Gardner Denver PZ-9 Mud Pump

A heavy-duty triplex reciprocating drilling mud pump designed for demanding oilfield drilling applications. The Gardner Denver PZ-9 combines a compact, high-strength power end with an interchangeable high-pressure fluid end, providing reliable drilling-fluid circulation across a wide range of liner sizes. With a 1,000 BHP / 746 kW maximum input rating, 9 in / 229 mm stroke, and operating speeds up to 130 SPM, the PZ-9 is well suited for land drilling, deep drilling, directional drilling, and other demanding drilling applications.

Specifications

Pump Model: PZ-9 / PZJ
Pump Type: Horizontal Triplex Single-Acting Piston Pump
Number of Cylinders: 3
Maximum Input Power: 1,000 BHP / 746 kW
Maximum Pump Speed: 130 SPM
Stroke Length: 9 in / 229 mm
Piston Load: 101,550 lb / 451,717 N
Gear Ratio: 4.48:1
Maximum Jackshaft Speed: 582 rpm
Maximum Discharge Pressure: 5,000 psi / 345 bar
Service: Drilling Service
Application: Oil & Gas Drilling
Fluid: Drilling Mud / Drilling Fluid

Power End

Power End Type: Triplex Heavy-Duty Power End
Frame Material: High-Strength Cast Nodular Iron
Power End Construction: Heavy-Duty Cast Construction
Crankshaft / Eccentric: Heavy-Duty Alloy Steel
Connecting Rods: Heavy-Duty
Crossheads: Heavy-Duty
Crosshead Slides: Replaceable Bronze
Main Bearings: Full Roller Bearing Construction
Jackshaft Bearings: Full Roller Bearing Construction
Connecting Rod Bearings: Full Roller Bearing Construction
Crosshead Pin Bearings: Full Roller Bearing Construction
Drive Gears: Heat-Treated Alloy Steel
Gear Design: Double Helical AGMA
Jackshaft: Double Extended
Jackshaft Configuration: Suitable for Sheaves or Sprockets
Gear Lubrication: Pressurized Oil
Power End Lubrication: Splash Lubrication with Internal Lube Pump
Power End Service: Heavy-Duty Continuous Drilling Service

Fluid End

Fluid End Type: Triplex Interchangeable Fluid End
Fluid End Construction: Ultra-Compact Heat-Treated Alloy Steel
Fluid End Design: Valve-Over-Valve
Fluid End Modules: Interchangeable
Valve Configuration: Valve Over Valve
Valve Seats: Replaceable
Valve Type: API Standard Drilling Valve
Valve Standard: API 7#
Fluid End Manifold: Hydrostatic-Tested Cast Steel
Discharge Manifold: High-Pressure Cast Steel
Suction Connection: API Connection
Discharge Connection: API Connection
Fluid End Serviceability: Modular / Replaceable

Liner System

Liner Type: Replaceable Drilling Pump Liner
Liner Diameter Range: 4–7 in / 102–178 mm
Available Liner Sizes: 7 in / 178 mm
Available Liner Sizes: 6.5 in / 165 mm
Available Liner Sizes: 6.25 in / 159 mm
Available Liner Sizes: 6 in / 152 mm
Available Liner Sizes: 5.5 in / 140 mm
Available Liner Sizes: 5 in / 127 mm
Available Liner Sizes: 4.5 in / 114 mm
Available Liner Sizes: 4 in / 102 mm
Liner Installation: Replaceable
Liner Service: Drilling Service
Liner Selection: Pressure and Flow Dependent

Performance – 7 in Liner

Liner Diameter: 7 in / 178 mm
Displacement: 4.50 gal/rev / 17.03 L/rev
Maximum Flow: 585 gal/min / 2,214 L/min
Maximum Pressure: 2,639 psi / 182 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 6.5 in Liner

Liner Diameter: 6.5 in / 165 mm
Displacement: 3.88 gal/rev / 14.69 L/rev
Maximum Flow: 504 gal/min / 1,908 L/min
Maximum Pressure: 3,060 psi / 211 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 6.25 in Liner

Liner Diameter: 6.25 in / 159 mm
Displacement: 3.59 gal/rev / 13.59 L/rev
Maximum Flow: 466 gal/min / 1,764 L/min
Maximum Pressure: 3,310 psi / 228 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 6 in Liner

Liner Diameter: 6 in / 152 mm
Displacement: 3.30 gal/rev / 12.51 L/rev
Maximum Flow: 430 gal/min / 1,628 L/min
Maximum Pressure: 3,592 psi / 248 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 5.5 in Liner

Liner Diameter: 5.5 in / 140 mm
Displacement: 2.78 gal/rev / 10.51 L/rev
Maximum Flow: 361 gal/min / 1,367 L/min
Maximum Pressure: 4,274 psi / 295 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 5 in Liner

Liner Diameter: 5 in / 127 mm
Displacement: 2.29 gal/rev / 8.69 L/rev
Maximum Flow: 298 gal/min / 1,129 L/min
Maximum Pressure: 5,000 psi / 345 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 4.5 in Liner

Liner Diameter: 4.5 in / 114 mm
Displacement: 1.86 gal/rev / 7.04 L/rev
Maximum Flow: 242 gal/min / 916 L/min
Maximum Pressure: 5,000 psi / 345 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Performance – 4 in Liner

