Custom Factory Price AISI 4340 Steel | ASTM 4340 High Strength Alloy Mold Steel

1.AISI 4340 Product Details

· keyword:mold steel,aisi 4340,4340 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:
/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

E-mail:jacklu@songshunsteel.com

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