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904L Stainless Steel Seamless pipe, ASTM A376 ASME SA376 Seamless 904L UNS N08904 Pipes and Tubes Supplier and Distributor
Brand: A376 Pipe | SS TP904L Pipe | SUS 904L Pipe | AISI 904L Seamless Pipe | 904L Pipe | 904L Tube | 904L SS Pipe | 904L SS Tube
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MD Exports LLP Pipe has pride in providing a whole range of high-class, customizable and innovative ASTM A376 TP904L Stainless Steel EFW pipes using state-of-art technology. Our range includes ASTM A376 TP904L Stainless Steel EFW pipes, Stainless Steel Seamless pipes & Tubes, Carbon Steel Seamless Pipes & Tubes and Alloy Steel Seamless Pipes & Tubes. For more than five decades, MD Exports LLP Pipe has been serving the needs of the oil and gas industries, automotive, shipbuilding, power plants. All the supply records for most of the severe environment of ASTM A376 TP904L Stainless Steel EFW pipes & pipe line indicate that MD Exports LLP Pipe is the leader in line pipe technologies.
We have been supplying high quality ASTM A376 TP904L Stainless Steel EFW pipes with most advance technology and with most reliable quality. We place importance not just on managing material sales, but also on 'before' and 'after service'.
Spec. No. |
Title |
Scope |
ASTM A376 ASME SA376 |
Seamless Austenitic Stainless Steel Pipe for High-Temp Central-Station Service. |
Austenitic stainless steel pipe intended for high temperature and general corrosive service. Better surface than A312 pipe. |
This specification covers seamless austenitic steel pipe intended for high-temperature central-station service. The grades covered are five H grades and two nitrogen grades. Pipe may be either hot finished or cold finished, with a suitable finishing treatment. All pipes shall be furnished in the heat-treated condition unless the order specifically states that no final heat treatment shall be applied. Tensile tests, hydrostatic test, nondestructive electric tests, ultrasonic tests, eddy-current tests, tension tests, and flattening tests shall be made to conform to the requirements specified.
Scope
1. This specification covers seamless austenitic steel pipe intended for high-temperature central-station service. Among the grades covered are H grades and nitrogen grades that are specifically intended for high-temperature service.
2. Optional supplementary requirements (S1 through S10) are provided.
3. Grades TP321 and TP321H have lower strength requirements for nominal wall thicknesses greater than 3/8 in. [9.5 mm].
4. The dimensionless designators NPS (nominal pipe size) and DN (Diametre Nominel) have been substituted in this standard for such traditional terms as “nominal diameter,” “size,” and “nominal size.”
ASTM A376 Grade 202 Stainless Steel Pipe
ASTM A376 Grade 301 Stainless Steel Pipe
ASTM A376 Grade 301L Stainless Steel Pipe
ASTM A376 Grade 301LN Stainless Steel Pipe
ASTM A376 Grade 302 Stainless Steel Pipe
ASTM A376 Grade 303 Stainless Steel Pipe
ASTM A376 Grade 304 Stainless Steel Pipe
ASTM A376 Grade 304LN Stainless Steel Pipe
ASTM A376 Grade 304H Stainless Steel Pipe
ASTM A376 Grade 304L Stainless Steel Pipe
ASTM A376 Grade 304N Stainless Steel Pipe
ASTM A376 Grade 305 Stainless Steel Pipe
ASTM A376 Grade 309 Stainless Steel Pipe
ASTM A376 Grade 309S Stainless Steel Pipe
ASTM A376 Grade 310 Stainless Steel Pipe
ASTM A376 Grade 310S Stainless Steel Pipe
ASTM A376 Grade 314 Stainless Steel Pipe
ASTM A376 Grade 316 Stainless Steel Pipe
ASTM A376 Grade 316N Stainless Steel Pipe
ASTM A376 Grade 316H Stainless Steel Pipe
ASTM A376 Grade 316L Stainless Steel Pipe
ASTM A376 Grade 316LN Stainless Steel Pipe
ASTM A376 Grade 316Ti Stainless Steel Pipe
ASTM A376 Grade 316Cb Stainless Steel Pipe
ASTM A376 Grade 317 Stainless Steel Pipe
ASTM A376 Grade 317L Stainless Steel Pipe
ASTM A376 Grade 317LN Stainless Steel Pipe
ASTM A376 Grade 317LMN Stainless Steel Pipe
ASTM A376 Grade 321 Stainless Steel Pipe
ASTM A376 Grade 321H Stainless Steel Pipe
ASTM A376 Grade 330 Stainless Steel Pipe
ASTM A376 Grade 347 Stainless Steel Pipe
ASTM A376 Grade 347H Stainless Steel Pipe
ASTM A376 Grade 310 MoLN Stainless Steel Pipe
ASTM A376 Grade 904L Stainless Steel Pipe
UNS N08904, commonly known as 904L stainless steel, is a low carbon austenitic nickel-chromium stainless steel with additions of Molybdenum and copper.
Due to combination of high content of chromium, nickel, molybdenum and copper, Stainless steel 904l exhibits greater resistance to putting and crevice corrosion and to general corrosion to reducing acids.
