Sachiya Steel International is one of the Leading Manufacturer And Exporter Of High Quality Stainless Steel 304L Tubes, which is exposed to stronger bases such as sodium hydroxide at high concentrations and high temperatures will likely experience some etching and cracking, especially with solutions containing chlorides such as sodium hypochlorite. The presence of corrosive water and high temperatures means that Stainless Steel 304L Seamless Tubes is the ideal material for desalination plants, making them easier and cheaper to build to the scale required. Matching filler metals in these Stainless Steel 304L Welded Tubes are recommended in order to obtain a weld metal with optimum corrosion resistance and mechanical properties.
The starting force needed for bending in Stainless Steel 304L ERW Tubes is slightly higher than for standard austenitic stainless steels (ASTM 304L and 316L). Normal expanding methods can be used in these Stainless Steel 304L EFW Tubes, but the expansion requires higher initial force and should be undertaken in one operation.
Stainless Steel 304L Round Tubes are useful for storing and handling acetic acid, especially in solutions where it is combined with formic acid and when aeration is not present (oxygen helps protect stainless steel under such conditions), though 317 provides the greatest level of resistance to corrosion. The difficult and damaging conditions frequently encountered when drilling for oil or gas mean that these Stainless Steel 304L Square Tubes is the ideal material to manufacture vital components.
SS 304L Welded Tubes Specifications |
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| Specifications | : | ASTM A/ASME SA213/A249/A269 |
| Dimensions | : | ASTM, ASME and API |
| SS 304L Tubes Size |
: | 1/8″NB TO 30″NB IN |
| Thickness | : | 0.35mm to 6.35mm OD in thickness ranging from 0.1mm to 1.2mm. |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Type | : | Seamless / ERW / Welded / Fabricated / LSAW Tubes |
| Form | : | Round, Square, Rectangular, Hydraulic Etc |
| Length | : | Single Random, Double Random & Cut Length. |
| End | : | Plain End, Beveled End, Treaded |
304L Stainless Steel Tubes Available Sizes
| NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
| 1/8″ |  |
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| 1/4″ | |
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| 3/8″ | |
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| 1/2″ | |
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| 3/4″ | |
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| 1″ | |
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| 1 1/4″ | |
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| 1 1/2″ | |
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| 2″ | |
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| 2 1/2″ | |
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| 3″ | |
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| 4″ | |
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| 5″ | |
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| 6″ | |
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304L Stainless Steel Tube Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304L | min. | – | – | – | – | – | 18.0 | – | 8.00 | – |
| max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.00 | 0.10 | ||
Stainless Steel 304L Tubes Mechanical Properties
| 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 | ||||
| 304L | 485 | 170 | 40 | 92 | 201 |
Stainless Steel 304L Tube Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 304L | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Equivalent Grades for 304L Stainless Steel Tubes
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | GOST | ||
| BS | En | No | Name | |||||
| 304L | S30403 | 304S31 | 58E | 1.4306 / 1.4307 | X5CrNi18-10 | 2332 | SUS 304L | 03Х18Н11 |
SS 304L Seamless / Welded Tubes Application Industries
- Off-Shore Oil Drilling Companies
- Power Generation
- Petrochemicals
- Gas Processing
- Specialty Chemicals
- Pharmaceuticals
- Pharmaceutical Equipment
- Chemical Equipment
- Sea Water Equipment
- Heat Exchangers
- Condensers
- Pulp and Paper Industry
SS 304L Steel Tube Test Certificates
We at Sachiya Steel International provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.
• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc
Material Testing
We at Sachiya Steel International ensure that all our materials go through strict quality tests before dispatching them to our clients.
• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test
Documentation
• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)