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True-Flite Rockwell tests

The below tests were performed privately and independently in New Zealand, 2012.

COMPARISON OF 416R BARREL STEEL HARDNESS
 
 
BARREL             BATCH                        TEST 1                      TEST2
Douglas                                                         22.8                            22.6
Shilen                                                            26.6                            26.3
Shilen                                                            26.3                            26.1
Hart                                                               26.8                            27.1
Krieger                                                           27.3                            27.3
Bartlein                                                          32.0                            31.5
Maddco                                                          25.5                            25.1
Vulcan                                                            25.2                            25.3
Vulcan                                                            28.8                            28.6
 
 
Trueflite                     17                                24.5                            24.7
 
Grant Lovelock takes ownership of True-Flite in 2007. Lovelock barrels tested below:
 
Trueflite                     18                                28.0                            27.9
Trueflite                     24                                26.8                            28.0
Trueflite                     25                                27.3                            26.1
Trueflite                     27                                28.1                            28.0
 
 
Trueflite 1                  27                                28.9                            28.2
Trueflite 2                  27                                28.5                            28.8
Trueflite 3                  27                                28.4                            28.1
 
 
 
TESTER:   Acco-Wilson Model 4JR, diamond penetrator with a 150kg load.
                        All results are in Rockwell C.  Ambient temperature = 20°C

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ABOUT US

We are a small family run business, based out of Taranaki, New Zealand, who specialize in cartridge research and testing ... read more

NATHAN FOSTER’S RESEARCH HAS BEEN USED BY:

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ABOUT US

We are a small, family run business, based out of Taranaki, New Zealand, who specialize in cartridge research and testing, and rifle accurizing.

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