ASTM A268 TP410 Buyer's Guide

Hey there! If you're searching for ASTM A268 TP410 stainless steel tubing, you probably need answers that are clear, practical, and straight to the point-no fluff, just the facts you need to make smart decisions.

Whether you're an engineer designing a heat exchanger, a procurement manager sourcing reliable tubing, or a fabricator working on automotive exhaust systems, this guide breaks down everything about ASTM A268 TP410 in a way that's easy to digest.

Let's dive in!

 

 

What is ASTM A268?

ASTM A268 is a standard specification for seamless and welded ferritic stainless steel tubing used in moderate to high-temperature applications. Unlike the more common austenitic grades (like 304 or 316), ferritic stainless steels (like TP410, TP430, and TP439) are magnetic, cost-effective, and great for heat resistance.

Key Features of ASTM A268 Tubes:

✔ Ferritic structure – Magnetic, with good corrosion resistance
✔ Used in exhaust systems, heat exchangers, and industrial piping
✔ More affordable than 304/316 stainless steel
✔ Available in seamless & welded forms

If you're working on a project where heat resistance and budget matter, ASTM A268 could be your best bet.

 

What is the ASTM Standard for 410 Stainless Steel?

ASTM A268 TP410 stainless steel tubing (often called "410 stainless steel") is one of the most widely used ferritic stainless steels under this standard.

Why Choose TP410?

✅ Good corrosion resistance (but not as strong as 316)
✅ High strength & hardness (great for mechanical parts)
✅ Cost-effective (cheaper than austenitic grades)
✅ Magnetic (unlike 304/316)

Common Uses of TP410 Tubing:

• Automotive exhaust systems (handle heat well)

• HVAC & heat exchangers (thermal conductivity matters)

• Food processing equipment (sanitary & corrosion-resistant)

• Industrial piping (where cost is a factor)

Fun Fact: TP410 is often heat-treated to improve hardness, making it useful for cutlery and turbine blades too!

 

What Material is SA268 TP410?

SA268 TP410 is essentially the ASME version of ASTM A268 TP410-same material, just certified for boiler and pressure vessel use.

Key Differences:

Property	ASTM A268 TP410	SA268 TP410
Standard	General tubing	Pressure vessel use
Certification	Industrial applications	ASME Boiler Code compliant
Common Use	Exhaust systems, HVAC	High-pressure piping

Bottom Line: If you're working on high-pressure systems, SA268 TP410 is the way to go. Otherwise, ASTM A268 TP410 stainless steel tubing will do the job just fine.

 

What is the Chemical Composition of ASTM A268?

Here's the exact chemical makeup of ASTM A268 TP410:

Element	Composition (%)	Why It Matters
Chromium (Cr)	11.5 - 13.5	Boosts corrosion resistance
Carbon (C)	≤ 0.15	Affects hardness & weldability
Manganese (Mn)	≤ 1.00	Improves strength
Silicon (Si)	≤ 1.00	Enhances heat resistance
Phosphorus (P)	≤ 0.040	Keeps impurities low
Sulfur (S)	≤ 0.030	Prevents brittleness
Nickel (Ni)	≤ 0.60	Minor impact on corrosion

 

How Does TP410 Compare to Other Grades?

• Better heat resistance than 304

• More affordable than 316

• Stronger than 430 but less corrosion-resistant

Pro Tip: If you need better corrosion resistance, consider TP439 (with added titanium).

 

Final Thoughts: Should You Use ASTM A268 TP410?

If you need a budget-friendly, heat-resistant, and durable stainless steel tubing, ASTM A268 TP410 stainless steel tubing is a fantastic choice, especially for:
✔ Automotive exhausts
✔ HVAC & heat exchangers
✔ Industrial piping

Need a quote? We supply high-quality TP410 tubing in custom sizes, finishes, and certifications.

📞 Contact us today! Let's get your project moving.

Mob: +86-13772502581
Email: judesteel@juqing.hk