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ASTM A 335 |
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ASTM A335 is a ASTM standard specifies Seamless Ferritic Alloy Steel Pipe for High-Temperature Service. ASTM A335 pipe ordered to this specification shall be suitable for bending and similar forming operations, and for fusion welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.
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ASTM A335 P11 alloy pipe |
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ASTM A335 P11 is the part of ASTM A335, the pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. |
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ASTM A335 P22 alloy pipe |
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ASTM A335 P22 is the part of ASTM A335, the pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. |
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ASTM A335 P9 alloy pipe |
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The range of ASTM A335 P9 seamless alloy steel pipe sizes that may be examined by each method shall be subjected to the limitations.
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ASTM A335 P91 alloy pipe |
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ASTM A335 P91 is the part of ASTM A335, the pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. |
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ASTM A335 P92 alloy pipes |
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ASTM A335 P92 pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. |
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ASTM A213 T9 alloy pipes |
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ASTM A213 T9 is the part of ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.
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Mainly Grade of ASTM A335:
ASTM A335 P11, P22, P5, P9, P91, P92
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Chemical Composition (%) for the main grade
Grade
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C
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Mn
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P, S, max
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Si
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Cr
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Mo
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P11
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0.05-0.15
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0.30-0.60
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0.025
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0.50-1.00
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1.00-1.50
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0.44-0.65
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P22
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0.05-0.15
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0.30-0.60
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0.025
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0.50 max
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1.90-2.60
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0.87-1.13
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P5
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0.15 max
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0.30-0.60
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0.025
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0.50 max
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4.00-6.00
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0.45-0.65
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P9
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0.15 max
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0.30-0.60
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0.025
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0.25-1.00
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8.00-10.00
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0.90-1.10
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P91
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0.08-0.12
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0.30-0.60
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0.020/0.010
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0.20-0.50
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8.00-9.50
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0.85-1.05
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V 0.18-0.25
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N 0.03-0.07
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Ni 0.40 max
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Al 0.02 max
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Nb 0.06-0.10
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Ti 0.01 max
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P92 |
0.07-0.13
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0.30-0.60
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0.020/0.010
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0.50 max
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8.50-9.50
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0.30-0.60
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V 0.15-0.25
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N 0.03-0.07
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Ni 0.40 max
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Al 0.02 max
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Nb 0.04-0.09
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W 1.50-2.00
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B 0.001-0.006
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Ti 0.01 max
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Zr 0.01 max
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Heat Treatment Requirements
Grade |
Heat Treatment Type
P5, P9, P11, and P22 |
Normalizing Temperature Range F [C] |
Subcritical Annealing or Tempering
Temperature Range F [C] |
P5 (b,c) |
Full or Isothermal Anneal |
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Normalize and Temper |
***** |
1250 [675] |
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Subcritical Anneal (P5c only) |
***** |
1325 – 1375 [715 - 745] |
P9 |
Full or Isothermal Anneal |
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Normalize and Temper |
***** |
1250 [675] |
P11 |
Full or Isothermal Anneal |
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Normalize and Temper |
***** |
1200 [650] |
P22 |
Full or Isothermal Anneal |
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Normalize and Temper |
***** |
1250 [675] |
P91 |
Normalize and Temper |
1900-1975 [1040 - 1080] |
1350-1470 [730 - 800] |
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Quench and Temper |
1900-1975 [1040 - 1080] |
1350-1470 [730 - 800] |
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Main Export Market
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- Eastern Europe
- North America
- Mid East/Africa
- Central/South
- America
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- Asia
- Western Europe
- Australasia
- UAE
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Sales Locations
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- Portugal
- Spain
- Brazil
- Chile
- Venezuela
- Costa Rica
- USA
- Canada
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- U.A.E
- Oman
- Saudi Arabia
- Qatar
- Bahrain
- Egypt
- Turkey
- Singapore
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- Thailand
- Malaysia
- Indonesia
- Poland
- Italy
- Angola
- Sri Lanka
- Russia
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