4130 is a chromium-molybdenum general purpose alloy steel tubing that is weldable and is capable of developing good strength. It has been for years the standard of the aircraft industry. Tensile Strength: 90,000 PSI. The stock sizes listed below can be furnished in lengths from 1 foot to 12 feet. Large orders are filled in random lengths from 10 to 12 feet unless specific lengths are requested. No charge is made for cutting stock sizes of tubing to mailable length. Quotations furnished on unlisted sizes.

Please indicate in the special instructions box at the time of order that certs are required.

Q+A:

Is your 4130 tubing annealed or normalized?
All of our 4130 steel tubing is condition N, normalized.

Is this tubing true seamless or DOM?
Yes, per the tech data sheet it is seamless. The manufacturing process is Drawn Over Mandrel (DOM). Essentially the answer is that it is both.

Is your 4130 tubing "Made in the USA"?
Yes, this material is manufactured in the USA.

What AMS Spec does your 4130 Tubing conform to?
ASTM/A S1906

Can this 4130 steel type be bent and flare using normal flaring tools?
It can be bent but I could not find any documents referring to how well this material can be flared.