Name: 321 Stainless Steel Pipe
Size: 1/2 inch NB, OD to 24 inch
Material: Stainless Steel
Type：SS 321 Seamless Pipes | SS 321 ERW Pipes | SS 321 Welded Pipes | SS 321 Fabricated Pipes | SS 321 CDW Tubes, LSAW Pipes / Seam-welded / Redrawn
Thickness range: 0.3mm – 50 mm
Surface Treatment: Polishing, Hairline, Pickled, etc.
Finished condition: Round, Square, Rectangular, Coil，U Tube
Application: Petrochemical, Oil & Gas； Geothermal, Mining；Chemical Process, Pharmaceutical, Biomass；Sea Water, Water Desalination； LNG (Liquefied Natural Gas), Nuclear Power, Solar Power。
Model number:
Original: Wenzhou,Zhejiang
Standard:ASTM A213, ASTM A312, ASTM A789, ASTM A790 etc.
Brand:
Technics:
Package: Packed in woven bag, or put in wooden case
Price:
Delivery: Accord Quantity
Certificate:
Production ability:
Product Detail
321 Stainless Steel Pipe is available in a variety of shapes, sizes, grades, and finishes. The most common shapes are round tubes and pipes. The grades vary depending on your application; some grades are better suited for certain tasks than others.
321 Stainless Steel Pipes is used in many different industries due to its high strength-to-weight ratio and its ability to withstand extreme temperatures without compromising structural integrity. It is most commonly used in the oil & gas industry for pipelines that transport oil or gas through rough terrain or extreme temperatures. It also finds use in the automotive industry as exhaust systems due to its strong corrosion resistance properties as well as being aesthetically pleasing when polished correctly. Furthermore, stainless steel 321 is also found in chemical processing plants where it can resist corrosion from harsh chemicals that are often found there without sacrificing performance or reliability.
Table of Content：
1. Specification of 321 Stainless Steel Pipe
2. Applications of 321 Stainless Steel Pipe
3. Stainless Steel 321 Pipes Equivalent Grades
4. TP 321 Stainless Steel Pipes Chemical Composition
5. Stainless Steel 321 Pipes Physical properties
6. ASTM A312 / A213 SS TP 321 Pipes Mechanical properties
7. 321 Stainless Steel Pipe Stock
8. 321 Stainless Steel Pipe pressure rating
9. Types Of Stainless Steel 321 Pipes
10. 321 Stainless Steel Pipe price list
Applications of 321 Stainless Steel Pipe
l Oil and gas equipment
l Offshore technology
l Seawater desalination plants
l Chemical industry, especially when handling chlorides
l Flue-gas cleaning
l Pulp and paper industry
l Cargo tanks and pipe systems in chemical tankers
l Firewalls and blast walls on offshore platforms
l Bridges
l Storage tanks
l Pressure vessels, reactor tanks, and heat exchangers
l Rotors, impellers and shafts
Stainless Steel 321 Pipes Equivalent GradesSTANDARD | WERKSTOFF NR. | UNS | JIS | AFNOR | BS | GOST | EN |
SS 321 | 1.4541 | S32100 | – | – | – | – | – |
Grade | C | Mn | Si | P | S | Cr | N | Ni | TI | |
321 | Min | – | – | – | – | – | 17.0 | – | 9.00 | 5(C+N) |
max | 0.08 | 2.00 | 1.00 | 0.045 | 0.030 | 19.0 | 0.10 | 12.00 | 0.70 max |
Grade | Density | Elastic Modulus | Mean Co-eff of Thermal Expansion (µm/m/°C) | Thermal Conductivity | Specific Heat 0-100°C | Elec Resistivity | |||
0-100°C | 0-315°C | 0-538°C | At 100°C | At 500°C | |||||
321 | 8027 | 193 | 16.6 | 17.2 | 18.6 | 16.1 | 22.2 | 500 | 720 |
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
