Engine Valve with good quality and lowest price

Engine Valve with good quality and lowest price   Our company has been manufacturing inlet and exhaust engine valves for all kinds of gasoline and diesel engines with the experience of 23 years.        1.The advantages of engine valve:   High Attrition and Temperature Endurance, High Erosion and Concussion Endurance, good hardness, wear resistance.         2.Materials:    

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	Z50CMNNB21-09-02AZ	VA63	214MNCW

          3. Production equipments:     We have advanced production equipment,such as: 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.       4.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.     5.The regular treatment:     Nitrided: valves are nitrided to increase the exhaustion strength, corrosion- and wear-resistant    Chrome-plated: valve stems with chromium to increase wear-/corrosion-resistant of stem    Stellite (seat hard faced): valves made by using deposit of stellite to get high hot hardness at seat    Bimetal: valve made by joining together two different valve materials by friction welding wherein high hot hardness alloy steel is used at head and stem made from a upright mechanical properties steel.     6.Packing:   Neutral packing , or as your require.         If you are interested in our products, please contact me!