities, please visit our official website to contact us directly.

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