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Stainless Steel 321 / 321H Flanges

ASTM A182 Stainless Steel 321 Flange, Stainless Steel SUS F321H Spectacle Blind Flange Supplier in India.

In applications requiring durability and corrosion resistance at high temperatures, stainless steel 321 and 321H flanges are indispensable parts. The stainless steel alloy used to make these flanges was created with harsh circumstances in mind. An alloy of austenitic stainless steel containing titanium is called Stainless Steel 321. The material's resistance to intergranular corrosion, which frequently happens in the heat-affected areas of welded structures, is enhanced by this addition. Because of its exceptional oxidation resistance and high temperature stability, 321 stainless steel is a good choice for applications where temperatures can rise as high as 900°C (1652°F). This alloy is widely employed in sectors with high thermal stress and corrosive conditions, like power generating, chemical processing, and aerospace.
A high-carbon variant of 321 stainless steel is called 321H. Because 321H contains more carbon, it is stronger at higher temperatures, which makes it perfect for applications where exposure to high temperatures is required for an extended period of time. It is especially useful in situations where the material needs to maintain its resistance to oxidation and scaling as well as its mechanical qualities.

ASTM A182 Stainless Steel 321 / 321H Flanges

Stainless Steel 321 Threaded Flanges, ASME SA182 SS F321H Orifice Flange Exporter.

Pipes, valves, and other equipment are connected by flanges composed of 321 and 321H stainless steel in a variety of high-temperature systems. Usually, these flanges are produced in accordance with industry standards, guaranteeing dependability and compatibility in crucial applications. For difficult settings, such as those involving gasses, chemicals, and steam, 321 and 321H flanges are a popular choice due to their high-temperature performance and resistance to corrosion.

Stainless Steel 321 / 321H Pipe Flanges Specification

Specification : ASTM A182 / ASME SA182

Dimension : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Size : 1/2" (15 NB) to 48" (1200NB)

Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Class / Pressure Rating : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Origin : Indian Origin, European Origin, Japanese Origin

Testing and Documents : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports

Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests


A Wide Range of ASTM A182 321 / 321H Stainless Steel Flanges at Best Price.

Call : +91-9820814560 or Send Enquiry

Stainless Steel 321 / 321H Pipe Flanges Manufacturing Standards :
ASME/ANSI B 16.5 Welding Neck Flange, Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47 Welding Neck Flange, Blind Flange [Series A & B]
PRESSURE CLASS 75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36 Welding Neck Flange, Slip on Flange, Threaded Flange
PRESSURE CLASS 300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1 Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 40
BS 4504[PART 1] Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange
PRESSURE CLASS PN 2.5 TO PN 400
BS 1560 BOSS Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange
PRESSURE CLASS 150, 300, 400, 600, 900, 1500, 2500
BS10 Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange
TABLE D, E, F, H
DIN FLANGES DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASS PN 6 TO PN 100

321 / 321H Stainless Steel Plate Flanges Available Type
Stainless Steel 321 / 321H Blind Flange

Stainless Steel 321 / 321H Blind Flange

Stainless Steel 321 / 321H Threaded Flange

Stainless Steel 321 / 321H Threaded Flange

Stainless Steel 321 / 321H Orifice Flange

Stainless Steel 321 / 321H Orifice Flange

Stainless Steel 321 / 321H Weld Neck Flange

Stainless Steel 321 / 321H Weld Neck Flange

Stainless Steel 321 / 321H Slip on Flange

Stainless Steel 321 / 321H Slip on Flange

Stainless Steel 321 / 321H Long Weld Neck Flange

Stainless Steel 321 / 321H Long Weld Neck Flange

Stainless Steel 321 / 321H Spectacle Blind Flange

Stainless Steel 321 / 321H Spectacle Blind Flange

Stainless Steel 321 / 321H Socket Weld Flange

Stainless Steel 321 / 321H Socket Weld Flange


ASME SA182 Stainless Steel 321 / 321H Pipe Flanges Equivalent Standards
STANDARD WERKSTOFF NR. UNS JIS EN
SS 321 1.4541 S32100 SUS 321 X6CrNiTi18-10
SS 321H 1.4878 S32109 SUS 321H X12CrNiTi18-9

