TangoTwoBravo
Army.ca Veteran
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Apologize in advance for a long and winding post...
One problem with having some tanks with "tank killing guns" and others with "bunker-busters" is what happens when one meets an opponent of the wrong type? I beleive that both German and British tank units in early WWII had "close support" tanks mixed in with tanks with higher velocity "tank killing" guns. The early war German tank company had a platoon of Mk IVs with the short 75mm to fire HE and two platoons with Mk IIIs with 37mm and then 50m guns to deal with tanks. The Brits tended to have "close support" tanks with low velocity but larget calibre guns in the Sqn HQ and the rest of the tanks had guns that fired only AP (mostly 40mm I believe).
I don't think that either found the arrangement completely satisfatory, as the complexities of close combat mean can make it hard to rely on having exactly the right tank in the right place at the right time. It is a specialized case, but I studied the Dieppe raid from a tank perspective several years ago. Most of the Churchills were armed with 6 pdrs, well suited for engaging the German tanks of the time but lacking HE ability. There were some Chuchchills armed with close support guns (3 inchers in the hull I believe) in the Sqn HQs. Unfortunately (buried among many misfortunes), the CS versions didn't make it off the beach. Many of the 6 pdr versions did make it off the beach to the esplanade, but their guns were not suited to the types of targets they faced (buildings, bunkers etc). This would not have changed the ultimate outcome of the raid, but at least the force would have had some more fire support if all Churchills had had dual pupose armament (later Churchills had the dual purpose 75mm gun).
Continuing this Dieppe tangent, one direct outcome from an armoured perspective was the AVRE, which mounted a short ranged demolition gun very well suited to dealing with bunkers, buildings and obstacles. The Germans developed the Brumbar (a turretless Mk IV with a 150mm short ranged assault gun) out of their Stalingrad experience, and kept these as higher level assets. My take is that you have most of your tanks "all-purpose", while maintaining some specialized armour to deal with special situations and tasked them out accordingly.
German tank companies by 1944 would have one type of tank (either MkIVH with a long 75mm or a Panther with an even longer 75mm). Both had dual purpose rounds. The Brits and US still had various "close support" tanks with large calibre guns but most tanks were able to engage both types of targets, although most Shermans had trouble with German tanks. US Armor was handicaped by doctrinal dogmatism that saw tanks engaging soft targets and tank destroyers killing enemy tanks. Sounded good on paper but it did not work very well in practice. The Brits and Canadians had the Sherman Firefly with the 17 pdr mixed in to their Sqns and Tps to give some added AT punch. The ratio and organization of Firefly to normal Sherman evolved throughout the Normandy and North West Europe campaign, but in general terms the 75mm Shermans would deal with soft-targets and the 17 pdrs would deal with Panthers and other nasties. If they could have, would they have gone with all-Firefly?
Looking at Iraq today, one could be tempted to opt for the late-war British/Canadian tank sqn. Most tanks would have guns optimized for infantry targets, with some specialized for dealing with the odd enemy AFV. What happens, however, in five years when that tank company has to face an opponent who has mostly MBTs? If we want flexibility then perhaps we seek it through specialized ammunition as opposed to specialized guns.
Perhaps I am stuck in 1944 (it sure looks that way sometimes). Still, a force of M1A2s (or its Euro/Brit cousins) with access to SABOT and MPAT can engage a wide variety of targets in a wide variety of terrains. Extreme close range will always be a problem. Perhaps we do examine a new AVRE with a monster demolition gun to deal with bunkers. I would still have every tank up front armed for dual-purpose. You can't always pick your opponents and the enemy has a say. Would we be happy with an infantry section or platoon that had to rely on other assets to deal with armour?
To link with our threads on "ISTAR thresholds", if we have greater uncertainty then we need greater flexibility in our front-line systems seeking contact with the enemy. They guys up front need to be as general-purpose as possible. Once we define the situation we can employ our specialzed assets to deal with particular threats.
Future tanks should be designed to be as survivable, hard hitting and versatile as possible. If it means that you can only have 100 tanks vs 200 cheaper ones I would still go for the more expensive and more capable. Easy for me to say from down here chain!
