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Old 10-17-2019, 03:40 PM
YYC338 YYC338 is offline
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Quote:
Originally Posted by Faststeel View Post
140gr is a 140gr, you don't need specific data for TBB bullets
Not exactly true. Monometal bullets (Barnes x bullet, etc) have a much longer contact surface than a cup and core bullet of the same weight and don't operate at the same pressures for a given powder type and weight.

They need to be treated differently
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