I also was in contact with Hodgdon to discuss WST. The representative did say they did not publish data for 9mm but offered this for 38 special
Hodgdon Powder Company
Cartridge Load Recipe Report - 2/24/2010
38 Special
Load Type: Pistol Powder: WST
Cartridge Information
Case: Winchester Barrel Length: 7.7"
Twist: 1:18.75" Trim Length: 1.145"
Primer: WINCHESTER SP
38 Special
Cartridge Load Data Starting Loads
Maximum Loads
Bullet Weight (Gr.) Powder Bullet Diam. C.O.L. Grs. Vel. (ft/s) Pressure Grs. Vel. (ft/s) Pressure
148 GR. HDY LHBWC WST .358" 1.160" 2.5 680 13,000 PSI 2.8 735 16,000 PSI
158 GR. CAST LSWC WST .358" 1.475" 3.3 705 12,800 PSI 3.7 770 15,700 PSI
and this for 40 S&W
Hodgdon Powder Company
Cartridge Load Recipe Report - 2/24/2010
40 S&W
Load Type: Pistol Powder: WST
Cartridge Information
Case: Hornady Barrel Length: 4"
Twist: 1:16" Trim Length: .845"
Primer: WINCHESTER SP
40 S&W
Cartridge Load Data Starting Loads
Maximum Loads
Bullet Weight (Gr.) Powder Bullet Diam. C.O.L. Grs. Vel. (ft/s) Pressure Grs. Vel. (ft/s) Pressure
135 GR. NOS JHP WST .400" 1.125" 5.5 1089 27,900 PSI 5.9 1143 31,200 PSI
155 GR. HDY XTP WST .400" 1.125" 4.6 957 25,400 PSI 5.3 1039 32,500 PSI
165 GR. SIE JHP WST .400" 1.125" 4.5 916 26,400 PSI 5.1 995 33,300 PSI
180 GR. HDY XTP WST .400" 1.125" 3.9 830 28,300 PSI 4.3 888 32,400 PSI
200 GR. HDY XTP WST .400" 1.125" 3.0 654 25,300 PSI 3.4 733 31,100 PSI
I didn't inquire about other calibers because I am not fortunate enough to own a 1911, yet.