SAE4340 Alloy Steel Forging Flat Bar

Model NO.: 4340 Molding Style: Forging Application: Instrument Accessories Heat Treatment: Qt,Annealed,Normlized Forging Tolerance: as Customer Certification: SGS, ISO 9001:2008 Marketing Area: All Over The World Size: Max 1300mm Specification: all kinds of shape HS Code: 722840000 Processing Object: Metal Molding Technics: Hot Forging Material: Steel Surface Treatment: as Customer Standard: DIN ASTM AISI GB Grade: Alloy Carbon Tool Supply Ability: 3000mt/Month Trademark: KAIXIN Origin: China Product Description
SAE4340 Alloy Steel Forging Flat Bar
chemical element

C	Mn	Si	P	S	Cr	Mo	Ni	Cu	W	V	Ti
0.38	0.60	0.15	0.025	0.025	0.70	0.20	1.65	0.35	0.2	0.05	0.03
0.43	0.80	0.35	max	max	0.90	0.30	2.00	max	max	max	max

 
 Our products are mainly used in valve industries.We can provide many kinds of casting parts/stamping parts/Machining parts and forging parts.
1.  Free forging, Die forging ,stamping, machining,heat treatment,ring rolling, drill hole.CNC machining. 2.  Applied software for specification drawings: Auto CAD, Solidworks. 3.  Precision machining: CNC, milling machine, drilling machine, numerical lathe, all types of lathe. 4.  Surface finish process: polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, mirror polishing. 5.  Good quality and strict delivery time.
Forging Process
Standard

GB/T 3077	JIS	AISI/SAE	DIN	BS	ISO
20Mn2-50Mn2	SMn420-SMn443	1320-1345	20Mn5-50Mn7	150M19-160M36	22Mn6-42Mn6
15Cr-50Cr	SCr415-445	5115-5150	-	527A17	20Cr4-41Cr4
15CrMo	SCM415	-	15CrMo5	1653	-
35CrMo	SCM435	4137	34CrMo1	-	-
30CrMo	SCM420	4130	25CrMo4	25CrMo4
30CrMoA	SCM430	4130	34CrMo4	34CrMo4
42CrMo	SCM440	4140	42CrMo4	708M40
-	-	F11-91	-	-	-
38CrMoAl	SACM645	-	-	-	41CrAlMo74
50CrV	-	6150	51CrV4	-	-
15-20CrMn	SMnC420	5115-5120	16MnCr5		16MnCr5
GCr15	-	SAE52100	100Cr6	-	-
GCr15SiMn	-	-	100CrMnSi6-4	-	-
20CrMnMo(H)	SCM421(H)	4119	-	-	-
40CrMnMo	SCM440	4142	42CrMo4	708A42	42CrMo4
20-50CrNi	SNC436	3115-3150	40NiCr6	640M40	-
12CrNi2	SNC415	3415	14NiCr10	-	-
20CrNiMo	SNCM220	8620	21NiCrMo2	805M20	20NiCrMo2
34CrNiMo	-	-	34CrNiMo6	-	-
34CrNi1Mo	-	-	34CrNi1Mo6	-	-
40CrNiMo	SNCM439	4340	36CrNiMo4	816M40	-

Equipments

8 Sets of CNC machines

1 large CNC gantry machining center

Other advanced professional equipments such as horizontal boring machine/miller/multi-function drilling and gace grinding machine.

58 sets of heat treatment equipments :normalizing, annealing, ion nitriding, carburizing, permeability of carbon and nitro

ALL KINDS OF TESTING MACHINES :CMM(three-coordinate measuring machine)HARDNESS,MECHANICAL TEST  ,UT /MT  TEST ,CHEMICAL COMPOSITION , INCLUSION RATINGSOur Services  24 hours online service Enquiry will be replied in 2 hours One year warranty 1%-2%Spare Parts CKD and SKD are available Free parts for any breakdown with convincing eviden Our Advantages 1. High quality and professional manufacturer 2. Advanced equipments for testing and manufacturing  3. Customized service according to your inquiry 4. Short lead time  5. Good after-sale service
Packing & shipment 1.Container Load: bubble bag, or plastic bag 2.Outer Packing: carton case or poly wooden case 3.small batch by courier , large batch by sea or air 4. Special requirement from customer is accepted.

  FAQ 1 Are you a manufacturer, trading company or a third party? We are a manufacturer, and we have started our factory & production since1988.  2 Where is your factory located? Our factory is located in Jiangyin city, Jiangsu  Province, China, near Shanghai city.  3 How can I go to your factory? You can fly to Shanghai Pudong or Hongqiao International airport directly, and  then take the bus to  our factory. There are just 2 .5 hours from Shanghai. If you are in China ,you can fly or take the train to Wuxi city ,and take the bus to our factory.   You are sincerely welcome to visit our factory at any time!  
 

Contact us if you need more details on 4340. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Forged Bar、Forging Flat Bar. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Forged Parts