Durco 3K 6x4-16 End Suction Centrifugal Pump – High-Performance Chemical Process Pump

Durco 6" x 4" End Suction Centrifugal Pump - 3K 6x4-16

ReflowX SKU: REF-7255

Product Details

  • Quantity
    10
  • Availability (Lead Time)
    0-2 Weeks
  • Product Location
    United Arab Emirates
  • Condition
    Surplus
  • OEM
    Young Poong Precision Ind. Co., Ltd. (under license from Duriron Company, USA)
  • Equipment code
    CFIHOS-30000550

Short Description

Durco end suction centrifugal process pump, model 3K 6x4-16, featuring a 6" suction and 4" discharge, manufactured by Young Poong Precision Ind. Co., Ltd. under license from Duriron Company, USA. Built for medium-head service with high corrosion and mechanical resistance using CA6NM alloy. Fitted with a John Crane 151/361 mechanical seal, suitable for chemical, oil & gas, and industrial fluid handling applications.

Description

Technical Specifications:
• Type: End Suction Centrifugal Pump
• Model Number: 3K 6x4-16
• Configuration: Horizontal, single-stage
• Impeller Type: Closed impeller (assumed for CA6NM applications)
• Casing Type: Centerline discharge, volute casing
• Mounting Type: Foot-mounted

Hydraulic Performance
• Capacity (Flow Rate): 90.0 m³/hr
• Total Dynamic Head (TDH): 25.0 meters
• Suction Side Pressure: 20.39 PSI (1.4 bar)
• Discharge Side Pressure: 38.6 PSI (2.66 bar)
• Rotational Speed: 1200 RPM

Mechanical Details
• Seal Type: John Crane 151/361 Mechanical Seal
• Drive Type: Direct coupled (motor driven)
• Direction of Rotation: Clockwise (viewed from motor side)
• Bearings: Grease or oil-lubricated rolling element bearings

Motor Requirements
• Power Rating: 20 HP
• Voltage: Typically 400–480V (varies with installation)
• Frequency: 50/60 Hz (assumed)
• Insulation Class: Typically Class F or H

Construction Materials
• Casing & Impeller Material: CA6NM (ASTM A743 Grade CA6NM)
 → Martensitic stainless steel with high tensile strength
 → Corrosion resistant, ideal for high-pressure environments
• Shaft Material: Compatible stainless steel or matching alloy
• Seal Faces: Carbon vs. Silicon Carbide (John Crane standard)

Dimensional & Weight Information
• Suction Size: 6” inlet
• Discharge Size: 4” outlet
• Estimated Weight: 300–400 kg
• Baseplate/Mounting: Grouted steel baseplate (custom per site)

Operating Conditions
• Design Temperature Range: -10°C to +120°C
• Ambient Temperature Range: -20°C to +55°C
• Design Pressure: Up to 20 bar
• Fluid Compatibility: Water, chemicals, hydrocarbons, slurries (material/seal dependent)

Manufacturer & Traceability
• Manufacturer: Young Poong Precision Ind. Co., Ltd.
• Under License From: Duriron Company, USA
• Serial Number: P940260575
• P.O. Number: P04-9402260

Markings & Identification
• Model Nameplate: 3K 6x4-16
• Tag Number: G-1741B
• Seal Marking: John Crane 151/361
• Material Stamp: CA6NM (cast into body)

For further specifications or to inquire about this equipment and ReflowX's logistics services, please contact ReflowX at info@reflowx.com

Technical Details

ISO 15926 Pt 4
7985
PCA RDS Code
RDS327239
CFIHOS ID
CFIHOS-30000550
IFC Class
IfcPump
Explosion Protection Gas Group
IIB
Explosion Protection Temperature Class
T4 (135°C max surface temp)
Explosion Protection Zone
Zone 1
Lower Limit Operating Temperature
-20°C
Operation Continuous Intermittent
Continuous
Test Medium
Water / Air / Nitrogen (as per test procedure)
Test Pressure
24 bar hydrostatic
Normal Operating Inlet Pressure
2 bar
Normal Operating Inlet Temperature
35°C
Normal Operating Outlet Pressure
6 bar
Orientation
Horizontal / Vertical
UNSPSC Code
40151500
Upper Limit Design Temperature
150°C
Lower Limit Ambient Operating Temperature
-20°C
Lower Limit Design Temperature
-30°C
Pump Type
End Suction / Vertical Inline / Multistage etc
Upper Limit Ambient Operating Temperature
55°C

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