AISI 4340 Alloy Structural Steel | AISI 4340 Alloy Structural Steel Warehouse | Hot Rolled AISI 4340 Alloy Structural Steel Tructural Shapes
1.AISI 4340 Product Details
· keyword:4340 alloy steel,forged 4340 steel,AISI 4340 Alloy Structural Steel
· GB steel number:CN:40CrNiMoA DIN:36CrNiMo4 JIS:SNCM439 BS:816M40 US:AISI/ASTM4340
· Usage: It is used as important quenched and tempered parts that require good toughness,high strength and large size, such as heavy machinery and high-load shafts,turbine shafts with a diameter greater than 250mm, helicopter rotor shafts, turbojet engine turbine shafts,blades, high Loaded transmission parts, crankshaft fasteners. gears, etc.;
· Other Steel Types:5140 /4140 / 4340 / 4142 / 15CrMo / 6150 / 38CrMoAI / 8620 .....
· Serve:OEM/ODM
· Delivery status:With heat treatment (normalized, annealed or high temperature tempered) or without heat treatment Goods, the delivery status should be specified in the contract
·For more 4340 steel product information, please click this link:
https://steelpurchase.com/4340-sncm439-16563-steel/#
2.SAE 4340 Steel Equivalent Steel Grade
3.AISI 4340 Chemical Composition
4.SAE 4340 Mechanical Properties
5.ASTM 4340 Surface Treatment
Surface Treatment
Plate: Origin Black, Orign cold rolled bright, Machined, Grinded
Bar: Origin Black, Orign cold rolled(drawn) bright, Turned, Peeled, Grinded
6.4340 Steel Applications
It is used as important quenched and tempered parts that require good toughness, high strength and large size, such as heavy machinery and high-load shafts, turbine shafts with a diameter greater than 250mm, helicopter rotor shafts, turbojet engine turbine shafts, blades, high Loaded transmission parts, crankshaft fasteners. Gears, etc.; can also be used for rotor shafts and blades whose operating temperature exceeds 400 °C; can also be used to manufacture important parts with special performance requirements after nitriding treatment, and can be used for ultra-high temperature after low temperature tempering or austempering. Use of strength steel
7.G43400 Steel Product Photo
8.Company Introduction
Dongguan Songshun Mould Steel Co., Ltd. is an Indusrtial and trading company with 2 warehouses that manufactures good & high quality kinds of steels starting from 2012. The company provides the customized products and OEM service. What´s more, we keep the mass stock of over 20000 tons. In those years, we offer a wide range of steels to our customers from all over the world. And we enjoy high praise among them.
9.Customer Photos
We warmly welcome new and old customers to establish good and long term relationship with us based on equality and mutual assistance.
10.Certifications
11.Product packaging
12.FAQ
Q:Are you a factory or a trading company?
A: The fact is that we are a company. We have own factory and several warehouses. Under the trend of globalization of the world, we established a professional foreign trade department to change the world.
Q: What is your delivery date?
A: The delivery date is about 10-30 days after receipt of payment.
Q: Can I get some samples?
A: We are honored to offer you samples.
Q: What port do you usually ship from?
A: We have 3 common ports,Tianjin, Shanghai and Shen.
Q: What is the payment terms?
A: T/T is our priority, L/C is also OK for us.
13.Contact us
Feel free to contact us,we are glad to serve for you.
Songshun Always Open the Door for You.
MiKi Zhuo
Skype/Whatsapp/Wechat:+86-18269260283
ADD:No.4 Dongda Street, Shatou, Changan Town, Dongguan City, Guangdong Province, P.R.C China
For more 4140 steel product information, please click this link:
https://songshunsteel.en.china.cn/2194011-4140-Steel-Bar
songshunmoldsteel41404340