YALONG | High Pressure Plunger Pumps | API 674 Certified Manufacturer

About YALONG

YALONG is a professional manufacturer of high-pressure reciprocating pumps with 28 years of experience in designing and producing industrial pumping solutions. We specialize in API 674 compliant equipment for the most demanding environments.

Our main products include Triplex and Quintuplex plunger pumps, water injection pumps, CO2 injection pumps, mud pumps for HDD (trenchless technology), chemical dosing pumps, high-pressure cleaning systems, and boiler feed pumps.

Oil & Gas

Water injection, CO2 flooding, well stimulation

Water Supply

Reverse osmosis, desalination, high-pressure transfer

Chemical Industry

Precise chemical injection, hydrocracking, process transfer

Trenchless Tech

HDD mud pumps, no-dig drilling, directional boring

Our Product Range

Engineered for reliability, efficiency, and compliance with API 674 standards across critical industrial applications.

T-Series Triplex Plunger Pump

High-pressure reciprocating pump ideal for water injection, chemical dosing, and general industrial transfer.

API 674 Compliant
Pressure: Up to 1,500 bar
Flow: 50–500 L/min

Q-Series Quintuplex Plunger Pump

Advanced five-plunger design for smoother flow and reduced pulsation in critical applications.

Lower Pulsation vs Triplex
Pressure: Up to 2,000 bar
Ideal for CO2 Injection

Water Injection Pump (Oilfield)

Robust pumps designed for continuous operation in oilfield water flooding and secondary recovery.

API 674 Certified
Corrosion-Resistant Materials
24/7 Operational Duty

CO2 / Supercritical CO2 Pump

Specialized for carbon capture, enhanced oil recovery (EOR), and supercritical fluid applications.

Handles Liquid & Supercritical CO2
Pressure: Up to 3,000 bar
Used by NOVA Chemistry, Canada

No-Dig / HDD Mud Pump

High-torque pumps for horizontal directional drilling and trenchless pipeline installation.

3NB / 5NB Series
Handles Abrasive Slurries
Compact & Mobile Design

Chemical Injection / Dosing Pump

Precision pumps for chemical metering in refineries, petrochemical, and water treatment plants.

3RC / 5RC Series
High Accuracy Flow Control
Corrosion-Resistant Alloys

High-Pressure Cleaning Pump

3W / 5W Series pumps for industrial cleaning, surface preparation, and descaling.

Ultra-High Pressure: 3,000+ bar
Used in Shipbuilding & Petrochem
Long Service Intervals

High-Pressure Steam Boiler Feed Pump

3GP / 5GP Series pumps for reliable water supply in high-pressure steam generation systems.

Multi-Stage Design
High Efficiency & Reliability
API 674 Compliant Options

Why Choose YALONG?

Decades of engineering excellence, global project experience, and unwavering commitment to quality.

API 674 Certified

Self-certified compliance with API 674 3rd Edition standards for reciprocating positive displacement pumps.

Global Projects

Installed in oilfields across China, Canada (NOVA Chemistry), Indonesia (PERTAMINA), and the USA.

28+ Years Experience

Proven track record in high-pressure pump design, manufacturing, and field support.

Custom Solutions

Tailored pump configurations for flow, pressure, materials, and control systems.

Featured Projects

Real-world applications of YALONG pumps in demanding industrial environments.

Q410 Pump at PERTAMINA (Indonesia)

YALONG Q410 quintuplex plunger pump deployed for water injection in offshore oilfield operations. The pump delivers consistent high-pressure flow with minimal maintenance in a corrosive marine environment.

Application: Offshore Water Injection
Pressure: 1,200 bar
Flow Rate: 380 L/min
Material: Duplex Stainless Steel

Supercritical CO2 Pump at NOVA Chemistry (Canada)

Custom-engineered supercritical CO2 transfer pump for polymerization processes. The system operates reliably at extreme pressures and temperatures, meeting stringent safety and performance standards.

Application: Supercritical Fluid Transfer
Max Pressure: 2,800 bar
Temperature: 40–80°C
Control: PLC with Remote Monitoring

300Q-5 Pump at Houston Oilfield (USA)

High-efficiency quintuplex pump installed for secondary oil recovery. The unit has demonstrated exceptional reliability in continuous operation with minimal downtime.

Application: Onshore Water Flooding
Flow: 450 L/min
Drive: Electric Motor + Gearbox
Compliance: API 674

Q410 at Henan Oil Field (China)

Multiple Q410 pumps deployed for long-term water injection. The pumps feature advanced sealing systems and remote diagnostics for optimized field performance.

Quantity: 6 Units
Operation: 24/7 Duty Cycle
Monitoring: SCADA Integration
Service Life: >5 Years MTBF

Get in Touch

Contact our engineering team for product specifications, quotations, or technical support.

Sales & Support

+86 25 8616 6871

+86 25 8616 6830

+86 139 5185 8681

WeChat: 13951858681

Email

[email protected]

Address

No.70 Yanchong Rd. Industrial Park,
Chunhua Street, Jiangning District,
Nanjing, Jiangsu, China

Visit Official Website

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