China Grease Pipe Fittings Manufacturers Suppliers Factory - Wholesale Service

Your Professional Grease Pipe Fittings Supplier

Zhejiang Shengxiang Machinery Co., Ltd., a branch of Taiwan Yuxiang Precision Machinery Industry Co., Ltd. (ISHAN) in mainland China, was established in 2001. It is a high-tech enterprise specializing in the research, development and production of advanced centralized lubricating oil supply devices. The company has a complete range of products, including thin oil, dry oil, oil mist, oil gas, oil cooling and other types of lubricating devices.

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Why Choose Us

OEM & ODM Customization Services
We offer flexible OEM and ODM manufacturing services to meet diverse market demands. Whether you need customized designs, private labeling, or specialized technical solutions, we work closely with customers to deliver products that match their exact specifications.

Outstanding Team

Our experienced engineering team provides professional solutions tailored to different industries and operating environments.

Obtain Patent

Our products comply with international quality standards, including ISO 9001 and CE certifications. With continuous investment in research and development, we have obtained multiple patents and developed advanced lubrication technologies trusted by customers worldwide.

Best Solutions

The company actively develops and manufactures advanced products leading the future, and provides all-round mechanical lubrication solutions for different customer needs with better services.

Types of Grease Pipe Fittings

01.

Standard (Straight) Fittings:

The most common type, ideal for easily accessible points on machinery.

02.

90-Degree Fittings:

Perfect for tight spaces or angled locations where a straight fitting would be hard to reach.

03.

Button-Head Fittings:

Used in heavy equipment and high-volume lubrication systems. Their large heads allow greater grease flow and easier connection in dirty or rugged environments.

04.

Flush Grease Fittings:

Designed for areas with limited clearance; they sit almost level with the surface to avoid snagging or damage.

Advantages of Grease Pipe Fittings

Reduced Friction and Wear

Consistent lubrication minimizes metal-to-metal contact.

Lower Maintenance Costs

Efficient fittings reduce downtime and repairs.

Extended Equipment Life

Regular greasing prevents premature bearing failure.

Environmental Protection

Leak-proof valves prevent grease contamination.

Material of Grease Pipe Fittings

Material	Properties	Best Used For
Steel (Zinc-Plated)	Strong, affordable, corrosion-resistant	General-purpose machinery
Brass	Corrosion-resistant, softer metal	Light-duty or precision equipment
Stainless Steel	Highly corrosion-resistant	Marine, food processing, chemical environments
Carbon Steel	Strong but less corrosion-resistant	Indoor or dry conditions

How Does a Grease Pipe Fittings Work

1. A grease gun attaches securely to the head of the fitting.

2. Grease is pumped under pressure through the fitting’s internal check valve.

3. The lubricant travels through small internal passages, reaching bearings, bushings, or joints.

4. Inside the fitting, a check ball or spring-loaded valve opens to allow grease in and then closes immediately after, preventing grease from leaking out and contaminants from entering.

Applications of Grease Pipe Fittings

Automotive:

Suspension joints, drive shafts, and steering linkages.

Agriculture:

Tractors, combines, and other farm implements.

Construction and Industrial Equipment:

Excavators, loaders, and conveyor systems.

Marine and Aviation:

Control linkages and mechanical joints exposed to moisture or vibration.

Maintenance of Grease Pipe Fittings

Clogged Fittings:

Dirt or hardened grease can block flow. Clean the fitting tip with a wire brush or replace it if necessary.

Over-Greasing:

Too much grease can damage seals or create excessive pressure. Pump only until slight resistance or grease appears at the relief point.

Contamination:

Always wipe the fitting before connecting the grease gun to prevent debris from entering the system.

FAQ

Q: What is the difference between a Grease Fitting and a Grease Nipple?

A: There is no technical difference—both terms refer to the same component. "Grease Fitting" is more commonly used in American English, while "Grease Nipple" is the British term for the same part.

Q: How do I choose the right size of Grease Fitting and Grease Nipple?

A: You should select based on thread type, angle, and application. Check your machine's lubrication port specifications or consult our technical team at Zhuji Sakura Snow Machinery Co., Ltd. for assistance.

Q: Can Grease Fittings and Grease Nipples handle high pressure?

A: Yes. Our fittings are designed to withstand up to 10,000 psi, ensuring reliability even under extreme conditions.

Q: How often should I replace Grease Fittings and Grease Nipples?

A: It depends on the operating environment and usage. Generally, inspect them every 6–12 months. Replace immediately if leakage or clogging occurs to ensure proper lubrication flow.

Q: What is the purpose of grease fittings?

A: Grease fittings, often called zerk fittings, are small components permanently installed in machinery to facilitate lubrication. By providing a secure connection for a grease gun, they allow grease to be injected directly into bearings and other moving parts without disassembling the equipment.

As one of the most professional grease pipe fittings manufacturers and suppliers in China, our products have good reputation in the market. Please feel free to buy high quality grease pipe fittings made in China here from our factory. For price consultation, contact us.

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