Alloy Steel Products

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.

Low alloy steels rely on components different than simply iron and carbon to reinforce their mechanical properties. In AISI 4140, additions of chromium, molybdenum, and manganese are used to increase the strength and hardenability of the metal. The additions of chromium and molybdenum are why AISI 4140 is taken into account a “chromoly” metal.

Aisi 4140 Alloy Steel (Uns G

Grade 416R Crucible Steel is designed with a tighter grain structure. The 416R steel is what I choose for my purposes, nonetheless if price range is a priority, than another option might be better for you.

The molybdenum can be notably useful when trying to resist corrosion as a result of chlorides. The manganese in AISI 4140 is used to extend hardenability and as a deoxidizer. In alloy steels, manganese can even combine with sulfur to enhance machinability and make the carburizing process more effective.

• AISI 4140 chrome-molybdenum metal may be oil hardened to a comparatively high degree of hardness.
• The desirable properties of the AISI 4140 embody superior toughness, good ductility and good wear resistance in the quenched and tempered situation.
• The chromium content offers good hardness penetration, and the molybdenum content material ensures uniform hardness and high power.

Delivery time��7 to 15 days, depends on the quantity

Our stainless production range

4150 is generally used for elements that have to be tougher, have more power, and better hardness than 4140 can present. 4140 is mostly used for automotive parts which are regular sizes and require an honest quantity of energy and hardness. Either would be a good choice for a barrel metal and would last you for a long time. Zaman et al. reviewed the machinability of cobalt chromium molybdenum (CoCrMo) alloy, a sophisticated materials gaining widespread popularity in engineering and medical applications .

And the Cr leads to wonderful oxidation, and helps the steel resist corrosion more successfully . The Cr additionally supplies good hardness penetration, and the Mo content material ensures the hardness is uniform . When it comes to an excellent combination of mechanical properties such as tensile power, shear power, toughness, hardness, and ductility, it is onerous to beat carbon metal. AISI 4140 alloy metal could be welded using all conventional strategies. However, the mechanical properties of this steel will be affected if it is welded in the warmth-treated situation, and submit-weld heat treatment must be performed.

It is mainly beneficial that welding of AISI 4140 metal in the hardened and tempered situation ought to be prevented because it changes the mechanical properties within the weld heat affected zone. Likewise welding within the nitrided, flame or induction hardened condition isn’t really helpful.

Metal Supermarkets – Steel, Aluminum, Stainless, Hot-rolled, Cold-rolled, Alloy, Carbon, Galvanized, Brass, Bronze, Copper

The authors conclude that based mostly on the demand for cobalt-based mostly CrMo alloys in lots of industries and applications, more research are needed to overcome the problems of poor machinability. Right now, chrome moly is the steel of choice, but cobalt-based mostly CrMo alloys might turn out to be the standard in the future, offered these machinability points could be solved . The cause this duo of alloying parts works so well is due to their combined properties (with a minimum Cr content material of 9%, and a minimal Mo content of 1% ). For instance, Mo gives the steel added energy and better working temperatures.

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