ASTM A213 is a standard specification for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. This specification covers minimum wall thickness, seamless, and cold-drawn low-carbon steel tubes for tubular heat exchangers, condensers, and similar heat transfer apparatus.
The dimension of the ASTM A213 Stainless Steel Seamless Tube can vary depending on the application and are provided below:
1. Outer Diameter: 6.00 mm to 1020 mm
2. Wall Thickness: 0.50 mm to 75.00 mm
3. Length: Maximum 12.5 meters
This specification is generally used in high-temperature service applications, such as superheaters and reheaters in power plants, chemical and petrochemical industries, and refineries. The tube is also suitable for heating elements, condensers, cryogenic vessels, and similar applications. Additionally, ASTM A213 tubes are suitable for corrosive and high-temperature applications where high durability and wear resistance are required.
In summary, the ASTM A213 Nahtlose Rohre aus Edelstahl is designed for high-temperature applications in various industries and offers a durable and reliable solution for heating and cooling systems that require high strength, corrosion resistance, and thermal efficiency.
ASTM A213 Stainless Steel Seamless Tube manufacturing process
ASTM A213 is a specification for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. Stainless steel seamless tubes that conform to this specification are used for high-temperature service and are produced using various manufacturing processes. Here is a general overview of the manufacturing process of ASTM A213 stainless steel seamless tubes:
1. Raw material selection: The first step in the production process is to select the appropriate raw materials, which in this case is high-quality rostfreier Stahl.
2. Melting and casting: The raw materials are melted in a furnace and cast into billets or blooms.
3. Hot rolling: The cast billets or blooms are then hot rolled into seamless tubes using a mandrel mill or a plug mill.
4. Cold drawing: The hot-rolled tubes are then pulled through a series of dies to reduce their diameter and wall thickness. This process is known as cold drawing.
5. Heat treatment: The tubes are then heat treated to enhance their mechanical properties and remove any residual stresses.
6. Finishing: The tubes are then finished by cutting, cleaning, deburring, and testing to ensure they meet the required specifications.
7. Final inspection and packaging: The finished tubes undergo a final inspection and are then packaged and shipped to their destination.
Overall, the manufacturing process of ASTM A213 stainless steel seamless tubes involves a combination of melting, casting, hot rolling, cold drawing, heat treating, finishing, and inspection processes to produce tubes that meet the required specifications for high-temperature service.
ASTM A213 Stainless Steel Seamless Tube Spezifikation
ASTM A213 is a specification for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. The material grades covered in this specification include T2, T5, T9, T11, T12, T22, T91, and T92.
The seamless tubes manufactured according to this specification are intended for high-temperature and high-pressure service. The tubes must be heat-treated before use to improve their mechanical properties.
The tubes must also undergo various tests, including dimensional inspection, visual inspection, hydrostatic or nondestructive electric testing, eddy current testing, and flaring and flattening tests.
The sizes of the tubes available under this specification range from 1/8″ NB to 5″ NB (10.3mm to 127mm OD) and from 0.015″ to 0.500″ thickness. The lengths of the tubes are generally 6 meters or as per customer requirements.
The ASTM A213 Stainless Steel Seamless Tube specification covers different types of stainless steel grades, including austenitic and ferritic steels. Some of the commonly used grades include 304, 304L, 316, 316L, 321, and 347. These tubes are mainly used in various applications, including petrochemical, power generation, and offshore drilling operations.
ASTM SA213 Edelstahl Nahtlose Rohre Anwendung
ASTM SA213 Stainless Steel Seamless Tube is widely used in various industries such as:
1. Petrochemical industry
2. Oil and gas exploration
3. Chemical processing
4. Food processing
5. Pharmaceutical industry
6. Automotive industry
7. Power generation
8. Aerospace industry
9. Medizinische Ausrüstung
10. Schiffsindustrie
Diese nahtlosen Rohre werden aufgrund ihrer hervorragenden Beständigkeit gegen Korrosion, Oxidation und extreme Temperaturbedingungen in großem Umfang für Hochtemperatur- und Hochdruckanwendungen eingesetzt. Sie finden Anwendung in Rohrleitungssystemen für den Transport von heißen und korrosiven Flüssigkeiten, wie Wärmetauscherrohre, und in Kesselrohren für Hochdruckdampfanwendungen. Sie werden auch häufig in Industriezweigen verwendet, die hygienische und sterile Bedingungen erfordern, wie z. B. in der Lebensmittel- und Pharmaindustrie. Darüber hinaus sind diese Rohre für den Bau von Flugzeugen und Komponenten, die extremen Bedingungen ausgesetzt sind, wie Raketenabgase und Turbinen, unerlässlich.
