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Stainless Steel 321 / 321H Pipes

Stainless Steel 321 ERW Pipe, Stainless Steel 321 Square Pipe Supplier in India.

We are supply and export these Stainless Steel 321 / 321H Pipes by using the contemporary machines and look into the quality fir to make the soaring grade products for our valuable patrons. TP321 Stainless Steel Seamless Pipes by using the modern machines and investigate the quality to make the high grade products for our clients. Our 321 / 321H Welded Pipes are available in different size, thickness & specification as per clients’ requirements. Stainless Alloy 321H is a general purpose austenitic stainless steel that is stabilized against carbide precipitation and designed to work within the carbide precipitation temperature range 427 to 816°C (800 to 1500°F). Also known as UNS S32109, these pipes and tubes is non-magnetic in the annealed condition and can be hardened only by cold working. Meanwhile, titanium is added in these SS 321H Seamless Pipes to the alloy's composition, for to suppress grain boundary chromium carbide precipitation and reduce susceptibility to intergranular corrosion.

ASTM A312 Stainless Steel 321 / 321H Pipe

High Quality 321 Stainless Steel Seamless Pipe, 321H SS Welded Pipes Exporter.


Grade TP321 SS Pipes offered by Ferrous & Non Ferrous may be simply welded and processed by commonplace search fabrication practices, where it can't be hardened by heat treatment and can be done solely by cold operating. This stainless steel does not perform well in chloride solutions, even in small concentrations, or in sulphuric acid. Angel Pipes & Tubes also offer these TP 321 Stainless Steel Pipes in different sizes, shapes and designs as per clients’ specifications at reasonable price.

Stainless Steel TP 321 / 321H Pipes Specification

Pipe Specification : ASTM A312, A358 / ASME SA312, SA358

Dimension Standard : ANSI B36.19M, ANSI B36.10

Outside Diameter (OD) : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size pipes available Ex-stock

Thickness Range : 0.3mm – 50 mm

Schedule : SCH 10, SCH20, SCH30, SCH40, STD, SCH60, XS, SCH80, SCH120, SCH140, SCH160, XXS

Type : Seamless Pipe, Welded Pipe, ERW Pipe, EFW Pipe, Fabricated Pipe, CDW

Form : Round Pipes, Square Pipes, Rectangular Pipe

Length : Single Random, Double Random & Cut Length

End : Plain End, Beveled End, Threaded

End Protection : Plastic Caps

Outside Finish : 2B, No.1, No.4, No.8 Mirror Finish

Finish : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn

External Coating : 3LPE / 3LPP/ FBE/ DFBE/ PP

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 A312 TP 321 / 321H Stainless Steel Pipes at Best Price.

Call : +91-9820814560 or Send Enquiry

ASTM A312 TP 321 / 321H Stainless Steel Pipes Size Range
NPS OD SCH 5S SCH 10S SCH 40S SCH 80S
1/4 13.72 1.65 2.24 3.02
3/8 17.15 1.65 2.31 3.2
1/2 21.34 1.65 2.11 2.77 3.73
3/4 26.67 1.65 2.11 2.87 3.91
1 33.4 1.65 2.77 3.38 4.55
1.25 42.16 1.65 2.77 3.56 4.85
1.5 48.26 1.65 2.77 3.68 5.08
2 60.33 1.65 2.77 3.91 5.54
2.5 73.03 2.11 3.05 5.16 7.01
3 88.9 2.11 3.05 5.49 7.62
3.5 101.6 2.11 3.05 5.74 8.08
4 114.3 2.11 3.05 6.02 8.56
5 141.3 2.77 3.4 6.55 9.53
6 168.28 2.77 3.4 7.11 10.97
8 219.08 2.77 3.76 8.18 12.7
10 273.05 3.4 4.19 9.27 12.7
12 323.85 3.96 4.57 9.53 12.7
14 355.6 3.96 4.78 9.53 12.7
16 406.4 4.19 4.78 9.53 12.7
18 457.2 4.19 4.78 9.53 12.7
20 508 4.78 5.54 9.53 12.7
22 558.8 4.78 5.54
24 609.6 5.54 6.35 9.53 12.7
26 660.4
28 711.2
30 762 6.35 7.92


TP 321 / 321H Stainless Steel Pipe Available Type
Stainless Steel 321 / 321H Seamless Pipe

Stainless Steel 321 / 321H Seamless Pipe

Stainless Steel 321 / 321H Welded Pipe

Stainless Steel 321 / 321H Welded Pipe

Stainless Steel 321 / 321H ERW Pipe

Stainless Steel 321 / 321H ERW Pipe

Stainless Steel 321 / 321H EFW Pipe

Stainless Steel 321 / 321H EFW Pipe

Stainless Steel 321 / 321H Electropolish Pipe

Stainless Steel 321 / 321H Electropolish Pipe

Stainless Steel 321 / 321H Square Pipe

Stainless Steel 321 / 321H Square Pipe

Stainless Steel 321 / 321H Rectangular Pipe

Stainless Steel 321 / 321H Rectangular Pipe

Stainless Steel 321 / 321H Round Pipe

Stainless Steel 321 / 321H Round Pipe


ASME SA312 Stainless Steel 321 / 321H Seamless Pipes 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 TP 321 / 321H Stainless Steel Pipes
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 A312 SS UNS S32100 / S32109 Pipes
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 %


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TP321H Stainless Steel Pipe


Main Countries We Deliver TP 321 / 321H Stainless Steel Pipe

We have regular exports of Stainless Steel TP 321 / 321H Pipes 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 A312 TP 321 / 321H Stainless Steel Pipe

We are Leading Supplier of ASTM A312 TP 321 / 321H Stainless Steel Pipe 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.