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Categories | Stainless Steel Seamless Pipe |
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Brand Name: | YuHong |
Model Number: | ASTM A312 253MA |
Certification: | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
Place of Origin: | China |
MOQ: | 500KGS |
Price: | Negotiable |
Payment Terms: | T/T, L/C AT SIGHT |
Supply Ability: | According to Clients' requirements |
Delivery Time: | 35-60 Days (Depend on Customer's Requirements) |
Packaging Details: | Ply-wooden Cases with plastic caps |
Product Name: | Stainless Steel Seamless Pipe |
Specificatipn: | ASTM A312 / ASME SA312 |
Material: | 253MA/UNS S30815 |
O.D.: | 1/2''to 48'' |
W.T.: | SCH 5S To SCH XXS |
Surface: | Pickled&Anealed |
Length: | Fixed Length, Random Length |
End: | Plain Ends / Beveled Ends |
Company Info. |
Yuhong Group Co.,Ltd |
Verified Supplier |
View Contact Details |
Product List |
ASTM A312 253MA/UNS S30815 Stainless Steel Seamless Pipe
A312 253MA is a type of austenitic stainless steel that offers high temperature resistance and high strength. It is a combination of nickel, chromium, and nitrogen alloys that offers improved corrosion resistance and oxidation resistance compared to other austenitic stainless steels. Additionally, it also offers good weldability and formability which makes it suitable for various applications such as chemical processing, petrochemical processing, and heat exchangers. Overall, A312 253MA is an excellent choice for high-temperature applications that require corrosion and oxidation resistant properties.
Equivalent Grades of ASTM A312 253MA SS Pipe
Grade | UNS | WERKSTOFF NR. | EN | SS |
253MA(UNS S30815) | S30815 | 1.4835 | X9CrNiSiNCe21-11-2 | 2368 |
Chemical Composition of ASTM A312 253MA SS Pipe
Grade | C max | Si max | Mn max | P max | S max | Cr | Ni | Mo | N |
UNS S30815 | 0.05~0.10 | 1.4~2.0 | 0.80 | 0.030 | 0.030 | 20.0-22.0 | 10.0-12.0 | / | 0.14-0.20 |
Physical properties of ASTM A312 253MA SS Pipe
Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (mm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat | Electrical Resistivity (nW.m) | |||
0-100°C | 0-600°C | 0-1000°C | at 20°C | at 1000°C | 0-100°C (J/kg.K) | |||
7800 | 200 | 17 | 18.5 | 19.5 | 15 | 29 | 500 | 850 |
Mechanical Properties of ASTM A312 253MA SS Pipe
Tensile Str (MPa) min | Yield Str 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | |||
600 | 310 | 40 | 95 | 217 |
The key characteristics of A312 253MA include:
1. High-temperature resistance: A312 253MA can withstand high
temperatures up to 1150°C (2102°F) which makes it suitable for
high-temperature applications.
2. Corrosion resistance: It provides excellent corrosion resistance
properties, especially in high-chloride environments.
3. High strength: It has high strength properties suitable for
applications where high strength is required such as pressure
vessels.
4. Oxidation resistance: A312 253MA can resist oxidation at high
temperatures which makes it ideal for use in various furnace and
heat exchanger applications.
5. Good weldability: It has good weldability and formability which
simplifies fabrication.
6. Durability: It is highly durable and long-lasting which makes it
a cost-effective material for various applications.
Overall, A312 253MA is a versatile material that offers excellent
mechanical, corrosion resistance, and high-temperature properties
suitable for a wide range of applications.
312 253MA seamless pipes are used in a wide range of applications that require high-temperature, corrosion and oxidation resistance.
Some of its common applications include:
1. Heat Exchangers: A312 253MA seamless pipes are widely used in
heat exchanger applications due to their excellent resistance to
high-temperature oxidation and scaling.
2. Chemical Processing: The material is frequently used in the
chemical processing industry, especially for applications that
involve acidic or corrosive environments.
3. Refineries: A312 253MA seamless pipes are used in oil and gas
refineries, where it helps to resist the corrosive effects of crude
oil, fuel oils and other petrochemical products.
4. Power Generation: It is also a popular material in power
generation applications, such as power plants and thermal power
plants, due to its resistance to high-temperature and corrosive
environments.
5. Automotive exhaust systems: The material is deployed in
automotive exhaust systems, where high-temperature and corrosion
resistance make it an excellent choice for exhaust system
components.
Overall, A312 253MA seamless pipes are widely employed in
applications that require resistance to high-temperature,
corrosion, and oxidation, and is suitable for a variety of
industries, including chemical, petrochemical, oil and gas, power
generation, and automotive.
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