Yanmar N21
ISO9001
Non-Standard Component
Forging
Nimonic 80A
Exhaust Valve
66mm
14mm
308mm
120 Degrees
Supercharged
Speed
Reciprocating
Compression-Ignition
Multi-Cylinder Machines
Water-Cooled
Four-Stroke
Diesel Engine
L
TEQRUN
Polywood Box
GL, BV, CCS
Nanjing China
84099910
Product Description
Description for Yanmar N21 Exhaust Valve:
1. Material: Nimonic 80A(NiCr20TiAl)
(comply with European Standard EN10090: 1998 Valve Steels and Alloys for Internal Combustion Engines)
2. Upset forging and die pressing for grain flow along head profile.
3. Close controlled heat treatment for achieving proper mechanical properties and metallurgical structure.
4. Stress released completely for microstructure and dimensional stability.
5. Dye penetrant or magnetic particle inspection for entire valve.
6. LR, BV, CCS Certificate depends on needs.
7. Proven Reliability by European customers.
1. Material: Nimonic 80A(NiCr20TiAl)
(comply with European Standard EN10090: 1998 Valve Steels and Alloys for Internal Combustion Engines)
2. Upset forging and die pressing for grain flow along head profile.
3. Close controlled heat treatment for achieving proper mechanical properties and metallurgical structure.
4. Stress released completely for microstructure and dimensional stability.
5. Dye penetrant or magnetic particle inspection for entire valve.
6. LR, BV, CCS Certificate depends on needs.
7. Proven Reliability by European customers.
