Valve Seat For Man 20/27 Engine

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MOQ : 10 Units

Valve Seat For Man 20/27 Engine Specification

Operating Temperature
Up to 600C

Working Pressure
Withstands combustion chamber pressures up to 200 bar

Application Areas
Marine propulsion and auxiliary engines

Equipment Type
Engine Cylinder Head Component

Product Type
Valve Seat

Type
Others

Material
Alloy Steel or Hardened Steel

Automatic Grade
Manual

Weight (kg)
0.3 kg 0.5 kg (approximate, depending on model variant)

Dimension (L*W*H)
Outer Diameter: ~43 mm, Thickness: ~8 mm

Size
Standard fit for MAN 20/27 engine cylinder head

Surface Finishing
Precision machined, case hardened for wear resistance

Mounting Type
Press fit inside cylinder head

Features
Engineered surface finish, temperature and wear resistance

OEM Reference Number
Available upon request for exact engine variant

Supply Condition
Ready to install, clean and oiled

Compatibility
Specifically compatible with MAN 20/27 Diesel Engines

Manufacturing Technique
CNC Machined and Induction Hardened

Packaging
Individually wrapped for protection

Valve Seat For Man 20/27 Engine Trade Information

Minimum Order Quantity
10 Units

Supply Ability
100 Units Per Month

Delivery Time
1 Week

About Valve Seat For Man 20/27 Engine

Technical Specification

Shape	Round
Diameter (mm)	84 mm
Material	Steel

Valve Seat For Man 20/27 Engine

SPARES FOR MAN L20/27
*PART NAME*	*PART NO.*
EXHAUST VALVE
INLET VALVE
EXHAUST VALVE SEAT
DELIVERY VALVE
VALVE COTTER (2 HALF)
CYLINDER LINER	050.03.001
PISTON	034.07.001
GUDGEON PIN	034.07.004
PISTON RING SET
UPPER CONNECTING ROD BEARING	030.04.A
LOWER CONNECTING ROD BEARING	030.04.B
MAIN BEARING
NOZZLE
PLUNGER
CYLINDER HEAD	054.11.L
HEAD GASKET
GUDGEON PIN BUSH
SPRING PLATE
ROLLER FOR ROCKER ARM
LINER 'O' RING
VALVE CONE	054.11.004
EXHAUST VALVE CONE WITH WING BUSH	054.11.042
VALVE CORE	05407 A
VALVE ROTATING DEVICE	054.07.009
VALVE CUP	054.07.009
VALVE CONE PIECE TWO PART	054.07.012
VALVE SEAT RING FOR EXHAUST VALVE (STELLITE)	055.15.014
VALVE SEAT RING FOR INTAKE VALVE	055.15.015
VALVE GUIDE	055.09.12
O' RING	055.09.007
O' RING	055.09.013
O' RING	055.09.023
O' RING	055.09.028
CONNECTING ROD BEARING SHELL	0.30.01.A
CONNECTING ROD NUTS	030.01.005
CONNECTING ROD HEXAGON BOLTS	030.01.004
COMPRESSION RING	034.04.A
COMPRESSION RING	034.04.B
COMPRESSION RING	034.04.C
COMPRESSION RING	034.04.D
BEARING BUSH	111.03.005
ROLLER	111.03.006
ROLLER PIN	111.03.007
SEALING RING	111.03.013
O-RING	111.03.010
SEAL RING	221.05.510
INJECTOR	221.05.B
O-RING	055.15.007
O-RING	055.15.011
O-RING	055.15.023
SLEEVE	055.15.006
O-RING	050.03.010
SEAL RING	050.03.007
O-RING	050.03.005
RETAINING RING	034.07.005
OIL SCRAPPER RING	034.07.D
PACKING RING	034.07.A
PACKING RING	034.07.B

Precision Manufacturing for Reliable Results

Utilizing CNC machining alongside induction hardening, each valve seat ensures a flawless fit and robust surface integrity. This enhances not only its compatibility with MAN 20/27 Diesel Engines but also the overall operational lifespan of engine components, minimizing downtime and maintenance frequency.

Optimal Performance Under Extreme Conditions

Engineered to cope with the rigorous pressures and temperatures typical in marine diesel engines, these valve seats withstand up to 200 bar and 600C. Their advanced surface finish and case hardening provide superior resistance to wear, making them perfect for demanding marine environments.

Ready-to-Install and Easy to Handle

Each valve seat is shipped clean, oiled, and individually wrapped, reducing preparation time and ensuring protection against contaminants. Mounting is straightforward owing to their precise dimensions and press-fit design, streamlining maintenance or replacement processes.

FAQs of Valve Seat For Man 20/27 Engine:

Q: How is this valve seat installed in the MAN 20/27 engine?

A: The valve seat is press-fitted inside the cylinder head of the MAN 20/27 diesel engine. Ensure the installation area is clean and properly prepared to maintain the precision fit and secure seating.

Q: What materials are used in manufacturing this valve seat?

A: This valve seat is produced from high-grade alloy steel or hardened steel, selected for its remarkable wear resistance, corrosion protection, and ability to operate reliably under high temperatures and pressures.

Q: When should a valve seat be replaced in a MAN 20/27 engine?

A: A valve seat should be replaced when there are signs of excessive wear, pitting, visible cracks, or if theres a reduction in engine efficiency or loss of compression. Regular inspections during scheduled maintenance help to identify the need for replacement.

Q: Where can this valve seat be used besides main engines?

A: Apart from marine propulsion engines, this valve seat is suitable for auxiliary engines in marine applications that utilize the MAN 20/27 engine series, ensuring broad compatibility within similar operational profiles.

Q: What benefits does the CNC machined and induction-hardened surface provide?

A: CNC precision machining ensures a perfect fit inside the cylinder head, while induction hardening imparts exceptional wear resistance and durability, even under high thermal and mechanical stress, extending the components service life.

Q: How does the packaging protect the valve seat during transportation?

A: Each valve seat is individually wrapped to prevent contamination and surface damage, while also being supplied clean and lightly oiled to assure its ready-to-install condition upon delivery.

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