Tripodmvr
@tripodmvr
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Joined: May 24, 2022
Last seen: May 14, 2026
Topics: 91 / Replies: 653
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Re: Astra 9mmP

Herewith photos. Should have a low round count.

4 weeks ago
Topic
1 month ago
Replies: 6
Views: 36
Topic
Replies: 1
Views: 22
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Re: Dads Note book.

I like. Great memories.

1 month ago
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Re: How to add a new powder to GRT

Herewith conversion method for powder files - QL to GRT as from AI.Powder Name: [Enter here]Manufacturer: [Enter here]Ba (burning rate factor): [Enter...

1 month ago
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Re: How to add a new powder to GRT

The info I have in QL is exactly the figures above. I have previously invited you to send me data and I will gladly help with the BMG calcs to guide y...

1 month ago
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Re: How to add a new powder to GRT

Those steps are the burn rate calibration OBT process for your specific rifle. The propellant might burn faster in your rifle and you can then store t...

1 month ago
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Re: Tiny carry guns, today's learning.

Very interesting. Would like to see the tools in action.

1 month ago
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Re: Sus-Tac Bullets

Here are some interesting remarks about absolute pressure measuring.

1 month ago
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Re: Sus-Tac Bullets

There is a cheaper way. Do not scratch the lion's balls by staying away from high end loads. Speed data is available from the propellant companie...

1 month ago
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Re: Sus-Tac Bullets

Herewith photos of cases after proof shots.

1 month ago
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Re: Sus-Tac Bullets

Proof pressures are in the region of 70 to 80K psi. Blown primers as from about 75K psi.The norm between start and max loads is in the region of 15K p...

1 month ago
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Re: Sus-Tac Bullets

New calculated figures.69.85gr - 3012fps Pres 61K psi Node 4 1/267gr    - 2893fps Pres 54K psi Node 5In QL I adjust the burning rate. GRT ha...

1 month ago
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Re: Sus-Tac Bullets

Check the info you sent me. I just read in the file. Will however change the data and recalculate.

1 month ago
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