Stainless Steel 321/321H


321 stainless is a titanium stabilized grade commonly used for service in the 1000-1600°F temperature range. For service temperatures up to about 1600°F, a stabilizing treatment at 1550-1650°F, air cool, may be used to provide optimum resistance to intergranular corrosion and to polythionic acid stress corrosion cracking.

Product Category:

Stainless Steel 321/321H


Product information

Stainless Steel 321 Sheets can be welded using most of the resistance and fusion methods. Stainless Steel 321 Plates also possesses good low temperature toughness and is non-magnetic in the annealed condition. In addition to its heat resistance properties, Stainless Steel 321 Coils also enjoys better resistance against creep and stress rupture corrosions. Stainless Steel 321H Sheets is used in Oil Refineries, Fluid catalytic cracking units, Hanger rods, and more. Like most other austenitic alloys, Stainless Steel 321H Plates work hardens and may require annealing after severe forming. Niobium in Stainless Steel 321H Coils has been added to suppress grain boundary Chromium Carbide precipitation.
Stainless Steel 321/321H Sheets & Plates Specification

Grade Stainless Steel 321/321H (UNS S32100/S32109)
Standard ASTM A240 / ASME SA240
Width 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Thickness 4 mm To 100 mm
Length 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc
Form Sheets, Plates, Coils, Slatting Coils, Perforated Coils
Finish Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)

Technical data

Typical Analysis

321 Cr% Ni% Mo% Ti% C% Cu% Mn% Si% N%
MIN 17.0 9.0 - (5xC+N) - - - 0.25 -
MAX 19.0 12.0 0.75 0.7 0.08 0.75 2.0 1.0 0.1

Mechanical Properties

Properties quoted below are guideline figures only and should not be used for any design purposes.

          - 0.2% Proof (Nmm²) UTS (Nmm²) Elongation (%)
321 (1.4541) 200 - 300 500 - 700 40

Related Specs & Trade Names

1.4541, Grade 321, Alloy 321, AISI 321, TYPE 321, UNS S32100, X6CrNiTi18-10, ASTM A240, 321H, 321 Stainless, T.321, SS321, 321SS, 321


FAQ

Q:Will you delivery the goods on time?
A:Yes,we promise to provide best quality products and delivery on time.Honesty is our company's tenet.
Q:Do you provide samples?is it free or extra?
A:The sample could can provide for customer with free,but the courier freight will be covered by customer account.
Q:Do you accept the third party inspection?
A:Yes absolutely we accept.
Q:What are your main products?
A:Carbon steel,alloy steel,stainless steel plate/coil,pipe and fittings,sections etc.
Q:Can you accept the order of customzied?
A:Yes,we assure.

Factory video

Shandong Mingding Supply Chain Management Service Co., Ltd. was established in 2013, focusing on the production, processing and trade of metal materials. We have a professional team to provide quality service, we sincerely welcome customers at home and abroad to visit our company for guidance and long-term cooperation.

Warehouse storage

The company has the most advanced production equipment and automatic control system, to ensure the most reliable product quality. In addition, we also have a professional international trade and logistics team. With quality products and excellent service, we have established a large number of long-term customers all over the world.

 

 

Packing and delivery

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Production Technology

Our main products include high quality carbon steel, stainless steel products,galvanized steel products, aluminum and copper.  We can also provide cutting, punching, bending, polishing, shearing, wire drawing and other related service. 

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Honor

Application

Our company is set production processing and trade as one. The company has the most advanced production equipment and automatic control system, to ensure reliable product quality and sufficient supply capacity. Our main products are stainless steel, silicon steel, galvanized steel, carbon steel, aluminum products and other series. Applicable to engineering, coal mining, shipping, aviation, boiler, machinery, military and other fields. We sincerely welcome customers from all over the world to visit our company to discuss long-term cooperation.

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FAQ

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How do you package the product?


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The inner layer is covered with waterproof paper, packed in iron and secured by fumigated wooden brackets. It can effectively protect products from corrosion in the process of sea sample transportation.

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Are the products inspected before shipment?


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Of course. All our products go through strict quality tests before they are packed. Those that fail will be destroyed.

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Can I visit your factory?


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Of course. We welcome customers from all over the world to visit our factory.

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What certifications have your products passed?


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We have ISO 9001, SGS, EWC and other certifications.

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Can you provide samples?


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Of course, we can send samples all over the world. Our samples are free of charge, but the customer needs to bear the Courier charge

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What is the loading port?


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Normally, we ship from Shanghai, Tianjin, Qingdao and Ningbo ports. You can choose other ports according to your needs.

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