MS27225C
Braze.
Steel: Braze at points J in accordance with AWS C3.4, AWS C3.5, AWS C3.6, or AWS C3.7. Aluminum: Braze at points J in accordance with SAE-AMS2672.
Titanium: Braze at points J. Heat treatment:
Steel: Heat treat in accordance with SAE-AMS-H-6875 after braze so that Rockwell hardness of nipple is C-25.
Aluminum: Heat treat in accordance with SAE-AMS2770, condition T6, after braze. Titanium: Heat treatment in accordance with SAE-AMS2801, temper STA900, after braze.
PIN example:
MS 27225 -4 CZ
Material/finish designator, see table I Dash number on figure I
Specification number
MS prefix
TABLE I. Code for material and finish.
Code |
Dash size |
Material/finish |
CC |
-4 through -6 |
Carbon Steel - cadmium plating |
CZ |
-4 through -6 |
Carbon steel - zinc plating |
SS |
-4 through -6 |
Corrosion resistant steel - N/A |
AA |
-8 through -32 |
Aluminum - anodic coating |
TA |
-4 through -32 |
Titanium - anodized or fluoride phosphated. |
To the users of this document, it is recommended that the use of carbon steel material with cadmium plating be used only when the other materials and finishes specified in this document cannot meet performance requirements.
Identification of product. The PIN and the manufacturer's Commercial and Government Entity (CAGE) Code or trademark shall be permanently marked on the assembly, see figure 1, or marked on a removable tag securely attached to the assembly.
Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect to the previous issue, due to the extent of the changes.
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