Stainless Steel Grade 321h

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.

It was developed for enhanced creep resistance and for greater strength at temperatures above 1000oF (537°C). In most situations, the carbon content of the plate permits twin certification. Alloy 321 chrome steel plate can also be advantageous for high temperature service due to its good mechanical properties.

Austenitic steels have solely 30% of the thermal conductivity of non-alloyed steels. Their fusion level is lower than that of non-alloyed steels, due to this fact austenitic steels should be welded with decrease warmth enter than non-alloyed steels. To avoid overheating or burn-via of thinner sheets, larger welding speed has to be applied. Copper again-up plates for sooner warmth rejection are practical, whereas, to keep away from cracks in the solder metal, it isn’t allowed to floor-fuse the copper back-up plate. This steel has an extensively larger coefficient of thermal growth as non-alloyed steels.

In this kind of metal, the carbon combines preferentially with titanium to type a harmless titanium carbide, leaving the chromium in resolution to take care of full corrosion resistance. Type 321 is fundamental sort 304 modified by adding titanium in an quantity a minimum of 5 occasions the carbon plus nitrogen contents.

Width: 1000mm,1219mm,125mm0,1500mm,2000mm,or required

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

• The alloy resists oxidation to 1500°F (816°C) and has greater creep and stress rupture properties than alloys 304 and 304L.
• It has wonderful resistance to intergranular corrosion after publicity to temperatures within the chromium carbide precipitation vary of 800 – 1500°F (427 – 816°C).
• It has wonderful resistance to intergranular corrosion after exposure to temperatures within the chromium carbide precipitation range of °F ( °C).
• Alloy 321 (UNS S32100) is titanium stabilized austenitic chrome steel plate with good basic corrosion resistance.
• Alloy 321 (UNS S32100) is a titanium stabilized austenitic chrome steel with good basic corrosion resistance.

Table Of Contents

Alloy 321 chrome steel plate reveals good common corrosion resistance that’s corresponding to 304. It was developed for use in the chromium carbide precipitation range of 1800 – 1500°F (427 – 816°C) where un-stabilized alloys similar to 304 are subject to intergranular attack. It is non-magnetic within the annealed situation and may be hardened only by cold working.

Alloy 321 chrome steel plate could be readily welded by most standard processes. Alloy 321 stainless-steel plate can’t be hardened by heat therapy, solely by cold working. It may be simply welded and processed by standard store fabrication practices. We at Naadishwar Steel are vendor and provider of Stainless Steel h Sheets Plates in Indian in addition to international market. We manufacture stainless steel sheets and plates in customise design using premium quality uncooked supplies.

In reference to a worse thermal conductivity, a larger distortion has to be anticipated. For product thicknesses over 12mm the double-V butt weld needs to be most well-liked instead of a single-V butt weld. The included angle ought to be 60° – 70°, when utilizing MIG-welding about 50° are enough.

Contents of ferrite up to 10% have a beneficial effect and do not affect the corrosion resistance generally. The thinnest layer potential must be welded (stringer bead method), as a result of a higher cooling pace decreases the addiction to sizzling cracks. A preferably quick cooling needs to be aspired to while welding as properly, to keep away from the vulnerability to intergranular corrosion and embrittlement. With a welding groove width smaller zero.3mm respectively zero.1mm product thickness the use of filler metals just isn’t needed.

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