Liner Diameter: 4 in / 102 mm
Displacement: 1.47 gal/rev / 5.56 L/rev
Maximum Flow: 191 gal/min / 725 L/min
Maximum Pressure: 5,000 psi / 345 bar
Pump Speed: 130 rpm
Jackshaft Speed: 582 rpm

Valve System

Valve Standard: API 7#
Valve Configuration: Valve Over Valve
Valve Seats: Replaceable
Valve Components: Replaceable
Valve Access: Serviceable Fluid End
Valve Design: Heavy-Duty Drilling Service
Full-Open Valve Seats: Available
Valve Maintenance: Field Serviceable

Manifold System

Suction Connection: API Standard
Discharge Connection: API Standard
Discharge Manifold: Hydrostatic-Tested Cast Steel
Suction Manifold: Standard / Optional Fabricated Log-Style
Discharge Dampener: Available
Suction Stabilizer: Available
Pressure Relief System: Available
Manifold Construction: Heavy-Duty Steel
Manifold Service: Drilling Rig Compatible

Lubrication System

Power End Lubrication: Splash Lubrication
Internal Lube Pump: Standard
Lubrication Pump: Internal
Lubrication Function: Supplies Pressurized Oil to Bearings, Gears and Crosshead Slides
Bearing Lubrication: Pressurized Oil
Gear Lubrication: Pressurized Oil
Crosshead Lubrication: Pressurized Oil
Oil Monitoring: Available
External Electric Lube Pump: Optional

Drive System

Drive Type: Mechanical
Maximum Input: 1,000 BHP / 746 kW
Gear Ratio: 4.48:1
Pump Shaft Speed: 130 rpm Maximum
Jackshaft Speed: 582 rpm Maximum
Jackshaft: Double Extended
Drive Connection: Sheave / Sprocket Compatible
Drive Arrangement: Drilling Rig Dependent
Electric Drive: Configuration Dependent
Diesel Drive: Configuration Dependent
Drive Guard: Available

Dimensions

Overall Length: 134.63 in / 3.42 m
Overall Width: 95.69 in / 2.43 m
Overall Height: 73.20 in / 1.86 m
Pump Weight: 24,368 lb / 11,075 kg Average
Weight: Pump Configuration Dependent
Skid Weight: Configuration Dependent
Shipping Weight: Configuration Dependent
Transportation Skid: Available
Maintenance Skid: Available

Mounting & Installation

Mounting: Drilling Rig Skid Mounted
Transportation Skid: Optional
Placement Skid: Optional
Maintenance Skid: Optional
Non-Slip Decking: Available
Sheave Mounting: Double Extended Jackshaft
Sprocket Mounting: Double Extended Jackshaft
Custom Packaging: Available
Rig Integration: Application Dependent

Optional Equipment

Centrifugal Suction Charging Pump: Available
Suction Stabilizer: Available
Discharge Damper: Available
External Electric-Powered Lube Pump: Available
Fabricated Log-Style Suction Manifold: Available
Full-Open Valve Seats: Available
Steel Transportation Skid: Available
Maintenance Skid: Available
Non-Slip Decking: Available
Custom Packaging: Available
DNV Certification: Available
ABS Certification: Available
API Certification: Available
Third-Party Certification: Available

Safety & Protection

Pressure Relief: Available
Discharge Pressure Monitoring: Available
Suction Pressure Monitoring: Available
Drive Guarding: Available
Rotating Equipment Protection: Available
Fluid End Protection: Standard
Hydrostatic-Tested Discharge Manifold: Standard
API Connections: Standard
Emergency Shutdown: Drilling Rig Integrated

Applications

Oil & Gas Drilling: Standard Application
Land Drilling: Standard Application
Deep Drilling: Standard Application
Directional Drilling: Standard Application
Horizontal Drilling: Standard Application
Exploration Drilling: Standard Application
Drilling Fluid Circulation: Standard Application
High-Pressure Drilling: Standard Application
Drilling Rig Mud System: Standard Application
Onshore Drilling: Standard Application
Offshore Drilling: Configuration Dependent

Features

Triplex Single-Acting Design: Standard
1,000 BHP / 746 kW Input: Standard
130 SPM Maximum Speed: Standard
9 in / 229 mm Stroke: Standard
101,550 lb / 451,717 N Piston Load: Standard
4.48:1 Gear Ratio: Standard
582 rpm Jackshaft Speed: Standard
5,000 psi / 345 bar Maximum Pressure: Standard
585 GPM / 2,214 LPM Maximum Flow: Available with 7 in Liner
High-Strength Nodular Iron Power Frame: Standard
Full Roller Bearing Construction: Standard
Heat-Treated Alloy Steel Gears: Standard
Double-Helical AGMA Gears: Standard
Double-Extended Jackshaft: Standard
Replaceable Bronze Crosshead Slides: Standard
Internal Lubrication Pump: Standard
Interchangeable Fluid End Modules: Standard
Valve-Over-Valve Fluid End: Standard
Hydrostatic-Tested Cast Steel Discharge Manifold: Standard
API Suction Connection: Standard
API Discharge Connection: Standard
Replaceable Liners: Standard
Multiple Liner Sizes: Standard
Full-Open Valve Seats: Available
Centrifugal Suction Charging Pump: Available
Suction Stabilizer: Available
Discharge Dampener: Available
External Electric Lube Pump: Available
Transportation Skid: Available
Maintenance Skid: Available
Custom Packaging: Available
DNV Certification: Available
ABS Certification: Available
API Certification: Available