Ship spare parts, stelliate vavle spindle for MAN ship engine

    Product Description Generally Raw Material: Intake valve: 4Cr9Si2 Exhaust valve: 21-4N, 21-4N+4Cr9Si2, also customized.  Material Especially for Marine valve spidles: 1. Si-Cr (4Cr10Si2Mo) 2. Ni-Cr-Mn-N (23-8N) 3. Ni-Cr-W (SNCRW) 4. NI (NI80A) Harden process for valve seats' surface: 1. High frequency quenching 2. High alloy welding Harden process for valve stem: 1. Chrome-plating 2.Nitriding 3.Quenching/Spray welding  Simple dimension arrange of our valves: d: 10-100mm D: 45-500mm L: 120-1787mm  Advantages: High Attrition and Temperature Endurance High Erosion and Concussion Endurance Good hardness, wear  

Engine Model	Description	Dimension	P/N
A45	Valve spindle	Φ195.59Φ44*902.4*100°
A41	Inlet Valve Spindle	Φ176*Φ38*810*120°	154140004
	Exhaust valve spindle	Φ176*Φ38*810*100°
A37	Exhaust valve spindle	Φ162*Φ35*749*120°
A37/38	Inlet Valve Spindle	Φ160*Φ35*749*120°
	Exhaust valve spindle	Φ162*Φ35*749*100°
A34	Exhaust valve spindle	Φ145*Φ32*694*100°	152144106
A31	Inlet Valve Spindle	Φ135*Φ28*633*120°
	Exhaust valve spindle	Φ134*Φ28*63*100°
A31R	Exhaust valve spindle	Φ135*Φ28*633*100°
A28	Inlet Valve Spindle	Φ122*Φ26*570*120°
A28	Exhaust valve spindle	Φ120.5*Φ26*572*100°	150,144,103,150,144,000
K28R,K28F	Inlet Valve Spindle	Φ112*Φ25*510*120°
	Exhaust valve spindle	Φ113*Φ25*510*100°
K28FD	Exhaust valve spindle	Φ114*Φ25*510*100°
AH40	Exhaust valve spindle	Φ135*Φ28*680*90°
AH40F	Exhaust valve spindle	Φ138*Φ28*678*90°	123-140-026
AH27	Exhaust valve spindle	Φ90*Φ21*469*90°
6DM51SS	Exhaust valve spindle	Φ210*Φ46*902*120°
DM46	Inlet Valve Spindle	Φ196*Φ42*799*120°
	Exhaust valve spindle	Φ196*Φ42*799*120°
DM38AK	Exhaust valve spindle	Φ155*Φ35*683*90°	134144103
DM38	Exhaust valve spindle	Φ155*Φ35*695*90°
DM30	Inlet Valve Spindle	Φ125*Φ26*555*120°
	Exhaust valve spindle	Φ125*Φ26*555*100°
DM28AR	Inlet Valve Spindle	Φ112*Φ25*570*120°
DM28AR, DM28A(K)FD	Exhaust valve spindle	Φ112*Φ25*570*90°
DH46	Exhaust valve spindle	φ184*φ40*800*90°
6U26(L)	In/Exh valve spindle	Φ95*Φ22*403*90°

            Company Information The biggest Engine valve factory in north China,Specialized in produce:  1.Marine Engine Valve 2. Generator Engine Valve 3. Mobile machinery engine valve 4. Sinotruk engine valve   Welcome to our factory and we will offer you our best service all the time!     Production Flow     Technology     Packaging & Shipping     After-Sales Service 1. warranty time:2 years or 100 000 kilometers  2.Loading the goods, we will track all the way, to ensure product safety,quick to arrive at the designated ports. 3.Our products are strictly follow ISO9001,SGS,CE and BV certificate   Certifications