ASTM A213 TP347 Heat Resistant Stainless Steel Seamless Tube
347 Stainless Steel Seamless Pipe - We are one of the leading exporter, manufacturers and Suppliers in all Stainless Steel Seamless & ERW Pipes of Grades 304, 304L, 316, 316L, 321, 309, 310, 316 Ti, Duplex and also Hastealloy Pipes.
347 Stainless Steel Pipe uses columbium as a stabilizing element to maximize its principal feature: resistance to inter granular corrosion.
Welding 347 Stainless Steel Pipe may be welded by all commonly used fusion and resistance methods.
Benefits of 347 Stainless Steel
Ideal for high temperature service
Overcomes sensitization and inter granular corrosion concerns
Excellent mechanical properties
A high carbon version (347H) is also available
Table 1. Composition ranges for 347 grade of stainless steels.
|
Grade
|
|
C
|
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
|
|
347
|
Min Max |
- 0.08 |
2.00 |
0.75 |
0.045 |
0.030 |
17.0 19.0 |
- |
9.0 12.0 |
- |
|
Table 2. Mechanical properties of 347 grade stainless steels.
|
Grade |
Tensile Str |
Yield Str |
Elong |
Hardness |
|
|
Rockwell B (HR B) max |
Brinell (HB) max |
||||
|
347 |
515 |
205 |
40 |
95 |
217 |
