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ECSS-Q-ST-70-46C

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<strong>ECSS</strong>‐Q‐<strong>ST</strong>‐<strong>70</strong>‐<strong>46C</strong><br />

31 July 2008<br />

Figure 4‐2: Location of microsections for metallurgical examination<br />

Figure 4‐3: Area Z delimiting interruptions in grain flow in the head‐to‐shank<br />

region<br />

Figure 4‐4: Example of a regular grain flow in a threaded surface<br />

17

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