![]() |
|||||||
Product Name: | ASTM A335 Seamless ferritic alloy steel pipe | ||||||
Application: | power generation industry , petro-chemical industry,shipbuilding high temperature pipe system.with good tensile strength,corrosion resistance and high-temperature strength. | ||||||
Product NO: | NPS(DN) | wall thickness(OVER) | wall thickness(UNDER) | ||||
inch | mm | inch | mm | inch | mm | ||
MFVE406-ASTM01 | 1/8 to 1-1/2 | 6-40 | 1/64 (0.015) | 0.4 | 1/64 0.015) | 0.4 | |
MFVE406-ASTM02 | 1-1/2 to 4 | 40-100 | 1/32 (0.031) | 0.8 | 1/32 (0.031) | 0.8 | |
MFVE406-ASTM03 | 4 to 8 | 100-200 | 1/16 (0.062) | 1.6 | 1/32 (0.031) | 0.8 | |
MFVE406-ASTM04 | 8 to 12 | 200-300 | 3/32 (0.093) | 2.4 | 1/32 (0.031) | 0.8 | |
MFVE406-ASTM05 | over 12 | over 300 | ��1�� of the specified outside diameter | ||||
Grade | P5, P9, P11, and P22 | ||||||
Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or Tempering Temperature Range F [C] | |||||
P5 (b,c) | Full or Isothermal Anneal | ***** | ***** | ||||
Normalize and Temper | 1250 [675] | ||||||
Subcritical Anneal (P5c only) | 1325 - 1375 [715 - 745] | ||||||
P9 | Full or Isothermal Anneal | ***** | 1250 [675] | ||||
Normalize and Temper | |||||||
P11 | Full or Isothermal Anneal | ***** | 1200 [650] | ||||
Normalize and Temper | |||||||
P22 | Full or Isothermal Anneal | ***** | 1250 [675] | ||||
Normalize and Temper | |||||||
P91 | Normalize and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] | ||||
Quench and Temper | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] | |||||
Elogation Requirements | |||||||
Calculated Minimum Elongation Values, Elongation in 2 in. or 50 mm, min % | |||||||
Wall Thickness | P5, P9, P11, P22 | P91 | |||||
in. | mm | Longitudinal | Transverse | Longitudinal | |||
5/16 (0.312) | 8 | 30 | 20 | 20 | |||
9/32 (0.281) | 7.2 | 28 | 19 | 19 | |||
1/4 (0.250) | 6.4 | 27 | 18 | 18 | |||
7/32 (0.219) | 5.6 | 26 | �� | 17 | |||
3/16 (0.188) | 4.8 | 24 | 16 | ||||
5/32 (0.156) | 4 | 22 | 15 | ||||
7/8 (0.125) | 3.2 | 21 | 14 | ||||
3/32 (0.094) | 2.4 | 20 | 13 | ||||
1/18 (0.062) | 1.6 | 18 | 12 | ||||
Chemical Composition(�G max) | |||||||
Grade/Element | Carbon | Manganese | Phosphorous | Sulfur | Silicon | Chromium | Molybdenum |
P-5 | 0.15 max | 0.3-0.6 | 0.025 | 0.025 | 0.5 max | 4�C6 | 0.45-0.65 |
P-9 | 0.15 max | 0.3-0.6 | 0.025 | 0.025 | 0.25-1 | 8�C10 | 0.9-1.1 |
P-11 | 0.05-0.15 | 0.3-0.6 | 0.025 | 0.025 | 0.5-1 | 1�C1.5 | 0.44-0.65 |
P-22 | 0.05-0.15 | 0.3-0.6 | 0.025 | 0.025 | 0.5 max | 1.9�C2.6 | 0.87-1.13 |
P-91 | 0.08-0.12 | 0.3-0.6 | 0.02 | 0.01 | 0.2-0.5 | 8�C9.5 | 0.85-1.05 |