304 304L Stainless Steel Round Pipe Schedule 80 SS Tubing
Stainless Steel Pipe Description
HNJBL produces the 304 Pipes in different types, shapes and sizes. Stainless pipe is built in seamless, welded, and other forms and comes in round, square, and rectangular shapes,etc.
Grade 304/304L is the most versatile and commonly used austenitic stainless steel, also known as "18/8" stainless as the make-up of the steel is 18% chromium and 8% nickel.The high Ni content improve the resistance to moderately aggressive organic acids,at the same time,the high Cr content offer excellent resistance to corrosion in oxidizing environments.
304/304L is non-magnetic in the annealed condition, but can be slightly magnetic as a result of cold working or welding. It can be easily welded and processed.
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304 304L Stainless Steel Tube Specification
| Specifications | ASTM A/ASME SA213/A269/A249 |
| Dimensions | ASTM, ASME and API |
| Size | 1/8" NB TO 30" NB IN |
| Thickness | 0.35mm to 6.35mm OD in thickness ranging from 0.1mm to 1.2mm. |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Tubes |
| Schedule | SCH20, SCH30, SCH40, XS, SCH60, STD, SCH80, SCH80, SCH120, SCH140, SCH160, XXS |
| Form | Round, Square, Rectangular, Hydraulic. |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Threaded |
TP304 Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304 | min. | - | - | - | - | - | 18.0 | - | 8.0 | - |
| max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||
| 304L | min. | - | - | - | - | - | 18.0 | - | 8.0 | - |
| max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.0 | 0.10 | ||
304L SS Tube Mechanical Properties
| Grade | 304 | 304L |
| Tensile Strength (MPa) | 540 - 750 | 520 - 700 |
| Proof Stress (MPa) | 230 Min | 220 Min |
| Elongation A50 mm | 45 Min % | 45 Min % |
SS Seamless Pipe Surface Finish
Details:2B,2D,BA,NO.1,NO.4,NO.8,8K,mirror,checkered,embossed,hair line,sand blast,brush.
Multiple specifications are available.
Seamless Pipe End Protection:Plastic Caps
Ends:Plain End, Beveled End, Threaded
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304 Stainless Steel Tube Size
| Wall | Sizes ( O.D.) |
|---|---|
| .010 | 1/16" , 1/8" , 3/16" |
| .020 | 1/16" , 1/8" , 3/16" , 1/4" , 5/16" , 3/8" |
| .012 | 1/8" |
| .016 | 1/8" , 3/16" |
| .028 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 3/4" , 1" , 1 1/2" , 2" |
| .035 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 7/16" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .049 | 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/8" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .065 | 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 3/4" , 2" , 2 1/2" , 3" |
| .083 | 1/4" , 3/8" , 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 7/8" , 2" , 2 1/2" ,3" |
| .095 | 1/2" , 5/8" , 1" , 1 1/4" , 1 1/2" , 2" |
| .109 | 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2" |
| .120 | 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 2" , 2 1/4" , 2 1/2" , 3" |
| .125 | 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 3" , 3 1/4" |
| .134 | 1" |
| .250 | 3" |
| .375 | 3 1/2" |
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