Thanks guys for your input, I did some digging and came across Dr Drew Hause's site with these:
Modern Factory 12g Target Load Pressures
FPS PSI
Factory reported
RST (2016)
12g
Ultra Lite 2 1/2” 3/4 oz. 1125 4400
Falcon Lite 2 1/2” 7/8 oz. 1200 5400
Maxi Lite 2 1/2” 1 oz. 1125 5700
Premium Grade Pheasant 2 3/4” 1 1/4 oz. 1200 7800
16g
Ultra Lite 2 1/2” 3/4 oz. 1100 4600
Best (2010 - replaced by Falcon) 2 1/2” 7/8 oz. 1125 7720
20g
Ultra Lite 2 1/2” 3/4 oz. 1100 6000
Falcon Lite 2 1/2” 7/8 oz. 1125 7200
Kent/Gamebore English Field 12g
http://www.firearmservice.com/shopsi...ml/page19.html
2 1/2” 1 oz. Traditional Paper 1295 6526
2 1/2” 1 oz. Pure Gold 1295 7832
2 1/2” White Gold XLR 21gm (3/4 oz.) 1250 7975
In 2018, Kent introduced the Elite Low Recoil-Training 12g, 2 1/2”,
3/4 oz., #8, at 1200 fps; product code #E122L20-8.
Rio 12g 2 3/4”
TLT28SUB 1 oz. 1050 6900
TLSK28 & TLT28 1 oz. 1210 7900
B&P 12g 2 3/4”
Competition One 24 gr. = about 7/8 oz. 1160 7252
Competition One 28 gr. = about 1 oz. 1160 8122
2016
http://www.baschieri-pellagri.com/en...1/1/index.aspx
Convert BAR to PSI
http://www.convertunits.com/from/bar/to/psi
Kent - Gamebore
Non-toxic 12g 2016
Bismuth 2 1/2” @ 1400 fps 1 1/16 oz. - 9800 psi; 1 1/8 oz. - 10,000 psi
http://gamebore.com/uk/cartridge/gam...mebore-Bismuth
Tungsten Impact 2 3/4” @ 1400 fps, 1 1/4 oz. - 9900 psi; 1 3/8 oz. - 11400
http://gamebore.com/uk/cartridge/game/12g-impact
Kent Elite 2018
http://kentgamebore.com/wp-content/u...talog-2018.pdf
2 1/2” 12g E122L20-8 Training Target 3/4 oz. at 1200 fps; 6700 psi
2 3/4” 12g E12L24-8 7/8 oz. at 1200 fps
http://www.huntstuff.com/products/Ke...0training.html
12g Independent testing
RST Falcon Lite 7/8 oz. 1214 5520
Estate Super Sport Competition Target 1 oz. 1192 8200
Winchester
(Note the Winchester AAHS 2-piece hull replaced the AA CF hull in 2004
and may have slightly higher pressures)
‘Low noise Low recoil’ 15/16 oz. AA12FL 980 6,200
Old AACF Xtra-Lite 1 oz. WAAL12 1,190 8,000
New AAHS Xtra-Lite Target 1 oz. AAL12 1,180 8,760
Old AA 3 Dr. Eq. 1 1/8 oz. Trap WW12AAP 1,200 9,600
Now listed as WAAM12
Super-Target 1 oz. TRGTL12 1,200 10,440
Super Sport Sporting Clays 1 1/8 oz. AASC12 1,360 11,660
Remington
Premier Nitro STS Sporting Clays 1 1/8 12NSC 1,320 10,160
12g Herters for Cabela’s 2016 by Cheddite, Italy
http://www.chedditeitaly.com/en/index.php
Field & Target 1 oz. 1290
Select Field Dove & Quail 1 oz. 1250
Target Low Recoil 1 oz. 1060 9,200 (tested)
A list of loads with shot and fps, but no pressures, including Hull, Eley, Lyalvale Express, Rio, Fiocchi, Gamebore & RC
http://www.justcartridges.com/cartridge-info/
Hull offers a “Subsonic (less than 1,126 fps) Very Low Recoil” 1 oz. 2 1/2” load.
Threaded Mode