SGJ400 Series CementingTruck/Trailer/Skid

Technical Specifications

Model	SGJ400-15	SGJ400-23T	SGJ400-30
Mounting Configuration	Truck-Mounted	Trailer-Mounted	Truck-Mounted
Pump Configuration	Single Pump (TPH400)	Twin-Engine Twin-Pump	Twin-Engine Twin-Pump
Maximum Working Pressure	75 MPa (10,878 psi)	140 MPa (20,300 psi)	75 MPa (10,878 psi)
Maximum Displacement	1,525 L/min (403 GPM)	High-displacement	3.0 m³/min (792 GPM)
Maximum Mixing Capacity	2.3 m³/min	2.3 m³/min	2.3 m³/min
Mixing Control System	ACM-IV.1	ACM-IV.1	ACM-IV.1
Chassis	Domestic 6×6 Off-Road	Trailer (Towed)	Heavy-Duty 6×6 Off-Road
Pump Type	TPH400 Triplex	TPH400 Triplex (x2)	TPH400 Triplex (x2)
Applications	Deep/Medium/Shallow Wells	Desert/Hilly/Remote	High-Pressure Deep Wells
Certification	API, ISO9001, HSE	API, ISO9001, HSE	API, ISO9001, HSE
Operating Temperature	-20°C to +50°C	-20°C to +50°C	-20°C to +50°C

TPH400 Pump Specifications:

Parameter	Specification
Pump Type	Triplex Plunger Pump
Maximum Input Power	400 HP
Maximum Working Pressure	Up to 140 MPa (20,300 psi)
Plunger Options	Multiple sizes available
Pump Body Material	High-strength alloy with 50% improved toughness
Service Life	Twice that of comparable products

Applications

The SGJ400 Series Cementing Truck/Trailer/Skid is deployed across a broad spectrum of demanding oilfield operations:

• Deep, Ultra-Deep, and Shallow Well Cementing – High-pressure, high-displacement cementing for all well depths, meeting the demands of high pressure, large displacement, and long-duration continuous operations

• Shale Oil & Gas Development – High-pressure cementing for unconventional resource development

• Well Completion – Self-dispensing of cement slurry, slurry pumping, displacing slurry, and pressure testing

• Acidizing Operations – Pumping acid solutions for well stimulation

• Pressure Testing – High-pressure integrity testing of wellbore and surface equipment

• Other Fluid Pumping Operations – Versatile fluid transfer for various well service applications

• Desert & Hilly Terrain Operations – SGJ400-23T specifically engineered for沙漠丘陵地区 operations

• Offshore Platform Operations – Skid-mounted configurations for offshore cementing

Product Types

SJ Petro offers the SGJ400 Series in multiple configurations:

By Mounting Configuration:

1. Truck-Mounted SGJ400 Cementing Units – Self-propelled units on heavy-duty 6×4 or 6×6 off-road chassis. Includes SGJ400-15 (single pump) and SGJ400-30 (twin pump).

2. Trailer-Mounted SGJ400 Cementing Units – Towable configuration for desert, hilly, and remote operations. Includes SGJ400-23T with 140 MPa maximum working pressure.

3. Skid-Mounted SGJ400 Cementing Units – Compact, portable packages for offshore platforms and space-constrained locations.

By Pump Configuration:

4. Single Pump SGJ400 Cementing Units – Single TPH400 triplex plunger pump for medium-duty operations. Includes SGJ400-15.

5. Twin Pump SGJ400 Cementing Units – Twin-engine twin-pump configuration for high-pressure, high-displacement deep well operations. Includes SGJ400-23T and SGJ400-30.

6. One-Engine Twin-Pump SGJ400 Cementing Units – Single high-power engine driving two plunger pumps for increased displacement with reduced weight.

By Drive Type:

7. Diesel-Driven SGJ400 Cementing Units – Conventional diesel engine drive for onshore operations.

8. Electric-Driven SGJ400 Cementing Units – Motor-driven configuration for clean, quiet operation—ideal for environmentally sensitive areas and offshore platforms.

By Application Package:

9. Complete Cementing Spreads – Including cementing truck/skid/trailer, water supply truck, dry cement truck (or vertical cement silo), blower, manifold truck, water tank truck (or water tank), portable cement silo, and accessories.

OEM & Customization Solutions

Every well presents unique challenges, and SJ Petro's engineering team delivers tailored solutions through comprehensive OEM and customization capabilities:

• Custom Configuration – Choose truck-mounted, trailer-mounted, or skid-mounted based on your operational requirements and site constraints

• Pump Selection – Select single pump, twin pump, or one-engine twin-pump configurations based on pressure and displacement requirements

• Pressure/Displacement Rating – Choose from SGJ400-15 (75 MPa / 1,525 L/min), SGJ400-23T (140 MPa / high displacement), or SGJ400-30 (75 MPa / 3.0 m³/min)

• Chassis Selection – Customize with your preferred heavy-duty 6×4 or 6×6 off-road chassis

• Engine and Transmission – Select from multiple engine and transmission options

• Mixing System – Select ACM-IV.1 automatic control or manual digital display systems

• Complete Package Design – Design and supply entire cementing spreads including all auxiliary equipment

• Climate Engineering – Customize for desert, high-cold, tropical, or other extreme environments

• Certification – Arrange API, DNV, or other certifications for international operations

• Offshore Engineering – Marine-grade skids with appropriate offshore certifications

Why Choose SJ Petro?

