NG Industries are manufacturers, exporters & suppliers of SS 321/321H Sheets. Grades 321/321H is the crucial austenitic 18/8 steel (Grade 304) settled by Titanium (321) increases. These assessments are used in light of the fact that they are not delicate to intergranular disintegration in the wake of warming within the carbide precipitation extent of 425-850°C. Grade 321/321H is the assessment of choice for applications in the temperature extent of up to around 900°C, joining brilliant, impenetrability to scaling and stage reliability with impenetrability to coming about liquid disintegration.
An obstacle with 321/321H is that titanium does not trade well over a high temperature bend, so is not endorsed as a welding consumable. Grade 347 is thusly the standard consumable for welding 321.
|Steel Grades||AISI304(1.4301), AISI304L(1.4307), AISI304H (S30409)|
|Production||Hot-Rolled (HR) / Cold-Rolled (CR)|
|Standard||ASTM A240 / ASME SA240|
|Thickness||0.3mm to 100mm|
|Application||Medical equipment, Food industry, Construction material, Kitchen utensils, BBQ grill, Building construction, Electric equipment,|
|Grade||Chemical Composition (%)|
|AISI||C Max||Mn Max||P Max||S Max||Si Max||Cr||Ni||Mo||Other Element|
|321H||0.04 - 0.08||2.0||0.045||0.030||0.75||17.0/19.0||9.0/12.0||-||4(C+N) - 0.70|