309S Stainless Steel

WLD Steel is a leading manufacturer, supplier and exporter of the stainless steel 309/309S available in a number of different sizes and forms including pipe, tube, sheet, plate, bar, rod and other shapes like an angel, channel, circle and so on. The 309S is a type of free-cutting stainless steel with sulfur-containing, is a low carbon of 309 stainless steel. The low carbon making it minimizes carbide precipitation and improves weldability. It can withstand repeated heating below 980 ℃, with high-temperature strength and oxidation resistance, anti-carburizing performance has been widely used in boilers, energy (nuclear power, thermal power, fuel cells), industrial furnace, incinerator, heating furnace, chemical, petrochemical and other fields.

What’s the 309S available forms and specifications at WLD Steel?

Sheet/plate/coil Seamless pipe/tube Welded pipe/tube Round bar Formed steel(Shaped)
ASTM A240 ASTM A789;

ASTM A790

ASTM A928 ASTM A276;

ASTM A479

ASTM A276

309S Steel Equivalent Materials

Sheet/plate/coil Seamless pipe/tube Welded pipe/tube Round bar Formed steel(Shaped)
ASTM A240 ASTM A789;

ASTM A790

ASTM A928 ASTM A276;

ASTM A479

ASTM A276

309S Chemical Composition

ASTM/AISI UNS SAE JIS DIN GB
309S S30908 30309S SUS 309 X7CrNi23.14 0Cr23Ni13

309S Mechanical Properties

Grade Ni Cr C Mn Si S P Fe
309S 12.0-15.0 22.0-24.0 0.08 2.0 0.75 0.03 0.045 Balance