304 Vs 316 Stainless Steel

We produce ASTM/ASME Grade 304, Grade 304L,304h, 316, 316L, 316H, 316TI, 321, 321H, 309S, 309H, 310S, 310H, 410S, 2205, 904L, 2507, 254, gh3030, 625, , S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade.

a4 aisi 316

Welding Processes For Stainless Steel

Other alloy metals are also used to enhance the construction and properties of stainless-steel similar to Titanium, Vanadium, and . Non steel additions usually embrace pure components similar to Carbon and Nitrogen in addition to Silicon.

The S304 we use to make our stainless casters has eight.07% nickel (Ni) and 18.23% chromium (Cr). This microstructure is current in any respect temperatures as a result of chromium addition, so they don’t seem to be hardenable by warmth therapy. They can’t be strengthened by chilly work to the same diploma as austenitic stainless steels. Austenitic stainless-steel is the biggest household of stainless steels, making up about two-thirds of all stainless steel manufacturing (see manufacturing figures below). They possess an austenitic microstructure, which is a face-centered cubic crystal structure.

The nickel content determines the grade of stainless. The chromium content material should be 18% or extra to be 304 stainless.


  • ” Most grades of chrome steel are in a point.
  • Today, we will have a look at totally different grades of chrome steel 18/eight, 304, A2, 316, A4 and 410 that are magnetic and non magnetic, or so they are saying.
  • In reality, the entire stainless steel coming into the USA from china and different nations are magnetic in some kind.
  • I am emailed all of the time “Why is this bolt magnetic?

Stock Thickness: 0.1-200.0mm
thickness: 0.5.0-
Width: 600-3900mm
Length: 1000-12000mm
200 series: 201,202
300 series: 301,304,304L,304H,309,309S,310S,316L,316Ti,321,321H,330
400 series: 409,409l,410,420J1,420J2,430,436,439,440A/B/C
Duplex: 329,2205,2507,904L,2304
Surface: No.1,1D,2D,2B,NO.4/4K/hairline,satin,6k,BA,mirror/8K

18/eight, 304, A2 and 410 are more magnetic than 316 or A4 stainless steel. The most common grade of stainless steel is 304, or as referred to 18/eight, and in metric A2. The second commonest grade is 316 which is utilized in salt water utility marine grade, food prep equipment, surgical, medical and pharmaceutical functions.

400 collection stainless (ie. martensitic stainless-steel) is magnetic. Stainless metal containing more nickel (310 and 316 grades) is extra likely to remain non-magnetic after chilly work. An enhance of chromium content material improves the resistance of chrome steel.

Thus, austenitic stainless steels aren’t hardenable by warmth therapy since they possess the same microstructure at all temperatures. The ease of welding largely is dependent upon the type of stainless-steel used. Austenitic stainless steels are the easiest to weld by electric arc, with weld properties similar to those of the bottom metallic (not chilly-labored). Post-weld warmth remedy is sort of all the time required whereas preheating before welding can also be needed in some instances. Unlike carbon steel, stainless steels don’t endure uniform corrosion when exposed to moist environments.

Duplex Stainless Steel

Stainless steels have an extended history of software in touch with water because of their excellent corrosion resistance. Applications include a spread of conditions together with plumbing, potable water and wastewater therapy, desalination, and brine treatment.

We have thousands tons stock of stainless steel sheet and coil with various size and grade,mainly include austenitic stainless steel, martens stainless steel (including precipitation hardened stainless steel sheet & coil), ferritic stainless steel, and duplex stainless steel.

Characteristics of Stainless Steel Sheet and Plate:
High corrosion resistance
High strength
High toughness and impact resistance
Temperature resistance
High workability, including , stamping, fabricating and welding
Smooth surface finish that can be easily clean

a4 aisi 316