Stainless steel 321 pipe

Stainless steel 321 pipe manufacturer in India

Leading SS 321 seamless pipe manufacturer in India

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Searching 321 stainless steel pipe suppliers in India? Buy 321 SS pipe at factory pipe

Stainless steel 321 pipe specification

01

OD

5.8 to 508 mm

02

sizes

½ inch to 36 inch

03

Wall thickness

0.3 to 50 mm

 

04

Manufacturing Process

Hot Rolled, Cold Rolled, Precision Rolled

05

Pipe end

Plain, Beveled

06

Finish

Bright, Annealing, Polished

321 stainless steel pipe types

Stainless steel 321 pipe

Stainless steel 321 pipe

SS 321 seamless pipe

SS 321 seamless pipe

Stainless steel 321 ERW pipe

Stainless steel 321 ERW pipe

AISI 321 round pipes

AISI 321 round pipes

321 SS welded pipe

321 SS welded pipe

SA213 TP321 schedule 40 pipes

SA213 TP321 schedule 40 pipes

SS 321 pipe price

Description Price in USD Price in Kilogram (INR)
321 Stainless Steel Pipes, Size: 2 Inch $ 2.57 ₹ 220
321 SS Square Pipe, 12 meter, Size: 4 inch $ 4.09 ₹ 350
321 Stainless Steel Seamless Pipe, Size: 1 inch $ 5.30 ₹ 454

Check weight chart of Stainless steel 321 erw pipe and AISI 321 round pipes in hot rolled and cold drawn condition

321 SS pipe weight chart

NPS
(DN) 		Outside Diameter
IN
(Milimeter) 		SCH WEIGHT
LB/FT
(KG/M) 		WT
IN
(Milimeter) 		ID
36
 36.00
 .0.0.0 131.012
 0.0344
 .0.0.0
38
 38.00
 .0.0.0 138.047
 0.0344
 .0.0.0
34
 34.00
 10 112.036
 0.0312
 .0.0.0
32
 32.00
 .0.0.0 137.012
 0.0406
 .0.0.0
36
 36.00
 10 119.003
 0.0312
 .0.0.0
38
 38.00
 .0.0.0 163.016
 0.0406
 .0.0.0
32
 32.00
 .0.0.0 84.085
 0.025
 .0.0.0
34
 34.00
 .0.0.0 90.02
 0.025
 .0.0.0
38
 38.00
 .0.0.0 125.07
 0.0312
 .0.0.0
36
 36.00
 .0.0.0 107.03
 0.0281
 .0.0.0
34
 34.00
 .0.0.0 101.029
 0.0281
 .0.0.0
32
 32.00
 .0.0.0 126.078
 0.0375
 STD
32
 32.00
 .0.0.0 188.087
 0.0562
 .0.0.0
34
 34.00
 .0.0.0 134.079
 0.0375
 STD
36
 36.00
 .0.0.0 154.048
 0.0406
 .0.0.0
38
 38.00
 .0.0.0 150.083
 0.0375
 STD
32
 32.00
 30 209.062
 0.0625
 .0.0.0
38
 38.00
 .0.0.0 175.087
 0.0438
 .0.0.0
34
 34.00
 .0.0.0 123.077
 0.0344
 .0.0.0
36
 36.00
 .0.0.0 142.081
 0.0375
 STD

321 stainless pipe temperature range

Test Temperature
/ °F/°C 		Elongation in 2-inch gauge
/ % 		Yield Strength 0.2% Offset
ksi / MPa 		Tensile Strength
ksi / MPa
1200 or 649 19.5 21.1 / 146 54.4 / 375
1000 or 538 23.0 21.0 / 145 61.3 / 423
1600 or 871 48.0 16.2 / 112 22.5 / 155
600 or 316 26.0 23.1 / 159 64.2 / 443
200 or 93 39.5 30.2 / 208 75.2 / 518
800 or 427 25.0 21.2 / 146 62.7 / 433
400 or 204 28.0 26.0 / 179 66.0 / 455
1400 or 760 23.0 21.1 / 146 37.9 / 261
1800 or 982 41.0 8.0 / 55 11.3 / 78
Check SS 321 pipe chemical composition and specifications as per ASTM, DIN, JIS, SUS, AISI standards

SS 321 pipe chemical composition

Grade N Ni C Si P S Cr Mn TI
SS 321 Min - 9.00 - - - - 17.0 - 5(C+N)
max 0.10 12.00 0.08 1.00 0.045 0.030 19.0 2.00 0.70 max

SS 321 seamless pipe mechanical properties

Grade 321
Rockwell B (HR B) max 95
Yield Strength 205
Tensile Strength MPa min 515
Elongation 40
Brinell (HB) max 217

Physical properties of SA312 TP321 square pipes

Grade Mean Coefficient of Thermal Expansion (m/m/0C) Density (kg/m3) Specific Heat 0-1000C (J/kg.K) Electrical Resistivity (n.m) Elastic Modulus (GPa) Thermal Conductivity (W/m.K)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
321 16.6 17.2 18.6 8027 500 720 193 16.1 22.2

