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MILD CARBON SAE 1045 / 4140 / 4340 / 8620 Round Bars

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Quick Details

Port: Qingdao or Shanghai
Payment Terms: L/C,T/T
Supply Ability: 4000000 Ton/Tons per Year
Place of Origin: Shandong China
Shape: Round Section
Product Name: MILD CARBON SAE 1045 / 4140 / 4340 / 8620 Round Bars
Tolerance: ±1%
Grade: MILD CARBON SAE 1045 / 4140 / 4340 / 8620
Standard: AiSi,ASTM,bs,DIN,GB,JIS
Material: Crabon Steel
Process: hot rolled, cold drawn, forging
Delivery condition: Tempered
Model Number: SAE 1045/4140/4340/8620
MOQ: 1 Ton
Surface treatment: Peeling
Certification: ISO9001:2008
Brand Name: Baosteel
Type: Alloy Steel Bar
Alloy Or Not: Non-Alloy
Length: 3-12m
Technique: Hot Rolled
Application: Structural Steel Bar
Steel Grade: SAE 1045/4130/4140/4340/8620 ans so on
Packaging Detail: packing in bundles
Shandong Liaocheng Long Base Commercial Trade Co., Ltd.
Gold Supplier
CN
Trading Company
≤7h
Response Time
100.0%
On-time delivery rate
US$ 1,000+
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MILD CARBON SAE 1045 / 4140 / 4340 / 8620 Round Bars

 

1. Alloy steel round bar Grade: SAE4118/ 4140/4340/8620 etc  

                                                           DIN 20CrMo4, 25CrMo4,  42CrMo4, 34CrMo4

    Carbon Steel Round Bar, SAE1010/1020/1025/1035/1045 etc.

                                                    GB Q235, Q345B, 20#, and so on

                                     

2. Specification:

Dia: 20~650mm  Length:2000-13000mm or as required

 

3. Delivery condition:

Hot rolled + black/turned surface or peeling

Hot forged+ Turned (optional)

  

4. Application:

various large-sized mirror plastic mould, precision plastic mould, like: cars accessies, home appliances, electronic equipment plastic mould, machinery parts

 

4. Inspection:

100% Ultrasonic according to the test standards: SEP1921-84,GR.3 CLASS C/C 

 

7.Packing: in bundles

 

8. Delivery time: 10~20 days after order confirmed

 

9. Payment terms: T/T or L/C at sight.

 

Standard Grade Number 42CrMo4 1.7225  Chemical Component
GB 42CrMo C Si Mn P S Cr Ni Mo Cu
DIN 42CrMo4  1.7225 0.38-0.45 ≤0.40 0.60-0.90 ≤0.035 ≤0.035 0.9-1.20   0.15-0.30  
ASTM 4140 0.38-0.45 0.17—0.37 0.50-0.80 ≤0.035 ≤0.035 0.9-1.20 ≤0.30 0.15-0.25 ≤0.30
JIS SCM440 0.38-0.42 0.15-0.35 0.60-0.85 ≤0.03 ≤0.03 0.9-1.20 ≤0.25 0.15-0.30 ≤0.30
NF 40CD4/42CD4                  

 

 

1.7225 Physical Properties
Tensile Strength (MPa) ≥1080(110)
Yield strength(MPa) ≥930(95)
Elongation(%) ≥12
Reduction of area(%) ≥45
Akv (J) ≥63
Impact roughness(J/cm2) ≥78(8)
Hardness ≤217HB
Specimen size 25mm

 

 

We supply SAE 1045/4140/4340/8620 Alloy Steel Round Bar,  alloy steel round bar,carbon steel round bar and steel pipes. if you need these products. pls contact us freely.

 

Ms Wendy Li

Tel: 0086-635- 2998868 
Fax:0086-635- 2117776

Mobile: 0086 1318878830 (Wechat /WhatsApp)

Skype: wendy.li635

Email:   wendyli(at)longbase.net 

 

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