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, 253MA, S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade.

Chemical Formula

The molybdenum provides 316 better total corrosion resistant properties than Grade 304, significantly greater resistance to pitting and crevice corrosion in chloride environments. It has wonderful forming and welding characteristics. It is readily brake or roll shaped into a wide range of parts for functions in the industrial, architectural, and transportation fields.

At elevated temperatures, all metals react with scorching gases. The most common excessive-temperature gaseous combination is air, of which oxygen is probably the most reactive element. To avoid corrosion in air, carbon metal is proscribed to approximately 480 °C (900 °F). Oxidation resistance in stainless steels will increase with additions of chromium, silicon, and aluminium.

Stainless steels have a long history of utility in touch with water due to their glorious corrosion resistance. Applications include a variety of conditions including plumbing, potable water and wastewater treatment, desalination, and brine treatment.

Trade Item�� EXW,FOB,CNF,CIF,CFR

• The minimal 10.5% chromium in stainless steels supplies resistance to roughly seven-hundred °C (1,300 °F), whereas 16% chromium provides resistance as much as roughly 1,200 °C (2,200 °F).
• Type 304, the most typical grade of chrome steel with 18% chromium, is resistant to approximately 870 °C (1,600 °F).
• Other gases, such as sulfur dioxide, hydrogen sulfide, carbon monoxide, chlorine, additionally attack chrome steel.

Stock Thickness: 0.1-200.0mm
Production thickness: 0.5.0-200mm
Width: 600-3900mm
Length: 1000-12000mm
Grade:
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

This layer may be very corrosion resistant which prevents rust formation and protects the underlying steel. On the opposite hand, ferritic or martensitic stainless steels could also be susceptible to rust as a result of they comprise much less chromium.

Furthermore, if they’re introduced into contact with a carbon metal or other kind of steel that does rust, iron deposits can be made on the floor of these supplies that may oxidize and create rust. Type 304 and Type 316 stainless steels are unaffected weak bases corresponding to ammonium hydroxide, even in high concentrations and at high temperatures. The identical grades uncovered to stronger bases such as sodium hydroxide at excessive concentrations and excessive temperatures will probably experience some etching and cracking. Increasing chromium and nickel contents provide elevated resistance.

This microstructure is achieved by alloying steel with sufficient nickel and/or manganese and nitrogen to keep up an austenitic microstructure at all temperatures, starting from the cryogenic area to the melting level. Thus, austenitic stainless steels usually are not hardenable by warmth therapy since they possess the identical microstructure at all temperatures.

Types 304 and 316 stainless steels are normal supplies of development involved with water. However, with rising chloride contents, greater alloyed stainless steels corresponding to Type 2205 and super austenitic and super duplex stainless steels are used. Stainless steel remains stainless, or does not rust, due to the interaction between its alloying parts and the setting. Stainless metal accommodates iron, chromium, manganese, silicon, carbon and, in many instances, vital quantities of nickel and molybdenum. These parts react with oxygen from water and air to kind a really skinny, stable film that consists of such corrosion products as steel oxides and hydroxides.

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 machining, stamping, fabricating and welding
Smooth surface finish that can be easily clean