Chemical Composition of Grade 321 / 321H Stainless Steel Plate Flanges
Grade C Mn Si P S Cr N Ni Ti
SS 321 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 19.00 0.10 max 9.00 - 12.00 5(C+N) – 0.70 max
SS 321H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 19.00 0.10 max 9.00 – 12.00 4(C+N) – 0.70 max

Mechanical Properties of ASTM A182 SS UNS S32100 / S32109 Industrial Flanges
Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1457 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Best Price of ASTM A182 321 / 321H Stainless Steel Flange

321 Stainless Steel Threaded Flanges Price : US $1.5-150 / Piece

Stainless Steel Pipe Flanges A182 321H : US $0.1-99 / Piece

ASME Standard Stainless Steel 321 Plate Flanges : US $0.1-100 / Piece

SA182 UNS S32100 Stainless Steel Forged Flanges : US $6-12 / Kilogram

Best Price Stainless 321H Weld Neck Flanges : US $5.8-30 / Piece


ASTM A182 Grade 321 / 321H Stainless Steel Forged Flanges Application Industries

Stainless Steel 321 Flanges are known to deliver exceptional performance and are generally developed for meeting the demands. We offer a wide range of ASTM A182 321H SS Screwed Flanges through a worldwide network of stock-keeping branches. These UNS S32109 Pipe Flanges is use in various industries like :

Stainless Steel 321 / 321H BLRF Flanges use in Oil and Gas Industry

ASTM A182 321 Stainless Steel WNRF Flange use in Petrochemical Industry

321H Stainless Steel Plate Flange Used In Refineries Industry

ASME B16.5 321H Stainless Steel Spacer use in Nuclear Power Plant Industry

321 Stainless Steel Puddle Flange use in Chemical Industry

Stainless Steel UNS S32109 Flexible Hose Flange use in Marine Industry

DIN 1.4878 Stainless Steel Nippo Flange use in Aerospace Industries

ASTM A182 321H Stainless Steel Blind Flange use in Pulp & Paper Indusry


Other Types of 321 / 321H Stainless Steel Flanges

Stainless Steel 321 Flange
ASME SA182 321 Stainless Steel Spectacle Blind Flange
ASTM A182 SS 321 Slip on Flanges
SS 321 Pipe Flanges Stockist
ASME B16.5 321H Stainless Steel Spacer
Stainless Steel 321 Socket weld Flanges
321H Stainless Steel Weld Neck Flanges
Stainless Steel 321H Threaded Flanges
Stainless Steel SUS 321 Nippolet Flange
SS 321H Plate Flanges Supplier
Stainless Steel ASTM A182 321 Lap Joint Flanges
Stainless Steel 321 Blind Flanges
321 SS Hydraulic SAE Flanges Exporter
S32109 Stainless Steel Flexible Hose Flange
1.4541 Stainless Steel Tongue & Groove Flange Specification

AISI 321 Stainless Steel Orifice Flanges
Stainless Steel 321H Puddle Flange Nipple
321H Stainless Steel Reducing Flanges
321H Stainless Steel Forged Flanges
Stainless Steel 321 Long Weld Neck Flange Price
SS 1.4541 BLRF Flanges
321 SS RTJ Flanges Dealer
Stainless Steel 321 WNRF Flange Distributor
Stainless Steel UNS S32100 Loose Flanges
ASTM A182 Grade 321 SS Ring Type Joint Flange Manufacturer
ASTM A182 321 Stainless Steel Square Flanges
Stainless Steel DIN 1.4878 Weldo Flange
321 Stainless Steel SORF Flange
Stainless Steel 321H Screwed Flanges
Stainless Steel S32100 Flanges


