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Seamless 4130 Chromoly Tubing Pipe Carbon And Alloy Steel Astm A519

Basic Information
Place of Origin: China
Brand Name: SunShine
Certification: ISO9001
Model Number: 6mm to 114.3mm
Minimum Order Quantity: 5T
Packaging Details: In Bundles, Woodenbox As Your Requirement
Delivery Time: 30days
Payment Terms: L/C, T/T
Supply Ability: 2000T/Month
Detail Information
Name: Astm A519 4130 Carbon And Alloy Steel Seamless Mechanical Tubing For Parts Structures O.D: 6mm--140mm
Material: 1020,1025,1035,4130 Application: Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe
Thickness: 1mm-10mm-20mm-50mm
High Light:

Seamless 4130 chromoly tubing


Carbon 4130 chromoly tubing


Seamless 4130 pipe

Product Description

Astm A519 4130 carbon and alloy steel seamless mechanical tubing for parts structures

41 means a low alloy steel containing 1 % chromium and 0.2 % molybdenum.

30 means a carbon content of 0.30%.

  • In addition, there will be around 0.2-0.5 % silicon, 0.5-1.0 % manganese, and under 0.1 % of each of a dozen or so other elements whose presence is unavoidable.
  • The remaining 97-98 % is iron.

Chemical composition (%)

Grade C Mn P S Si Cr Mo
4130 0.28-0.33 0.40-0.60 0.035 0.04 0.15-0.35 0.80-1.10 0.15-0.25


Mechanical properties (Mpa)

Grade Designation Condition Ultimate Strength Yield Strength Elongation in 2 in.or 50mm,% Rockwell,Hardness B Scale
ksi Mpa ksi Mpa
4130 HR 90 621 70 483 20 89
  SR 105 724 85 586 10 95
  A 75 517 55 379 30 81
  N 90 621 60 414 20


Application Of 4130 & 4130 Pipe & Pipe Fittings

  • This alloy is used for manufacturing ball and roller bearings.
  • This alloy is also good for manufacturing gears due to its heat treatment properties.
  • It is used for rock-crushing machinery and automotive parts.
  • It is used for manufacturing structural parts of aircraft.
  • The main use of this alloy is in the field of resistance welding.
  • It is used for cutter tools such as drills, taps, milling cutters, etc.


Seamless 4130 Chromoly Tubing Pipe Carbon And Alloy Steel Astm A519 0


Q: What product information must I provide before making a purchase?
Please provide the grade, width, thickness, and surface treatment requirements, as well as the quantities you require.

Q: What shipping ports are there?
We normally ship from Shanghai,Tianjin, Qingdao, and Ningbo ports

Q: Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.

Q: Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.

Q: Can I pay you a visit at your factory?
Customers from all around the world are welcome to visit our factory.

Q: Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.

Q: Do you have any MOQ limit for production?
We don’t have any MOQ limit. But as for our steel pipe product, we usually use container transport for lower freight. In the case of express delivery, high freight charges will be generated.

Q: Is it OK to print my logo on the product or the carton packing?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q: How to pack the product?
The inner layer has a waterproof paper outer layer, iron packaging, and is fixed with a fumigated wooden pallet. It
can effectively protect products from corrosion during ocean transportation


Contact Details

Whatsapp : +8613961408918