321 | 515 | 205 | 40% | 95 | 217 |
Outside Diameter, OD (in mm) | Wall Thickness, WT (in mm) |
6mm – 630mm | 0.5mm-30mm |
12.7mm* 12.7mm to 300mm* 300mm | 0.5mm-30mm |
10*20mm to 100*200mm | 0.5mm-30mm |
6mm to 630mm | 0.5mm-30mm |
12.7mm to 250mm | 0.5mm-30mm |
16mm to 85mm | 0.5mm-3.0mm |
13mm to 85mm | 0.5mm-2.0mm |
20mm to 200mm | 0.5mm-2.0mm |
22mm*0.7mm to 108mm*2.0mm | 0.5mm-2.0mm |
12.5mm to 203.2mm | 1.0mm – 5mm |
0.28mm to 10mm | 0.08mm – 1.2mm |
6mm to 430mm | 0.8mm – 30mm |
NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
1/8" | √ | √ | √ | √ | |
1/4" | √ | √ | √ | √ | |
3/8" | √ | √ | √ | √ | |
1/2" | √ | √ | √ | √ | √ |
3/4" | √ | √ | √ | √ | √ |
1" | √ | √ | √ | √ | √ |
1 1/4" | √ | √ | √ | √ | √ |
1 1/2" | √ | √ | √ | √ | √ |
2" | √ | √ | √ | √ | √ |
2 1/2" | √ | √ | √ | √ | √ |
3" | √ | √ | √ | √ | √ |
4" | √ | √ | √ | √ | √ |
5" | √ | √ | √ | √ | |
6" | √ | √ | √ | √ |
321 Stainless Steel Pipe pressure rating
Pipe Size | Pipe Schedule | Temperature (°F) | ||||||||
100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | ||
1" | 40 | 3048 | 2629 | 2362 | 2171 | 2019 | 1924 | 1867 | 1824 | 1810 |
1" | 80 | 4213 | 3634 | 3265 | 3002 | 2791 | 2659 | 2580 | 2528 | 2501 |
1" | 160 | 6140 | 5296 | 4759 | 4375 | 4068 | 3876 | 3761 | 3684 | 3646 |
1.5" | 40 | 2257 | 1947 | 1750 | 1608 | 1496 | 1425 | 1383 | 1354 | 1340 |
1.5" | 80 | 3182 | 2744 | 2466 | 2267 | 2108 | 2009 | 1949 | 1909 | 1889 |
1.5" | 160 | 4619 | 3984 | 3580 | 3291 | 3060 | 2916 | 2829 | 2772 | 2743 |
2" | 40 | 1902 | 1640 | 1474 | 1355 | 1260 | 1201 | 1165 | 1141 | 1129 |
2" | 80 | 2747 | 2369 | 2129 | 1957 | 1820 | 1734 | 1682 | 1648 | 1631 |
2" | 160 | 4499 | 3880 | 3486 | 3205 | 2980 | 2840 | 2755 | 2699 | 2671 |
3" | 40 | 1806 | 1558 | 1400 | 1287 | 1196 | 1140 | 1106 | 1084 | 1072 |
3" | 80 | 2553 | 2202 | 1979 | 1819 | 1691 | 1612 | 1564 | 1532 | 1516 |
3" | 160 | 3840 | 3312 | 2976 | 2736 | 2544 | 2424 | 2352 | 2304 | 2280 |
4" | 40 | 1531 | 1321 | 1187 | 1091 | 1014 | 967 | 938 | 919 | 909 |
4" | 80 | 2213 | 1909 | 1715 | 1577 | 1466 | 1397 | 1355 | 1328 | 1314 |
4" | 160 | 3601 | 3106 | 2791 | 2566 | 2386 | 2273 | 2206 | 2161 | 2138 |
5" | 40 | 1342 | 1158 | 1040 | 956 | 889 | 847 | 822 | 805 | 797 |
5" | 80 | 1981 | 1709 | 1535 | 1411 | 1312 | 1250 | 1213 | 1189 | 1176 |
5" | 160 | 3414 | 2945 | 2646 | 2433 | 2262 | 2155 | 2091 | 2049 | 2027 |
6" | 40 | 1219 | 1052 | 945 | 869 | 808 | 770 | 747 | 732 | 724 |
6" | 80 | 1913 | 1650 | 1483 | 1363 | 1267 | 1208 | 1172 | 1148 | 1136 |
6" | 160 | 3289 | 2836 | 2549 | 2343 | 2179 | 2076 | 2014 | 1973 | 1953 |
8" | 40 | 1073 | 926 | 832 | 765 | 711 | 678 | 657 | 644 | 637 |
8" | 80 | 1692 | 1459 | 1311 | 1205 | 1121 | 1068 | 1036 | 1015 | 1005 |
8" | 160 | 3175 | 2738 | 2460 | 2262 | 2103 | 2004 | 1944 | 1905 | 1885 |
10" | 40 | 974 | 840 | 755 | 694 | 945 | 615 | 596 | 584 | 578 |
10" | 80 | 1609 | 1388 | 1247 | 1147 | 1066 | 1016 | 986 | 966 | 956 |
10" | 160 | 3147 | 2714 | 2439 | 2242 | 2085 | 1986 | 1927 | 1880 | 1868 |
Types Of Stainless Steel 321 Pipes
l Stainless Steel 321 Pipes
l Stainless Steel 321 pipes
l AISI 321 seamless pipes
l UNS S32100 Pipes in Iraq
l AISI 321 welded pipes in Egypt
l SUS 321 Pipes Suppliers in Jordan
l DIN 1.4541 pipes in Peru
l SS 321 pipes in Chile
l AISI 321 ERW pipes in Malaysia
