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Rifles, Reloading, Optics, Equipment
Rifles, Bullets, Barrels & Ballistics
New barrel, 270WBY or 7mm STW
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<blockquote data-quote="fan300mag" data-source="post: 311090" data-attributes="member: 12505"><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">hello</span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">I have a rifle weatherby mark v cal 270wby, made in Japan, so, I used it a lot, and now the barrel already needs to be changed; now the situation is: repeat the cal. 270wby or change of cal. 7mm STW. </span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">I´d two barrels shilen select match stainless steel one in 270 1-10 and one in 7mm 1-9.25, blanks, also i had 2 barrels dowglas primiun 1-10, blank also. </span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">My 270wby using powder 7828 and 130grs nosler bt, it gets 3400-3450fps, with very good precision.</span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">So the 7mm STW using 140grs nosler bt and powder 7828, gave me almost the same velocity 3400-3450fps. but with almost 8,0 grs more of powder. </span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">now the cal. 7mm has the advantage to use bullets as heavies as the 175grs and the 270 has the 160grs, but i use the rifles for mountain hunting, for which the weight of the bullets to use rank in cal. 7mm of the 140-154grs and in the 270 of 130-140grs,</span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">now I had stored cases, bullets and powder to use in the two calibers, alone serious question to define for which caliber???. </span></span></p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">the rifles that at present have are: 240wby, 257roberts, 257wby, 270/243imp, 300wby x 2 and 340wby. </span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">the rifle will be used when not require the 300wby and seek something more impact that the 257wby, as for example in coues and mule deer hunting in mountains,</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">I expect its comments</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Best regards <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite6" alt=":cool:" title="Cool :cool:" loading="lazy" data-shortname=":cool:" /></span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">G. Ayala</span></span></p></blockquote><p></p>
[QUOTE="fan300mag, post: 311090, member: 12505"] [FONT=Times New Roman][SIZE=3]hello[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]I have a rifle weatherby mark v cal 270wby, made in Japan, so, I used it a lot, and now the barrel already needs to be changed; now the situation is: repeat the cal. 270wby or change of cal. 7mm STW. [/FONT][/SIZE] [SIZE=3][FONT=Times New Roman][/FONT][/SIZE] [SIZE=3][FONT=Times New Roman]I´d two barrels shilen select match stainless steel one in 270 1-10 and one in 7mm 1-9.25, blanks, also i had 2 barrels dowglas primiun 1-10, blank also. [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]My 270wby using powder 7828 and 130grs nosler bt, it gets 3400-3450fps, with very good precision.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]So the 7mm STW using 140grs nosler bt and powder 7828, gave me almost the same velocity 3400-3450fps. but with almost 8,0 grs more of powder. [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]now the cal. 7mm has the advantage to use bullets as heavies as the 175grs and the 270 has the 160grs, but i use the rifles for mountain hunting, for which the weight of the bullets to use rank in cal. 7mm of the 140-154grs and in the 270 of 130-140grs,[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]now I had stored cases, bullets and powder to use in the two calibers, alone serious question to define for which caliber???. [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]the rifles that at present have are: 240wby, 257roberts, 257wby, 270/243imp, 300wby x 2 and 340wby. [/FONT][/SIZE] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]the rifle will be used when not require the 300wby and seek something more impact that the 257wby, as for example in coues and mule deer hunting in mountains,[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]I expect its comments[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Best regards :cool:[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]G. Ayala[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [/QUOTE]
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New barrel, 270WBY or 7mm STW
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