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

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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)

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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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