High reputation engine valve for Trains manufacturer in China(factory-1990)

High reputation engine valve for Trains manufacturer in China(factory-1990)      1. We can product the following engine valves:   1).Train series engine valve   2). Car engine valve   3).Motor series engine valve   4).Truck series engine valve   5).Marine series engine valve   6).Racing car engine valve   7).Tractor series engine valve   2.The advantages:   High Attrition and Temperature Endurance, High Erosion and Concussion Endurance, good hardness, wear resistance.   3.The material: Normal material:INLET VALVE IS SUH1(40Cr) ; EXHAUST VALVE IS SUH3(4Cr9Si2). Best material:INLET VALVE IS SUH3(4Cr9Si2) ; EXHAUST VALVE IS SUH35(21-4N).  

Material	China GB/T3078-94 GB/T12773-91 GB1221-92	Europe (Germany)DIN EN10090-1998	Japan JIS G4311-1991	International ISO 683-15-1992	American SAE J775-1995	France NF A35-579-1991	Italy
							Cogne	VALBRVNA
4Cr9Si2	4Cr9Si2
5Cr9Si3		X45CrSi93(1.4718)	SUH1	X45CrSi93	HNV3	Z45CS9	VM11	VAL5
5Cr8Si2			SUH11	X50CrSi82				VAL5/BS1
4Cr10Si2Mo	4Cr10Si2Mo	X40CrSiMo102 (1.4731)	SUH3			Z40CSD10	VM12D	VAL5M
8Cr20Si2Ni	8Cr20Si2Ni		SUH4		HNV6	Z80CNS20-20	VM21	AVL
9Cr18Mo2V		X85CrMoV182 (1.4748)		X85CrMoV182		Z85CDV18-02	VM22	ACMV
4Cr14Ni14W2Mo	4Cr14Ni14W2Mo				EV9	Z35CNWS14-14	VA31	ACNW
5Cr20Mn8Ni2N(21-2N)		X55CrMnNiN208 (1.4875)		X55CrMnNiN208	EV12	Z55CMN20-08AZ	VA66	212MN
5Cr21Mn9Ni4N(21-4N)	5Cr21Mn9Ni4N	X53CrMnNiN219 (1.4871)	SUH35	X53CrMnNiN219	EV8	Z53CMN21-09AZ	VA61	214MN
2Cr21Ni12N(21-12N)	2Cr21Ni12N		SUH37		EV4	Z20CN21-12AZ	VA35	APFR2
5Cr21Mn9Ni4Nb2WN (21-4NWNb)		X50CrMnNiNbN219 (1.4882)		X50CrMnNiNbN219	XEV-F

  4.Production equipment:    Profile Grinder, Resistant Welder, PTA Welder, Friction Welder, Chrome Plating line, Salt Bath Nitriding, Electrical Upsetting Machine, Mesh belt furnace for Heat Treatment, Profile Induction Harding Machine. 5.Inspection and Test equipment:   Impact Tester, Tensile Tester, Optical Microscope, Cylindricity Equipment, Bruker, Roughness Tester, Sale Corrosion Test Chamber, Scanning Electronic Microscope, Valve Seat Wear Test Rig, Optical Valve Measurement System, High Speed Carbon,Sulfur Analyzer,etc.   6.Production technology:   7.Packing: Natural packing or as your rquirement.       Welcome to visit our factory to discuss cooperation!