Star Concept: Your Professional Pump Parts and Repair Supplier!
Founded in 2000, Dongying Star Concept Petroleum Equipment Co., Ltd. is a professional petroleum equipment manufacturers, suppliers, factory, and wholesale provider in China with over 20 years of industry experience. We specialize in drilling equipment, cementing equipment, fracturing equipment, and related oilfield machinery.
Direct Factory Supply
We are a real production factory, providing competitive wholesale prices without middlemen.
Advanced Production Equipment
Equipped with CNC machining, forging lines, and heat treatment systems for high-precision manufacturing.
OEM / ODM Customization
We support full customization based on drawings, materials, and technical requirements.
Fast Response Service
Quick response for quotation, technical consultation, and customer support.
Brief Introduction To Pump Parts and Repair
Pump parts and repair components serve as critical spare parts for ensuring the continuity of fluid transport systems, and are essential for the routine maintenance and performance upgrades of industrial pumps across sectors such as oil extraction and water treatment.
Technical Parameters
Specification of Single Pump Cementing Skid
|
Pump Manufacturer |
Pump Model |
Plunger Size |
Plunger Part No. |
Pump Manufacturer |
Pump Model |
Plunger Size |
|
Weir SPM |
TWS600 |
2.50″ |
3P104740 |
Gardner Denver |
GD2250 |
4.00″ |
|
|
|
2.75″ |
3P101733 |
|
|
4.50″ |
|
|
|
3.00″ |
3P100325 |
|
|
5.00″ |
|
|
|
3.50″ |
3P100293 |
J-mac |
TWS2250 |
4.00″ |
|
|
|
4.00″ |
3P100813 |
|
|
4.50″ |
|
|
|
4.50″ |
3P100181 |
|
QWS2510 |
4.00″ |
|
|
TWS1800/2000 |
3.75″ |
3P103887 |
|
|
4.50″ |
|
|
|
4.00″ |
3P100339 |
Halliburton |
HT-400 |
4.00″ |
|
|
|
4.50″ |
3P100654 |
|
|
4.50″ |
|
|
|
5.00″ |
3P100233 |
Gardner Denver |
XOPI1300 AWS |
4.00″ |
|
|
|
5.50″ |
3P107060 |
(OPI) |
EOPI1800AWS |
4.50″ |
|
|
|
5.75″ |
3P107061 |
OPI, OMEGA |
OPI1300/1800 AWS |
5.00″ |
|
|
|
6.00″ |
3P107062 |
|
|
|
|
|
|
6.50″ |
3P100258 |
|
|
|
|
TWS2250 |
|
4.00″ |
3P100339 |
|
|
|
|
|
|
4.50″ |
3P100654 |
|
|
|
|
|
|
5.00″ |
3P100233 |
|
|
|
|
|
|
5.50″ |
3P100136 |
|
|
|
|
|
|
5.75″ |
3P107061 |
|
|
|
|
|
|
6.00″ |
3P107062 |
|
|
|
|
|
|
6.50″ |
3P100258 |
|
|
|
|
QWS-2000-2500 |
|
3.75″ |
3P103887 |
|
|
|
|
|
|
4.00″ |
3P100339 |
|
|
|
|
|
|
4.50″ |
3P100654 |
|
|
|
|
|
|
5.00″ |
3P100233 |
|
|
|
|
|
|
5.50″ |
3P107060 |
|
|
|
|
|
|
5.75″ |
3P107061 |
|
|
|
|
|
|
6.00″ |
3P107062 |
|
|
|
|
|
|
6.50″ |
3P100258 |
|
|
|
Specification of Guide Sleeve
|
Product name |
Guide sleeve |
|
Surface Treatment |
Spray-Paint |
|
Material |
Alloy guide sleeve |
|
HS Code |
8431431000 |
|
Manufacturing Process |
Forging |

Features of Pump Parts and Repair
High-Strength, Durable Construction
Utilizing forged alloy steel combined with a heat treatment process, these pump parts and repair components achieve a surface hardness of HRC58+. This ensures stable performance for over three years, even under high-pressure impact conditions.
Precision Sealing and Fit
Precision CNC machining maintains a tolerance of ±0.02mm, minimizing gaps and preventing leakage while reducing frictional loss and enhancing operational stability.
High Compatibility and Adaptability
Featuring a standardized interface design, these components are compatible with mainstream industrial pump models—including plunger pumps and centrifugal pumps—and serve as direct replacements for parts of the same specifications.
Rapid Maintenance Design
The modular structural design allows for the quick replacement of core components, thereby reducing on-site maintenance time by 30% to 50%.
Raw Material Chemical Analysis
Every batch of metal raw materials undergoes spectroscopic analysis prior to warehousing to ensure that its chemical composition meets standard requirements and to prevent material deviations.
Comprehensive Dimensional Inspection
A Coordinate Measuring Machine (CMM) is utilized to perform a 100% inspection of critical mating dimensions, ensuring assembly precision and consistency.
Internal Flaw Detection
Impellers and high-pressure components undergo ultrasonic or magnetic particle testing to ensure they are free of internal cracks or porosity defects.
Dynamic Balancing
All rotating components undergo dynamic balancing verification to ISO 1940 Grade G2.5 standards, effectively reducing vibration during high-speed operation.
Surface Hardness Testing
Rockwell hardness testing is employed to verify the surface hardness of heat-treated components, ensuring that their wear resistance meets operational requirements.
Customization Capabilities
|
Category |
Specifications |
|
Material Selection & Compatibility |
Stainless steel, alloy, or engineering plastics selected according to operating conditions. |
|
Sealing System Optimization |
Mechanical seals, packing seals, or combined sealing systems available as options. |
|
Structural & Impeller Optimization |
Pump casing, bearing housing, and impeller geometry can be customized, including diameter, blade angle, and blade quantity adjustments. |
|
Surface Treatment Process |
Options include coating, plating, or polishing treatments for enhanced performance and durability. |
After-Sales Service
Online Technical Support
We provide 24-hour technical consultation services staffed by engineers to assist in resolving on-site issues related to installation and operation.
Quality Assurance Service
All products come with a 12-month quality warranty period; repairs or replacements may be requested for damage not caused by human error.
Emergency Spare Parts Supply
We maintain a standing inventory system, allowing for the arrangement of air freight shipments for urgent orders within 48 hours.
Installation and Maintenance Guidance
Each product shipment includes installation instructions and maintenance recommendations to help extend product lifespan and minimize failure rates.
Certificates
Star Concept Petroleum holds API Q1, API 6A/5A, ISO 9001, ISO 13485, and ISO 45001 certifications for quality and production management.






FAQ
We are one of the most professional pump parts and repair manufacturers and suppliers in China. With abundant experience, we warmly welcome you to buy durable pump parts and repair made in China here from our factory. Good service and quality products are available.