Grade 904L stainless steel is a non-stabilized austenitic stainless steel with low carbon content. This high alloy stainless steel is added with copper to improve its resistance to strong reducing acids, such as sulphuric acid. The steel is also resistant to stress corrosion cracking and crevice corrosion. Grade 904L is non-magnetic, and offers excellent formability, toughness and weldability.
Fe, <0.02% C, 19-23% Cr, 23-28% Ni, 4-5% Mo, <2.0% Mn, <1.0% Si, <0.045% P, <0.035% S, 1.0-2.0% Cu
SS |
904L |
Ni |
23 - 28 |
Cu |
1.00 - 2.00 |
Cr |
19 - 23 |
C |
0.20 max |
Si |
1 max |
Mn |
2 max |
P |
0.045 max |
S |
0.035 max |
Mo |
4.00 - 5.00 |
Grade |
904L |
Tensile Strength (MPa) min |
490 |
Yield Strength 0.2% Proof (MPa) min |
220 |
Elongation (% in 50mm) min |
35 |
Hardness |
|
Rockwell B (HR B) max |
92 |
Grade |
UNS No |
Old British |
Euro norm |
Swedish SS |
Japanese JIS |
||
BS |
En |
No |
Name |
||||
904L |
N08904 |
904S13 |
- |
1.4539 |
X1NiCrMoCuN25-20-5 |
2562 |
- |
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) |
|||
0-100°C |
0-315°C |
0-538°C |
at 100°C |
at 500°C |
|||||
904L |
8000 |
200 |
15 |
- |
- |
13 |
- |
500 |
850 |
904L stainless steels have excellent resistance to warm sea water and chloride attack. The high resistance of grade 904L against stress corrosion cracking is due to the presence of high amounts of nickel in its composition. Moreover, the addition of copper to these grades develops resistance to sulphuric acid and other reducing agents in both aggressive and mild conditions.
The corrosion resistance of grade 904L is intermediate between super austenitic grades, with 6% molybdenum content, and standard 316L austenitic grades. Grade 904L is less resistant to nitric acid than grades 304L and 310L, which are free of molybdenum. This steel grade needs to be solution treated following cold working, to achieve maximum stress corrosion cracking resistance under critical environments.
904L stainless steels offer good oxidation resistance. However, the structural stability of this grade collapses at high temperatures, particularly above 400°C.
Grade 904L stainless steels can be solution heat-treated at 1090 to 1175°C, following by rapid cooling. Thermal treatment is suitable for hardening these grades.
Welding of grade 904L stainless steels can be performed using all conventional methods. This grade does not require pre-heat and post-weld heat treatments. Grade 904L can be subjected to hot cracking in constrained weldment. Grade 904L electrodes and rods are used for welding grade 904L steels according to AS 1554.6.
Grade 904L stainless steels are high purity steels with low sulphur content. They can be machined using any standard methods. These grades can be readily bent to a small radius under cold conditions. Although subsequent annealing is not required in most cases, it should be carried out when the fabrication is performed under severe stress corrosion cracking conditions.
Slow speeds and positive feeds will minimize this alloy's tendency to work harden and glaze. Use chip breakers where possible to overcome problems with long draggy chips.
Hot work should proceed after uniform heating to 2000-2200 F. Doe not work the material at less than 1800 F. Full annealing should follow any hot work to re attain maximum ductility and corrosion resistance.
Although higher forces are required, 904L will respond in a similar fashion to other austenitic stainless steels like 304, 316 or 317. Most common operations can be successfully performed.
1920-1990 F (1050-1090 C), rapid cooling.
This alloy does not respond to heat treatment.. It may only be hardened by cold reduction.
ASTM A376 TP904L Stainless Steel EFW pipes Packaging at MD Exports LLP Pipe Factory |
ASTM A376 TP904L Stainless Steel EFW pipes Packaging at MD Exports LLP Pipe Factory |
Packaging Details: |
There are probably hundreds of different methods for packing a pipe, and most of them have merit, but there are two principles that are vital for any method to work prevent rusting and Sea transportation security. Our ASTM A376 TP904L Stainless Steel EFW pipes packing can meet any needs of the customers. ASTM A376 TP 904L Stainless Steel EFW pipes Bundle packing |
Delivery Detail: | 7-15 days |
SS 904L (UNS N08904)
Stainless steel Seamless Pipe ASTM A 312 TP 904L PRICE : $ 18000 ~ $ 25000 USD/Ton
Stainless steel Seamless Pipe ASTM A 312 TP 904L (N08904) PRICE : $ 18000 ~ $ 25000 USD/Ton
Stainless steel Seamless Tube/Tubing ASTM A 213 TP 904L PRICE : $ 20000 ~ $ 28000 USD/Ton
Stainless steel Seamless Tube/Tubing ASTM A 269 TP 904L PRICE : $ 20000 ~ $ 28000 USD/Ton
Stainless steel Welded Pipe ASTM A 312 TP 904L PRICE : $ 18000 ~ $ 25000 USD/Ton
Stainless steel Welded Pipe ASTM A 358 TP 904L PRICE : $ 18000 ~ $ 25000 USD/Ton
Stainless steel Welded Tube/Tubing ASTM A 269 TP 904L PRICE : $ 18000 ~ $ 25000 USD/Ton
Stainless steel Welded Tube/Tubing ASTM A 249 TP 904L PRICE : $ 18000 ~ $ 25000 USD/Ton
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