ASTM A213 Stainless Steel Seamless Tube Eigenschaften
- Rostfreie Stahlsorten: TP304, TP304L, TP316, TP316L, TP347
- Abmessungen: Außendurchmesser von 6 mm bis 323 mm, Wandstärke von 0,5 mm bis 30 mm, Länge bis zu 20 m
- Wärmebehandlung: Geglüht, blank geglüht, gebeizt, poliert
- Oberflächenausführung: Geglättet, poliert, glatt, gebürstet
- Toleranzen: Außentoleranz +/- 0,005 Zoll, Wanddickentoleranz +/- 10%
- Korrosionsbeständigkeit: Ausgezeichnete Korrosionsbeständigkeit in einer Vielzahl von Umgebungen, einschließlich saurer, alkalischer und chloridhaltiger Umgebungen
- Hohe Temperaturbeständigkeit: Geeignet für hohe Temperaturen bis zu 1150°C
- Anwendungen: In verschiedenen Industriezweigen wie der chemischen Verarbeitung, der Lebensmittelverarbeitung, der Pharmazie, der Energieerzeugung, der Öl- und Gasindustrie, der Zellstoff- und Papierindustrie sowie in Wärmetauschern.
| Klasse | Zugfestigkeit | Fließgrenze | Dehnung | Härte(HRB) | Lösung Temperatur |
|---|---|---|---|---|---|
| Min, Mpa | Min, Mpa | Min, % | Max Rockwell | Min, OC, | |
| TP304 | 515 | 205 | 35 | 90 | 1040 |
| TP304L | 485 | 170 | 35 | 90 | 1040 |
| TP316 | 515 | 205 | 35 | 90 | 1040 |
| TP316L | 485 | 170 | 35 | 90 | 1040 |
| TP321 | 515 | 205 | 35 | 90 | 1040 |
ASTM A213 Nahtlose Rohre - Zugfestigkeit und Härte
| Produkt | Klasse | UNS-Bezeichnung | Zugfestigkeit | Streckgrenze | Dehnung in 2 In. oder 50 Mm | Härte | Härte, |
| Min Ksi [MPa] | Min Ksi [MPa] | Min, % | Max Brinell/Vickers | Max Rockwell | |||
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP304 | S30400 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP304L | S30403 | 70 [485] | 25 [170] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP304H | S30409 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP304N | S30415 | 80 [550] | 35 [240] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP310S | S31008 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP310H | S31009 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP316 | S31600 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP316L | S31603 | 70 [485] | 25 [170] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP316H | S31609 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP316Ti | S31635 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP317 | S31700 | 75 [515] | 30 [205] | 34 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP317L | S31703 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP321 | S32100 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP321H | S32109 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP347 | S34700 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP347H | S34709 | 75 [515] | 30 [205] | 35 | 192HBW/200Hv | 90HB |
| Nahtlose Rohre aus Edelstahl ASTM SA213 | TP444 | S44400 | 60 [415] | 40 [275] | 20 | 217 HBW/230HV | 96HB |
ASTM SA213 Nahtlose Rohre aus Edelstahl Maßtabelle
Die Dimensionen der Nahtlose Rohre aus Edelstahl ASTM SA213 variieren je nach Sorte und Größe. Nachstehend finden Sie die allgemeinen Abmessungen für einige häufig verwendete Sorten:
- TP304/304L: Der Außendurchmesser (OD) reicht von 6,00 mm bis 1020 mm, die Wandstärke (WT) von 0,70 mm bis 8,00 mm.
- TP316/316L: Der Außendurchmesser reicht von 6,00 mm bis 114,3 mm, die Breite von 0,70 mm bis 10,00 mm.
- TP321/321H: OD reicht von 6,00 mm bis 114,3 mm, WT reicht von 0,89 mm bis 10,00 mm.
- TP347/347H: OD reicht von 6,00 mm bis 114,3 mm, WT reicht von 0,89 mm bis 10,00 mm.
Für die genauen Abmessungen eines bestimmten Produkts ist es wichtig, die ASTM SA213-Norm und das Datenblatt des Herstellers zu konsultieren.
