ASTM A240 stainless steel coil is a common flat stainless steel product made to meet ASTM A240 standards for plates, sheets, and coils. You can get this stainless steel coil in grades like 304, 316, 430, and 201. It has a nice mix of rust resistance, strength, and bendability, so it's great for factory work and things we use every day.
What it's made of changes a bit based on the grade, but they all use chromium and nickel. This makes them better at resisting rust and chemicals. Coils are made by rolling them when they're hot or cold, and then they are heated, cleaned, made straight, cut, and the surface is smoothed. These steps make sure that it stays flat, doesn't break easily, and has a clean surface.
Product Details
Specifications & Technical Parameters
| Material standards | ASTM A240, ASTM A480 |
| Thickness | 0.2 mm – 6.0 mm |
| Width | 600 mm – 2000 mm |
| Coil weight | 3–10 tons |
| Inner diameter | 508 mm / 610 mm |
| Surface finishes | 2B, BA, No.4, HL, Mirror, customized finishes |
| Tensile strength | 520–750 MPa |
| Yield strength | ≥205 MPa |
| Elongation | ≥40% |
Typical chemical composition
| Cr | Ni | C | Mn | Si |
| 18–20% | 8–11% | ≤0.08% | ≤2.0% | ≤1.0% |
Features and Advantages
01
It's easy to shape and weld.
ASTM A240 Stainless Steel Coil forms well without cracking, so manufacturers can use it to make tanks, panels, tubes, and other parts. You can weld it with MIG, TIG, and resistance welding.
02
Handles high heat just fine.
A240 stainless steels, especially grades 304 and 316, can take the heat without getting deformed or scaled. This makes the coil good for things like heat-resistant housings, industrial heaters, and exhausts.
03
Clean, homogeneous surface possibilities
You can order these coils in 2B, BA, No.4, HL, or mirror finishes. Each finish is made with strict quality control, so customers get a consistent look for anything that needs to look good or be hygienic.
Our Strength
Jiangsu CunRui Metal Products Co., Ltd. focuses on giving you a supply you can really count on, not just empty words. We can do this because we always find the materials you need, deliver when we say we will, and have people who know what coil-processing places and importers actually deal with.
Because we've worked with mills that meet global standards for a long time, we can get you many different thicknesses and surface finishes. Before things ship out, we check the size, test the hardness, and look at the surface of every batch. Plus, our shipping folks take care of getting your stuff to the port, watching the container loading, and handling the export papers so you get what you ordered on time, no problems.
Applications
Our Services
Cut and trim with exact device settings, so you lose less when processing on-site.
We make control surfaces in a few grades (2B, BA, and No. 1) for different uses. Every coil is just like the next.
Recommend suitable steel grades based on the actual corrosion environment and provide materials according to requirements
Make sure the delivery went okay, the paperwork is right, and that the stuff arrived in good shape with all the correct documents.
FAQ
Q: What kinds of ASTM A240 Stainless Steel Coil do you have?
A: We mostly have 304, 316, 430, 410, and 201, but we can get others if you need them.
Q: Can you cut and slit coils?
A: Yep! We can make slit coils and cut sheets to the sizes you want.
Q: Can I order a small amount to try out first?
A: Sure thing! We can do small orders so you can test things out before you buy a lot.
Q: What kind of surface finishes can I get?
A: We can do 2B, BA, No.4, HL, and mirror finishes.
Q: How do you make sure everything is good quality?
A: We check all coils for thickness, any problems on the surface, hardness, and how strong they are. You'll also get material certificates with every order.
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