China's Largest Cementing Equipment Manufacturer

SJ Petro is China's largest cementing equipment R&D and manufacturing base and the "single champion” of China's cementing equipment manufacturing sector. We are the industry standard setter for cementing equipment in China.

Over 30 Years of Cementing Expertise

SJ Petro began developing cementing equipment in the 1980s. With more than 30 years of continuous engineering and manufacturing experience, we have mastered the design and production of series plunger pumps, automatic mixing control systems, and complete cementing units.

Complete In-House Manufacturing

SJ Petro has established seven production lines and three assembly lines for drilling rigs, workover rigs, and cementing and fracturing equipment. Annual production capacity includes 200 cementing units, 1,000 triplex pumps, and over 150,000 high pressure manifolds.

Field-Proven in Extreme Environments

The SGJ400-23T trailer-mounted cementing truck has been successfully deployed in African desert and hilly terrain across 9 well cementing operations with a 100% cementing quality success rate.

Ultra-Deep Well Proven

SJ Petro cementing equipment recently set a new domestic record for the deepest 196.85mm liner cementing at 8,800.88 meters in the Tarim Basin.

Industry-Leading Quality & Innovation

The "SJ Petro” brand cementing truck has been honored with "National Silver Medal,” "National New Product,” "China Top Brand,” "Ninth Five-Year Science and Technology Innovation Outstanding Project Award,” and "National Science and Technology Progress Award”. The cementing truck was rated as a "National User Satisfaction Product”.

API-Certified Quality

SJ Petro holds API, ISO9001, and HSE management system certifications. We established a cementing and fracturing equipment comprehensive performance testing laboratory and hydraulic testing center, ensuring every product meets the highest quality standards.

Global Track Record

SJ Petro products and technical service networks cover China's major oil and gas fields and the world's major oil and gas producing regions.

One-Stop Solution Provider

Beyond manufacturing, we offer equipment inspection, testing, and major overhaul services. From initial design to field service and spare parts supply, SJ Petro delivers complete oil and gas exploration and production equipment solutions.

Frequently Asked Questions

Q: What is the SGJ400 Series Cementing Truck/Trailer/Skid?

A: The SGJ400 Series is a family of high-performance cementing equipment available in truck-mounted, trailer-mounted, and skid-mounted configurations. Powered by TPH400 triplex plunger pumps with ACM-IV.1 automatic mixing control, the series delivers maximum working pressures up to 140 MPa (20,300 psi) and displacements up to 3.0 m³/min (792 GPM).

Q: What is the difference between truck-mounted, trailer-mounted, and skid-mounted configurations?

A: Truck-mounted units are self-propelled on heavy-duty off-road chassis for rapid mobilization. Trailer-mounted units are towable for desert, hilly, and remote operations where truck access is limited. Skid-mounted units are compact packages for offshore platforms and space-constrained locations.

Q: What is the maximum working pressure of the SGJ400 Series?

A: The SGJ400-23T trailer-mounted unit delivers a maximum working pressure of 140 MPa (20,300 psi)—the highest working pressure of any domestically manufactured cementing equipment. The SGJ400-15 and SGJ400-30 deliver 75 MPa (10,878 psi).

Q: What is the maximum displacement of the SGJ400 Series?

A: The SGJ400-30 delivers a maximum displacement of 3.0 m³/min (792 GPM). The SGJ400-15 delivers 1,525 L/min (403 GPM).

Q: What is the ACM-IV.1 automatic mixing control system?

A: The ACM-IV.1 system is SJ Petro's advanced automatic density control and mixing system that ensures slurry density accuracy and consistency. It features automatic density control, maximum mixing capacity of 2.3 m³/min, automatic/manual control switch, and single-operator control capability.

Q: Has the SGJ400 Series been proven in extreme environments?

A: Yes. The SGJ400-23T trailer-mounted cementing truck has been successfully deployed in African desert and hilly terrain across 9 well cementing operations with a 100% cementing quality success rate.

Q: What is the deepest well where SJ Petro cementing equipment has been used?

A: SJ Petro cementing equipment recently set a new domestic record for the deepest 196.85mm liner cementing at 8,800.88 meters (approximately 28,885.6 feet) in the Tarim Basin.

Q: Are SJ Petro cementing products API certified?

A: Yes. SJ Petro holds API, ISO9001, and HSE management system certifications.

Q: Do you offer OEM or customized solutions?

A: Absolutely. We offer comprehensive customization including mounting configuration, pump selection, pressure/displacement rating, chassis selection, engine and transmission, mixing system, complete package design, climate engineering, and certification.

Q: What is included in a complete cementing equipment package?

A: A complete package includes cementing truck/skid/trailer, water supply truck, dry cement truck (or vertical cement silo), blower, manifold truck, water tank truck (or water tank), portable cement silo, and accessories.

Q: What is the manufacturing capacity for cementing units?

A: SJ Petro produces 200 cementing units and 1,000 triplex pumps annually.

Q: Do you provide after-sales support and spare parts?

A: Yes. We offer comprehensive after-sales support including spare parts supply, equipment inspection, testing, and major overhaul services.

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