Model :
DS-70Type :
Plunger PumpStroke :
3.0 Inches / 75 mmCylinder Diameter :
12-21mmFlow :
2.5-32LPM/0.66-8.4GPMPressure :
280MPaShipping Port :
Shanghai Port, ChinaWarranty :
12 MonthsThe DS-70 pump is a single-acting triplex reciprocating plunger pump independently designed, developed, and manufactured by our company, incorporating advanced domestic and international technologies. It offers customizable liquid end and power end designs with various materials and structural configurations to accommodate different medium compositions in application scenarios. Multiple structural options are available, including built-in reduction gear or external gearbox configurations.
Configurable forced lubrication system, oil temperature alarm, oil pressure alarm, flow/pressure monitoring, and vibration-sensing intelligent feedback unattended operation system. Available with hydraulic, electric motor, or diesel engine drive options.
Specifications:
| Design Standard | API-674, Third Edition |
| Configuration | Horizontal Triplex Plunger |
| Number of Plungers | 3 |
| Continuous Duty | 74 BHP |
| Intermittent Duty | 100 BHP |
| Stroke Length | 3.0 Inches / 75 mm |
| Frame Load Rating | 6974 lbs / 3170 kg |
| Pump Weight (Average) | 770 lbs / 350 kg |
| Intermittent Duty Speed Rating | 400 RPM |
| Continuous Duty Speed Rating | 350 RPM |
| Minimum Speed | 100 RPM |
| Mechanical Efficiency | 90% |
| Lubrication System | Splash, Gravity Return |
| Crankcase Oil Capacity | 38 Gallons / 143.83 L |
| Lube Oil Type | SAE30 |
| Fluid Temperature Range | -20~350°F/-28~176°C |
| Valve Type | Disc Valve / Wear-resistant Valve |
Performance Data (Metric):
| Pump Model |
Plunger Diameter (mm) |
Displacement (L/REV) |
Maximum Pressure (MPa) |
Pump Capacity (LPM)@Input Speed (RPM) | |||||
| 100 | 200 | 300 | 330 | 500 | 600 | ||||
| DS7001 | 12 | 0.025 | 280 | 2.5 | 5 | 7.7 | 8.4 | 8.9 | 10.2 |
| DS7002 | 13.5 | 0.032 | 220 | 3.4 | 6.4 | 10.2 | 11.3 | 11.9 | 13 |
| DS7003 | 15 | 0.0397 | 180 | 4.2 | 8.4 | 12.5 | 13.6 | 14.8 | 16 |
| DS7004 | 16.5 | 0.047 | 150 | 4.8 | 9.6 | 14 | 15.9 | 16.7 | 19 |
| DS7005 | 18.5 | 0.059 | 120 | 6 | 12.1 | 18.2 | 20 | 21.2 | 24 |
| DS7006 | 21 | 0.079 | 90 | 8 | 15.5 | 23.5 | 25 | 27.3 | 32 |
Performance Data:
| Pump Model |
Plunger Diameter (in) |
Displacement (GAL/REV) |
Maximum Pressure (PSI) |
Pump Capacity (GPM)@Input Speed (RPM) | |||||
| 100 | 200 | 300 | 330 | 500 | 600 | ||||
| DS7001 | 0.48 | 0.00675 | 40600 | 0.66 | 1.32 | 2.04 | 2.22 | 2.34 | 2.7 |
| DS7002 | 0.54 | 0.00855 | 31900 | 0.9 | 1.7 | 2.7 | 2.97 | 3.15 | 3.42 |
| DS7003 | 0.6 | 0.0105 | 26100 | 1.1 | 2.2 | 3.3 | 3.6 | 3.9 | 4.2 |
| DS7004 | 0.66 | 0.0126 | 21750 | 1.26 | 2.52 | 3.78 | 4.2 | 4.4 | 5.04 |
| DS7005 | 0.74 | 0.01575 | 17400 | 1.6 | 3.2 | 4.8 | 5.3 | 5.6 | 6.3 |
| DS7006 | 0.84 | 0.021 | 13050 | 2.1 | 4.1 | 6.2 | 6.8 | 7.2 | 8.4 |
Standard connection sizes:
| Pump Model | Suction (in) | Discharge(in) |
| DS7001 | 0.65 | 0.28 |
| DS7002 | 0.72 | 0.3 |
| DS7003 | 0.8 | 0.33 |
| DS7004 | 0.9 | 0.36 |
| DS7005 | 1 | 0.4 |
| DS7006 | 1.1 | 0.5 |
Fluid cylinder materials:
| Fluid cylinder materials | Cast |
| Carbon Steel | N/A |
| Fluid cylinder materials | |
| 304 / 316L / 17-4PH / 2205 / 2507 Stainless Steel |
*Special materials are available upon request


Advantages
Engineering dimensional outline

Company Profile
Elephant Machinery was established in 2008 and occupies a 20,000-square-meter facility. As a comprehensive high-tech enterprise, we specialize in the R&D, manufacturing, sales, and service of reciprocating pumps for all application fields. We hold multiple core invention patents and have obtained numerous international certifications including API Q1, ISO 9001, ISO 14001, ISO 45001, and CE, as well as factory audits by China Classification Society (CCS) and DNV. The company has been honored with titles such as “National High-Tech Enterprise,” “Jiangsu Province Specialized, Refined, Distinctive, and Innovative Enterprise,”and “Jiangsu Province Advanced-Level Intelligent Factory.” Guided by our vision to “build a world-class reciprocating pump brand” and our mission to “deliver convenient, reliable, efficient, and intelligent reciprocating pump products and solutions,” we uphold core values of “customer-centricity, product excellence, lean excellence, and integrity-driven pragmatism” to continuously create value for our clients.
Elephant Machinery actively responds to the national “Going Global” strategy, steadily advancing its global expansion. Our products and services now reach over 40 countries and regions worldwide. From Asia to Europe and America, from Africa to Australia, we have established solid partnerships with numerous premium distributors and end-users. Moving forward, we will continue expanding our global network, collaborating with more partners for mutual success.