Sorry again,
2B
One problem with having some tanks with "tank killing guns" and others with "bunker-busters" is what happens when one meets an opponent of the wrong type? I beleive that both German and British tank units in early WWII had "close support" tanks mixed in with tanks with higher velocity "tank killing" guns. The early war German tank company had a platoon of Mk IVs with the short 75mm to fire HE and two platoons with Mk IIIs with 37mm and then 50m guns to deal with tanks. The Brits tended to have "close support" tanks with low velocity but larget calibre guns in the Sqn HQ and the rest of the tanks had guns that fired only AP (mostly 40mm I believe).
I don't think that either found the arrangement completely satisfatory, as the complexities of close combat mean can make it hard to rely on having exactly the right tank in the right place at the right time. It is a specialized case, but I studied the Dieppe raid from a tank perspective several years ago. Most of the Churchills were armed with 6 pdrs, well suited for engaging the German tanks of the time but lacking HE ability. There were some Chuchchills armed with close support guns (3 inchers in the hull I believe) in the Sqn HQs. Unfortunately (buried among many misfortunes), the CS versions didn't make it off the beach. Many of the 6 pdr versions did make it off the beach to the esplanade, but their guns were not suited to the types of targets they faced (buildings, bunkers etc). This would not have changed the ultimate outcome of the raid, but at least the force would have had some more fire support if all Churchills had had dual pupose armament (later Churchills had the dual purpose 75mm gun).
Continuing this Dieppe tangent, one direct outcome from an armoured perspective was the AVRE, which mounted a short ranged demolition gun very well suited to dealing with bunkers, buildings and obstacles. The Germans developed the Brumbar (a turretless Mk IV with a 150mm short ranged assault gun) out of their Stalingrad experience, and kept these as higher level assets. My take is that you have most of your tanks "all-purpose", while maintaining some specialized armour to deal with special situations and tasked them out accordingly.
German tank companies by 1944 would have one type of tank (either MkIVH with a long 75mm or a Panther with an even longer 75mm). Both had dual purpose rounds. The Brits and US still had various "close support" tanks with large calibre guns but most tanks were able to engage both types of targets, although most Shermans had trouble with German tanks. US Armor was handicaped by doctrinal dogmatism that saw tanks engaging soft targets and tank destroyers killing enemy tanks. Sounded good on paper but it did not work very well in practice. The Brits and Canadians had the Sherman Firefly with the 17 pdr mixed in to their Sqns and Tps to give some added AT punch. The ratio and organization of Firefly to normal Sherman evolved throughout the Normandy and North West Europe campaign, but in general terms the 75mm Shermans would deal with soft-targets and the 17 pdrs would deal with Panthers and other nasties. If they could have, would they have gone with all-Firefly?
Looking at Iraq today, one could be tempted to opt for the late-war British/Canadian tank sqn. Most tanks would have guns optimized for infantry targets, with some specialized for dealing with the odd enemy AFV. What happens, however, in five years when that tank company has to face an opponent who has mostly MBTs? If we want flexibility then perhaps we seek it through specialized ammunition as opposed to specialized guns.
Perhaps I am stuck in 1944 (it sure looks that way sometimes). Still, a force of M1A2s (or its Euro/Brit cousins) with access to SABOT and MPAT can engage a wide variety of targets in a wide variety of terrains. Extreme close range will always be a problem. Perhaps we do examine a new AVRE with a monster demolition gun to deal with bunkers. I would still have every tank up front armed for dual-purpose. You can't always pick your opponents and the enemy has a say. Would we be happy with an infantry section or platoon that had to rely on other assets to deal with armour?
To link with our threads on "ISTAR thresholds", if we have greater uncertainty then we need greater flexibility in our front-line systems seeking contact with the enemy. They guys up front need to be as general-purpose as possible. Once we define the situation we can employ our specialzed assets to deal with particular threats.
Future tanks should be designed to be as survivable, hard hitting and versatile as possible. If it means that you can only have 100 tanks vs 200 cheaper ones I would still go for the more expensive and more capable. Easy for me to say from down here chain!
Sorry again,
2B