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  • Nanjing International Marine Equipment & Spares Ltd.

Nanjing International Marine Equipment & Spares Ltd.


Company Information
Jenny Wang
Nanjing International Marine Equipment & Spares Ltd.

Dear Sirs,

Good day!

HD VALVE - Nanjing International Marine Equipment & Spares Ltd., is a leading manufacturer of inlet/exhaust valve spindles, valve seats and valve guides for 4- stroke engines in China. We have won world class engine makers’ approval such as MAN, Yanmar & Daihatsu etc.  Our prestigious cooperative partners in China include Guangzhou Diesel Engine Factory, Anqing CSSC Diesel Engine Co., Ltd., Ningbo C.S.I Power & Machinery Group Co., Ltd.  Zibo Diesel Engine Parent Company, Qingdao Zichai Boyang Diesel Engine Co., Ltd., Shaanxi Diesel Engine Heavy Industry Co., Ltd. etc.

In the past years MAN Diesel has authorized over 10 factories in China to manufacture its 4-stroke engines such as L16/24, L21/31, 23/30, 23/30H, 28/32, 28/32H, 27/38, 32/40 etc. and HD VALVE has been approved by these licensees of to supply inlet/exhaust valves, seats and guides for them..

 

  • HD VALVE vs. other Chinese engine valve producers

Category

HD VALVE

Other Chinese producers

Chinese Engine maker’s approval

Over 80% domestic engine makers

None

World class Engine maker’s approval

DAIHATSU,YANMAR,MAN,PIELSTICK,WARTSILA

None

European market

Started from 2003, 100% follows original design and material, including Nimonic valves. Turnover over 1 million Euro in 2012.

Material and techniques not  100% original

Nimonic valves

HD valve is capable of producing Nimonic valves since 2007.

Most factories cannot handle & process nimonic material

Lead time

7-15 days

20-30 days.

 

 

  • List of Approved Licensees of Engine makers

Licensee of  Engine Maker

Engine Maker

Year Started

Engine models

Shanxi Diesel Engine Heavy Industry Co. Ltd.

MAN

2010

MAN: V/L32/40,L27/38, L21/31,L16/24

PIELSTICK

PIELSTICK: PC2-6,PC2.5-400,PA6V280

DAIHATSU

DAIHATSU:DK-28,DK-20

Zibo Diesel Engine Parent Company

YANMAR

2006

YANMAR: N330-EN/UN

Guangzhou Diesel Engine Factory.

Chinese Engine Maker

1998

320 Series,G32 Series,G26 Series

Ningbo C.S.I. Power & Machinery Group Co.Ltd.,

Chinese Engine Maker

2003

G300,G320,330

 

  • Catalogue of MAN valves, seats & guides

Engine Model

Description

 P/N

Remark

L16/24

Inlet valve spindle

274

 

Exhaust valve spindle

262

Nimonic available

Inlet valve seat

123

 

Exhaust valve seat

184

 

Inlet/exhaust valve guide

 

 

L21/31

Inlet/Exhaust valve spindle

274

 

Inlet valve seat

123

 

Exhaust valve seat

184

 

L27/38

Inlet/Exhaust valve spindle

274

 

Exhaust valve spindle

262

Nimonic available

Inlet valve seat

123

 

Exhaust valve seat

184

 

L32/40

Inlet valve spindle

113.04.010

 

Exhaust valve spindle

114.03.012

Nimonic available

Inlet valve seat

055.10.028

 

Exhaust valve seat

055.10.031

 

L23/30,6T23LH

Inlet/Exhaust valve spindle

5518/4262

 

Exhaust valve spindle

5518/4262

Nimonic available

Inlet valve seat

4445/4346

 

Exhaust valve seat

4442/4344

 

Inlet/exhaust valve guide

3374/3375

 

L23/30H

Inlet/Exhaust valve spindle

512

 

Exhaust valve spindle

512

 

Inlet valve seat

064

Nimonic available

Exhaust valve seat

076

 

Inlet/exhaust valve guide

218

 

28/32A,L28/32H

inlet valve spindle

60502-21H/12

 

Exhaust valve spindle (with R-wing)

1616-03-C10

Nimonic available

Inlet valve seat

L28-06-05

 

Exhaust valve seat

L28-06-04

 

Inlet/exhaust valve guide

 

 

 

 

 

 

  • List of Nimonic valve spindles

ENGINE MAKER

ENGINE MODEL

MAN

L32/40,L21/31,L16/24,L28/32H,23/30H

DAIHATSU

DKM-28,DKM-20,DL-22,DL-20

YANMAR

N330,N260,N21,N18,EY26,EY18

WARTSILA

46,38,32,22,20

SULZER

ZL40/48,ZAV40S,ATL25,AL20,S20

PIELSTICK

PC2.5L/V,PA6V280

DEUTZ, MAK

DEUTZ 540/640, 628, 528;MAK551,453,M32

 

  • MAN Design of inlet & exhaust valve

Description

Material

Surface treatment

Hardness

Inlet/exhaust valve

40Cr10Si2Mo

STELLITE

 

Exhaust valve

Nimonic(N80A)

Special hardening

≥450HV

 

Comments:

Nimonic(N80A) is the proper material for heavy oil.  The minimum working hours for Nimonic(N80A)valves are  8000-12000 hrs.

 

PLEASE CLICK HERE TO SEE CONTACT DETAILS
 

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