Main Countries We Deliver 321 / 321H Stainless Steel Flange

We have regular exports of Stainless Steel 321 / 321H Pipe Flanges in Europe, Kuwait, Bangladesh, UAE, Hong Kong, Poland, Bahrain, Jordan, Nepal, United States, Algeria, Yemen, Spain, Qatar, Ghana, Malaysia, Philippines, United Kingdom, Chile, Azerbaijan, Lithuania, Saudi Arabia, Iran, Trinidad & Tobago,Tunisia, Turkey, Brazil, Iran, Poland, Japan, France, USA, Belgium, Thailand, Estonia, Brazil, Vietnam, China, Chile, Costa Rica, Iran, Japan, Malaysia, Congo, Germany, Egypt, Tibet, United Arab Emirates, South Africa, South Korea, Ireland, Finland, Italy, Taiwan, Sweden, Czech Republic, Iraq, Puerto Rico, Austria, Ukraine, Mexico, Pakistan, Portugal, Netherlands, Denmark, Sri Lanka, Gabon, Kazakhstan, Bulgaria, Angola, Bhutan, Romania, Indonesia, Ecuador, Canada, Nigeria, Singapore, Argentina, Israel, Venezuela, Nigeria, Afghanistan, Bolivia, Peru, Russia, Switzerland, Libya, Kenya, Macau, New Zealand, Lebanon, Belarus, Mongolia, Croatia, Gambia, Morocco, Slovakia, Australia, Colombia, Norway, Oman, Hungary, Mexico, India, Zimbabwe, Namibia, Serbia, Greece.

Cities We Deliver ASTM A182 321 / 321H Stainless Steel Forged Flanges

We are Leading Supplier of ASTM A182 321 / 321H Stainless Steel Flanges in Mumbai, Maharashtra, Gujarat, Jamshedpur, Pune, Thiruvanthapuram, Jaipur, Lucknow, Coimbatore, Imphal, Mysore, Ratlam, Delhi, Kanpur, Darjeeling, Jalandhar, Nagpur, Solapur, Kolkata, Allahabad, Dehradun, Jammu, Nashik, Srinagar, Chennai, Ahmedabad, Faridabad, Bhadravati, Chattisgarh, Durgapur, Asansol, Hospet, Bellary, Visakhapatnam, Nellore, Surat, Bangalore, Chandigarh, Ghaziabad, Jhansi, Patna, Siliguri, Hyderabad, Amritsar, Noida, Kochi, Aizawl, Guwahati, Kozhikode, Raipur, Vishakhapatnam, Jabalpur, Bhopal, Gwalior, Ludhiana, Rajahmundry, Thane, Agra, Bhubaneshwar, Gurgaon, Madurai, Rajkot, Varanasi, Bhilai, Haridwar, Meerut, Ranchi, Ahmednagar, Akola, Amravati, Aurangabad, Baramati, Beed, Bhandara, Bhiwandi, Buldhana, Chandrapur, Chimur, Dahanu, Dhule, Dindori, Erandol, Gadchiroli, Hatkanangle, Hingoli, Ichalkaranji, Jalgaon, Jalna, Karad, Khed, Yavatmal, Kolaba, Kolhapur, Kopargaon, Latur, Malegaon, Mumbai, Nagpur, Nanded, Nandurbar, Nashik, Osmanabad, Pandharpur, Parbhani, Rajapur, Ramtek, Ratnagiri, Raver, Sangli, Satara, Shirdi, Shirur, Solapur, Thane, Wardha, Washim, Andhra Pradesh, Jammu and Kashmir, Nagaland, Uttarakhand, Haryana, Lakshadweep, Arunachal Pradesh, Jharkhand, Odisha, West Bengal, Himachal Pradesh, Assam, Karnataka, Punjab, Andaman and Nicobar Islands, Puducherry, Bihar, Kerala, Rajasthan, Chandigarh, Meghalaya, Chhattisgarh, Madhya Pradesh, Sikkim, Dadar and Nagar Haveli, Mizoram, Goa, Tamil Nadu, Daman and Diu, Tripura, Manipur, Telangana, Delhi, Uttar Pradesh in India.