| Außendurchmesser | Außendurchmesser | BWG | BWG | BWG | BWG | BWG | BWG | BWG | BWG |
| 25 | 22 | 20 | 18 | 16 | 14 | 12 | 10 | ||
| WT/mm | WT/mm | WT/mm | WT/mm | WT/mm | WT/mm | WT/mm | WT/mm | ||
| 0.508 | 0.71 | 0.89 | 1.24 | 1.65 | 2.11 | 2.77 | 3.4 | ||
| mm | Zoll | kg/m | kg/m | kg/m | kg/m | kg/m | kg/m | kg/m | |
| 6.35 | 1/4 | 0.081 | 0.109 | 0.133 | 0.174 | 0.212 | |||
| 9.53 | 3/8 | 0.126 | 0.157 | 0.193 | 0.257 | 0.356 | 0.429 | ||
| 12.7 | 1/2 | 0.214 | 0.263 | 0.356 | 0.457 | 0.612 | 0.754 | ||
| 15.88 | 5/8 | 0.271 | 0.334 | 0.455 | 0.588 | 0.796 | 0.995 | ||
| 19.05 | 3/4 | 0.327 | 0.405 | 0.553 | 0.729 | 0.895 | 1.236 | ||
| 25.4 | 1 | 0.44 | 0.546 | 0.75 | 0.981 | 1.234 | 1.574 | 2.05 | |
| 31.75 | 1-1/4 | 0.554 | 0.688 | 0.947 | 1.244 | 1.574 | 2.014 | 2.641 | |
| 38.1 | 1-1/2 | 0.667 | 0.832 | 1.144 | 1.514 | 1.904 | 2.454 | 3.233 | |
| 44.5 | 1-3/4 | 1.342 | 1.774 | 2.244 | 2.894 | 3.5 | |||
| 50.8 | 2 | 1.549 | 2.034 | 2.574 | 3.334 | 4.03 | |||
| 63.5 | 2-1/2 | 1.949 | 2.554 | 3.244 | 4.214 | 5.13 | |||
| 76.2 | 3 | 2.345 | 3.084 | 3.914 | 5.094 | 6.19 | |||
| 88.9 | 3-1/2 | 2.729 | 3.609 | 4.584 | 5.974 | 7.27 | |||
| 101.6 | 4 | 4.134 | 5.254 | 6.854 | 8.35 | ||||
| 114.3 | 4-1/2 | 4.654 | 5.924 | 7.734 | 9.43 |
ASTM A213 Toleranzen, Außendurchmesser, Wanddicke und Länge
Kaltgefertigte nahtlose Rohre
| OD | OD-Toleranz | OD-Toleranz | WT-Toleranz | WT-Toleranz | Längentoleranz | Längentoleranz |
|---|---|---|---|---|---|---|
| Mm | Über | Unter | Über | Unter | Über | Unter |
| Unter 25,4 | 0.1016 | 0.1016 | +20 | -0 | 3.175 | 0 |
| 25.4-38.1 Einschließlich | 0.1524 | 0.1524 | +20 | -0 | 3.175 | 0 |
| 38.1-50.8 Ausgeschlossen | 0.2032 | 0.2032 | +22 | -0 | 3.176 | 0 |
| 50,8-63,5 Ausgeschlossen | 0.254 | 0.254 | +22 | -0 | 4.46 | 0 |
| 63.5-76.2 Excl | 0.3048 | 0.3048 | +22 | -0 | 4.76 | 0 |
| 76.2-101.6 Incl | 0.381 | 0.381 | +22 | -0 | 4.76 | 0 |
| 101.6-190.5 Incl | 0.381 | 0.635 | +22 | -0 | 4.76 | 0 |
| 190.5-228.6 Incl | 0.381 | 1.143 | +22 | -0 | 4.76 | 0 |
Warmgefertigte nahtlose Rohre
| Outside Diameter, Mm | Tolerance, Mm |
|---|---|
| OD≤101.6 | +0.4/-0.8 |
| 101.6<OD≤190.5 | +0.4/-1.2 |
| 190.5<OD≤228.6 | +0.4/-1.6 |
Warmgewalzte Wanddicke und Toleranzen
| Outside Diameter, Mm | Tolerance, % |
|---|---|
| OD≤101.6, WT≤2.4 | +40/-0 |
| OD≤101.6, 2.4<WT≤3.8 | +35/-0 |
| OD≤101.6, 3.8<WT≤4.6 | +33/-0 |
| OD≤101.6, WT>4.6 | +28/-0 |
| OD>101.6, 2.4<WT≤3.8 | +35/-0 |
| OD>101.6, 3.8<WT≤4.6 | +33/-0 |
| OD>101.6, WT>4.6 | +28/-0 |
ASTM A213 Wall Thickness Tolerances
ASTM A213 specifies Minimum wall thickness, namely, there is no mill undertolerance, only overtolerance, unless specified as average wall thickness is requied, permissible variations from the specified average wall thickness shall be +/-10 % of the specified average wall thickness for cold formed tubes.
Seamless tubing furnished to this specification shall conform to the requirements of Specification ASTM A1016/A1016M, including any supplementary requirements.
Nahtlose Rohre aus Edelstahl ASTM SA213 Chemische Zusammensetzung
| Klasse | C | Si | Mn | Cr | Ni | Mo | S | P | Fe |
|---|---|---|---|---|---|---|---|---|---|
| Max, % | Max, % | Max, % | % | % | % | Max, % | Max, % | % | |
| TP304 | 0,08 | 1,0 | 2 | 18 – 20 | 8 – 11 | – | 0,03 | 0,045 | Bal |
| TP304L | 0,035 | 1,0 | 2 | 18 – 20 | 8 – 12 | – | 0,03 | 0,045 | Bal |
| TP316 | 0,08 | 1,0 | 2 | 16 – 18 | 11 – 14 | 2 – 3 | 0,03 | 0,045 | Bal |
| TP316L | 0,035 | 1,0 | 2 | 16 – 18 | 10 – 14 | 2 – 3 | 0,03 | 0,045 | Bal |
| TP321 | 0,08 | 1,0 | 2 | 17 – 19 | 9 – 12 | – | 0,03 | 0,045 | Bal |
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