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Quick Details

  • Standard: AISI, ASTM, BS, DIN, GB, JIS
  • Grade: Alloy Structure Steel
  • Thickness: 10~90mm
  • Place of Origin: Liaoning, China (Mainland)
  • Brand Name: DongBei TeGang
  • Model Number: ASTM 4340
  • Type: Steel Plate
  • Technique: Hot Rolled
  • Surface Treatment: Coated
  • Application: Container Plate
  • Special Use: Wear Resistant Steel
  • Width: 60~1000mm
  • Length: 4~6m
  • grade: steel grade

Packaging & Delivery

Packaging Details: according to customer 's requirements or export standards
Delivery Detail: 15-30days after we receive the 30% deposit

 

Quick Details:

       Name:ASTM 4340 Alloy Steel                                Brand Name:Dongbei Tegang   

      Place of Origin:Liaoning,China                               Material:Alloy Structural Steel

     Steel Grade:AISI 4340/4340H,SNCM439/DIN 41CrNiMo4               

    ApplicationUsed as high strength, high toughness, section size larger and more important conditioning parts requirements, such as the horizontal forging machine drive the eccentric shaft, crankshaft forging machine. After quenched and tempered for use, requirements of making good plasticity, an important part of high strength and large size. If the heavy machinery of high load, the shaft diameter greater than 250mm steam turbine shaft, blades, high load transmission parts, fasteners, crankshaft, gear and so on. In addition, can also be carried out after nitriding treatment used to important parts require the production of special performance.

 

Chemical composition

C

Si

Mn

Cr

Mo

P

S

Ni

0.18~0.23

0.15~0.35

0.70~0.90

0.40~0.60

0.15~0.25

≤0.035

≤0.035

0.40~0.70

 

Mechanical Property 

heat treatment

mechanical property

condition of delivery

HRC(≥)

hardening heat 

hardening media

temperature

yield strength/mpa

tensile strength /mpa

elongation

reduction of area

≥860

oil

150~200

---

≥1175

≥9

≥45

hot rolled/forged(optional)

 

---

 

Packing&Delivery: 

     Packaging details:      According to customer's require or export's standard

     Delivery Time:              In 30days after we receive 30% deposite

     Port:                              Dalian

     MOQ:                            1TON

 

Standard: 

ASTM

USA

Ameirican Society of Mechanical Engineers

AISI

USA

Acronym of American Iron and Steel Institute

JIS

JP

Japanese Industrial Standards

DIN

GER

Deutsches Institut für Normung e.V.

UNS

USA

Unified Numbering System

 

Product Advantages:

1, High strength

2,Good hardenability

3, Good plasticity in cold condition

 

Company Main Products:

 

Alloy Steel

5140,5115,5120,5130,5145,4118,4130,4135,6150,5115,4142,4130,4118,6150,4140,4720,4320

,E9310,8620,4340

Tool Steel

H13,1.2344,SKD61,D2,SKD11,1.2379,1.2510,01,SKS3,95MnWCr5,D3,SKD1,1.2419,

SKS31,H21,SKD5,1.2581,P20,35CrMo7,1.2738,1.2316,M2

Bearing Steel

GCr15,52100,SUJ1,SUJ2,100Cr6,1.2067,55C,8620,4320,9310,440C,M50

Spring Steel

9260,SUP6,SUP7,1.7108,54SiCr6,1.7102,5155,SUP9,1.7176,5160,1.7177,6150,

SUP10,51CrV4,1.8159

Stainless Steel

321,sus321,1.4541,304,SUS304,1.4301,410,SUS410,1.4006,420,1.4021,1.4028,

434,1.4113,316L,SUS316L,1.4435,630,1.4542,431,1.4057,201,202,301

 

 

 

 

 

Other Products:

 

 

 

 

Production site:

 

 

 

 

Certificates

 

 

 

 

 

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