ASTM A312 TP321 welded pipe equivalent grades

MATERIAL WERKSTOFF NR. UNS
GERMAN USA
TP321 1.4541 S32100
Check SA213 TP321 schedule 40 pipes and 321 stainless pipe with wall thicknesses up to 6.35mm as per ASTM A312 standards

A312 TP321 polished pipes wall thickness

Nominal Pipe Size (NPS) SCH 10S SCH 5S SCH 40S (Std.) SCH 80S SCH 160 SCH XXS
2" (DN 50) 2.77 mm 1.65 mm 3.91 mm 5.54 mm 8.74 mm 11.07 mm
3" (DN 80) 3.05 mm 2.11 mm 5.49 mm 7.62 mm 11.13 mm 15.24 mm
4" (DN 100) 3.05 mm 2.11 mm 6.02 mm 8.56 mm 13.49 mm 17.85 mm
1/2" (DN 15) 2.11 mm 1.65 mm 2.77 mm 3.73 mm 4.78 mm 5.74 mm
3/4" (DN 20) 2.11 mm 1.65 mm 2.87 mm 3.91 mm 5.56 mm 7.82 mm
1" (DN 25) 2.11 mm 1.65 mm 3.38 mm 4.55 mm 6.35 mm 9.09 mm
1 1/2" (DN 40) 2.77 mm 1.65 mm 3.73 mm 5.08 mm 7.14 mm 10.15 mm
6" (DN 150) 3.40 mm 2.77 mm 7.11 mm 10.97 mm 18.26 mm 21.95 mm
8" (DN 200) 4.19 mm 2.77 mm 8.18 mm 11.13 mm 21.44 mm 23.01 mm
10" (DN 250) 4.57 mm 3.40 mm 9.27 mm 12.70 mm 25.40 mm 28.58 mm
12" (DN 300) 4.57 mm 3.05 mm 10.31 mm 12.70 mm 25.40 mm 25.40 mm

Stainless steel 321 pipe standards

  • ASTM A358 / ASME SA358
  • ASTM A312 / ASME SA312
  • ASTM A249
  • ASTM A554
  • ASTM A269
  • JIS G3459
  • JIS G3463
  • ISO 1127
  • EN 10216-5
  • EN 10217-7

Pressure rating of AISI 321 round pipes

Pipe Size
(inches) 		Pipe Schedule Temperature (°F)
500 100 650 200 600 300 400 750 700
6" 160 2179 3289 2014 2836 2076 2549 2343 1953 1973
3" 80 1691 2553 1564 2202 1612 1979 1819 1516 1532
8" 40 711 1073 657 926 678 832 765 637 644
4" 80 1466 2213 1355 1909 1397 1715 1577 1314 1328
1" 80 2791 4213 2580 3634 2659 3265 3002 2501 2528
4" 40 1014 1531 938 1321 967 1187 1091 909 919
1.5" 80 2108 3182 1949 2744 2009 2466 2267 1889 1909
5" 80 1312 1981 1213 1709 1250 1535 1411 1176 1189
2" 80 1820 2747 1682 2369 1734 2129 1957 1631 1648
10" 80 1066 1609 986 1388 1016 1247 1147 956 966
5" 40 889 1342 822 1158 847 1040 956 797 805
8" 160 2103 3175 1944 2738 2004 2460 2262 1885 1905
6" 40 808 1219 747 1052 770 945 869 724 732
10" 160 2085 3147 1927 2714 1986 2439 2242 1868 1880

Stainless steel 321 ERW pipe applications

  • Automotive trim
  • Woven for mining
  • Chemical containers
  • Railway cars
  • Threaded fasteners
  • Heat Exchangers
  • Kitchen benches
  • Trailers
  • Construction materials
  • Architectural applications
  • Food processing equipment

SA213 TP321 schedule 40 pipes testing

  • Visual Inspection Testing
  • Pitting Protection Test
  • Positive Material Recognition
  • CVN Impact Testing
  • Ultrasonic Testing
  • Metalography Test
  • Hydrostatic Analysis
  • Eddy Current Examining
  • Power Generation Industries
  • TPP Rockwell

SS 321 pipes hsn code

Material HS code
321 SS Pipe 73044900

Stainless steel 321 pipes sizes

Pipe OD
mm 		Pipe WT
mm 		Sch in. Kg/m
114.30 13.49 160 4 34.05
26.67 3.91 80S 3/4 2.23
60.33 8.74 160 2 11.29
101.60 8.08 80S 3½ 18.92
13.72 3.02 80S 1/4 0.81
73.03 7.01 80S 2½ 11.59
17.15 3.20 80S 3/8 1.12
168.28 14.27 120 6 54.75
21.34 3.73 80S 1/2 1.65
33.40 6.35 160 1 4.30
88.90 11.13 160 3 21.67
42.16 6.35 160 1¼ 5.69
219.08 23.01 160 8 112.97
48.26 5.08 80S 1½ 5.49
141.30 15.88 160 5 49.87

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