4140 Carbon steel pipe

4140 carbon steel pipe is a high-strength, high toughness steel pipe with good wear resistance, corrosion resistance, and high temperature resistance. Its material has a high carbon content, therefore it has good strength and hardness. At the same time, the steel pipe made of this material also has good processing and welding performance.

Classification :

PRODUCT DETAILS

Product introduction

4140 carbon steel pipe is a high-quality pipeline material mainly composed of carbon elements. Its features include:

High strength: 4140 carbon steel pipe has high strength and can withstand high pressure and heavy loads, ensuring the stability and durability of the pipeline.

Corrosion resistance: Carbon steel pipes have good corrosion resistance to various chemical substances and can be used in various corrosive environments.

Good processing performance: Carbon steel pipes can be processed through various methods such as welding, cutting, and bending, which facilitates the installation and maintenance of pipelines.

Good thermal conductivity: Carbon steel pipes have good thermal conductivity and can effectively transfer heat, making them suitable for various thermal pipelines.

 

Product Name

Carbon Steel Tube / Pipe

Thickness

1.0mm - 60mm

Diameter

6.0mm - 1422mm

Length

5800, 6000, 11800, 12000 or customized

Surface

Black skin, spray paint, pickling, oiling, galvanize, etc

Material

A106 GrB, API5L, API5CT, S235JR, S275JR, S355JR, C45, ST37, ST52, 4140, 4130, etc

Standard

GB, GOST, ASTM, AISI, JIS, BS, DIN, EN

Technology

Hot rolling, pickling, precision, cold rolling, galvanize, seamless, welding, spiral

Export packing

Waterproof paper, and steel strip packed. Standard Export Seaworthy Package.

Suit for all kinds of transport, or as required.

   Minimum Order Quantity    25Tons

 

Chemical Composition 

Standard Grade C Mn P S Si Ni Cr Mo
ASTM A29 4140 0.38-0.43 0.75-1.00 0.035 0.040 0.15-0.35 0.8-1.10 0.15-0.25
EN 10250 42CrMo4/
1.7224
0.38-0.45 0.6-0.9 0.035 0.035 0.4 0.9-1.2 0.15-0.30
JIS G4105 SCM440 0.38-0.43 0.60-0.85 0.03 0.03 0.15-0.35 0.9-1.2 0.15-0.30

 

Mechanical Properties

Properties Metric Imperial
Hardness, Vickers (converted from Brinell hardness) 207 207
Tensile strength 655 MPa 95000 psi
Bulk modulus (typical for steel) 140 GPa 20300 ksi
Yield strength 415 MPa 60200 psi
Hardness, Rockwell C (converted from Brinell hardness. Value
below normal HRC range, for comparison purposes only)
13 13
Elastic modulus 190-210 GPa 27557-30458 ksi
Poisson’s ratio 0.27-0.30 0.27-0.30
Elongation at break (in 50 mm) 25.70% 25.70%
Shear modulus (typical for steel) 80 GPa 11600 ksi
Hardness, Brinell 197 197
Machinability (based on AISI 1212 as 100 machinability) 65 65
Hardness, Rockwell B (converted from Brinell hardness) 92 92
Hardness, Knoop (converted from Brinell hardness) 219 219

 

Warehouse storage

Our company is a quality benchmark enterprise in Shandong Province, a national contract-abiding and credit-abiding enterprise, and a national, industry and group standard unit for "Colored Steel Plate for Building Decoration". We have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad. Up to now, we have also established long-term, win-win partnerships with a number of large steel mills.

 

 

Packing and delivery

We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services. We can support customers with quality inspections if needed. We can provide competitive prices, good quality control, purchasing suggestions. Welcome to inquire and order!

 

 

CERTIFICATE OF HONOR

OUR SERVICE

1 : Prime quality and reasonable price.
2 : Wide excellent experiences with after-sale service.
3 : Every process will be checked by responsible QC which insures every product's quality.
4 : Professional packing teams which keep every packing safely.
5 : Trial order can be done in one week.
6 : Samples can be provided as your requirements

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