80mm at 1000 yards for 2630 feet/sec muzzle velocity,armor 30 degree slope.(Bovington tank museum tables),full caliber ammunition.PanzerKing wrote:I thought the max penetration for a British 57mm gun was 78mm?davethelight wrote:Hello Hein.
I would not have thought a 6 pounder would have the power to penetrate a Porsche KT on the side of it's turret. I'm no expert, but I thought the 6 pounder shell was only about 57milimetres wide, and the armour on the side of Porsche KT was about 80 milimetres thick, and sloped.
Am I mistaken?
► Destroyed and battle damaged AFVs
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Hi Ultramagnus,
Here's an interesting map
Armor Penetration of American Weapons
Thickness of Armor penetrated at 30degrees angle at
Weapon Shell Weight Muzzle 100m 500m 1000m 1500m 2000m
Velocity
.30 MG 0.01kg (MG) 780m/s 7 1 - - -
.50 MG 0.04kg (HMG) 884m/s 13 7 3 - -
37mm L/45 0.685kg(AP) 762m/s 50 36 22 19 -
37mm L/53 0.87kg (AP) 885m/s 60 53 41 30 -
0.87kg (APCBC) 885m/s 58 52 45 38 -
57mm L/50 2.9kg (AP) 820m/s 117 90 74 52 40
2.83kg (APCBC) 853m/s 89 80 72 60 52
75mm L/28 6.77kg (AP) 567m/s 66 60 52 44 35
6.31kg (APCBC) 589m/s 64 60 54 50 44
75mm L/37 6.77kg (AP) 701m/s 71 65 60 54 48
6.5kg (APCBC) 588m/s 86 75 61 49 40
3.8kg (APCR) 869m/s 133 115 93 75 57
76mm L/52 6.77kg (AP) 793m/s 122 107 89 73 60
7kg (APCBC) 793m/s 97 93 87 80 72
4.26kg (APCR) 1,036m/s 174 155 131 111 91
76mm L/55 6.77kg (AP) 800m/s 125 110 91 75 61
7kg (APCBC) 800m/s 100 94 89 81 76
4.26kg (APCR) 1,045m/s 181 160 135 114 93
105mm L/22 13.3kg (HEAT) 381m/s 102 102 102 102 -
Bazooka M1 1.5kg (HEAT) 100 - - - -
M9A1 ATRG 0.6kg (HEAT) 80 - - - -
AP Armor Piercing
APCBC Armor Piercing Capped Ballistic-Cap
APCR Armor Piercing Composite Rigid
APDS Armor Piercing Discarding-Sabot
HEAT High Explosive Anti Tank
Thanks to Mr Fibble...
Here's an interesting map
Armor Penetration of American Weapons
Thickness of Armor penetrated at 30degrees angle at
Weapon Shell Weight Muzzle 100m 500m 1000m 1500m 2000m
Velocity
.30 MG 0.01kg (MG) 780m/s 7 1 - - -
.50 MG 0.04kg (HMG) 884m/s 13 7 3 - -
37mm L/45 0.685kg(AP) 762m/s 50 36 22 19 -
37mm L/53 0.87kg (AP) 885m/s 60 53 41 30 -
0.87kg (APCBC) 885m/s 58 52 45 38 -
57mm L/50 2.9kg (AP) 820m/s 117 90 74 52 40
2.83kg (APCBC) 853m/s 89 80 72 60 52
75mm L/28 6.77kg (AP) 567m/s 66 60 52 44 35
6.31kg (APCBC) 589m/s 64 60 54 50 44
75mm L/37 6.77kg (AP) 701m/s 71 65 60 54 48
6.5kg (APCBC) 588m/s 86 75 61 49 40
3.8kg (APCR) 869m/s 133 115 93 75 57
76mm L/52 6.77kg (AP) 793m/s 122 107 89 73 60
7kg (APCBC) 793m/s 97 93 87 80 72
4.26kg (APCR) 1,036m/s 174 155 131 111 91
76mm L/55 6.77kg (AP) 800m/s 125 110 91 75 61
7kg (APCBC) 800m/s 100 94 89 81 76
4.26kg (APCR) 1,045m/s 181 160 135 114 93
105mm L/22 13.3kg (HEAT) 381m/s 102 102 102 102 -
Bazooka M1 1.5kg (HEAT) 100 - - - -
M9A1 ATRG 0.6kg (HEAT) 80 - - - -
AP Armor Piercing
APCBC Armor Piercing Capped Ballistic-Cap
APCR Armor Piercing Composite Rigid
APDS Armor Piercing Discarding-Sabot
HEAT High Explosive Anti Tank
Thanks to Mr Fibble...
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British 57mm APCBC penetrated slightly more than american M86 APCBC-HE at about the same velocity because it didn't have inert explosive filler.97mm FH armor at 0 degree for british gun and 91mm for american at 1000 meters.hein wrote:Hi Ultramagnus,
Here's an interesting map
Armor Penetration of American Weapons
Thickness of Armor penetrated at 30degrees angle at
Weapon Shell Weight Muzzle 100m 500m 1000m 1500m 2000m
Velocity
.30 MG 0.01kg (MG) 780m/s 7 1 - - -
.50 MG 0.04kg (HMG) 884m/s 13 7 3 - -
37mm L/45 0.685kg(AP) 762m/s 50 36 22 19 -
37mm L/53 0.87kg (AP) 885m/s 60 53 41 30 -
0.87kg (APCBC) 885m/s 58 52 45 38 -
57mm L/50 2.9kg (AP) 820m/s 117 90 74 52 40
2.83kg (APCBC) 853m/s 89 80 72 60 52
75mm L/28 6.77kg (AP) 567m/s 66 60 52 44 35
6.31kg (APCBC) 589m/s 64 60 54 50 44
75mm L/37 6.77kg (AP) 701m/s 71 65 60 54 48
6.5kg (APCBC) 588m/s 86 75 61 49 40
3.8kg (APCR) 869m/s 133 115 93 75 57
76mm L/52 6.77kg (AP) 793m/s 122 107 89 73 60
7kg (APCBC) 793m/s 97 93 87 80 72
4.26kg (APCR) 1,036m/s 174 155 131 111 91
76mm L/55 6.77kg (AP) 800m/s 125 110 91 75 61
7kg (APCBC) 800m/s 100 94 89 81 76
4.26kg (APCR) 1,045m/s 181 160 135 114 93
105mm L/22 13.3kg (HEAT) 381m/s 102 102 102 102 -
Bazooka M1 1.5kg (HEAT) 100 - - - -
M9A1 ATRG 0.6kg (HEAT) 80 - - - -
AP Armor Piercing
APCBC Armor Piercing Capped Ballistic-Cap
APCR Armor Piercing Composite Rigid
APDS Armor Piercing Discarding-Sabot
HEAT High Explosive Anti Tank
Thanks to Mr Fibble...
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http://www.junobeach.org/e/4/can-tac-arm-ger-e.htm
Pz. Kpfw. VI Tiger II tank of the Wehrmacht near Vimoutiers, France, 1944

http://www.battlefield.ru/library/books ... sses6.html
and
http://www.gamespages.net/cgi-bin/forum ... 6&2452&181
regards
A

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One of this rare vehicles was found in Iraq during last war. Who said what Rommel's tanks didn't reach Middle East?bryson109 wrote:The name of the vehicle is the, 10.5 cm LeFH18(sf) auf Geschutzagen 39H(f), 48 Lorraine Schlper chassis were converted to caryy the 10.5 cm LeFH18. They were issued to the 8th Panzerartillerie Abt. serving in France and saw action in 1944.

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