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4 C# g; [4 X7 Y$ B& S3 I* z" z& m. zAR¨t¦C¸òM16,M4³£¦³¬Û·í°ªµ{«×ªº¼Ò²Õ¤Æ³]p,©Ò¥H°ò¥»¤W¦UÓ¼t®a³£¥i¥H®Ú¾Ú³W®æ¨Ó»s³yAR¨t¦Cªº¹s¥ó,©Ò¥H´«¥y¸Ü»¡¡A°ò¥»¤W©Ò¦³ARªº¹s¥ó³£¬O¥i¥H¤¬¬Û¥æ´«¨Ó¨Ï¥Îªº.
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LMT = LMT, Lauer(old), DS Arms, PWA, Eagle, Knights Armament, Barrett, Bushmaster (?)
9 C- b; R* h1 m# t) [CMT = Stag, RRA, High Standard, Noveske (old), Century (current), Global Tactical, CLE, S&W, MGI (1st batch), Wilson Tactical, (some?) Colt, Ratworx3 v$ O# X# I4 i8 I
LAR = Grizzly, Bushmaster (L Prefix), Ameetech, (?)DPMS, CMMG, Double Star, Fulton, Spike's Tactical, Noveske (new)
& s! K2 [. T. Q" b7 g# v! E) O# ]MMS = Mega, Gunsmoke, Dalphon, POF (forged), Alexander Arms, Stinger, Spike's Tactical(old)
! \0 v( F5 L4 N6 D8 o* iJVP = Double Star, LRB: ~0 b& g$ O6 E7 j/ m
Olympic = Olypmic, SGW, Tromix, Palmetto, Dalphon, Frankford, (old) Century% b( F! V6 Y1 ~5 I; \/ [3 ]
Superior = Superior Arms, Lauer (current)
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3 K8 R, J. [7 @2 m; He. M4 ramp
A3 Z4 { i" q; i3 G# Y9 Mf. ºj¾÷Á`¦¨(bolt carrier group)
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# X# e+ D* u# J- U1 e) q% DºjºÞ§÷½è:Stainless Steel¸ò¤W¤F»Ìªº4150/4140¿û§÷¬O¥Ø«eºjºÞ¥Dn¨âºØ¿û§÷³W®æ,
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¤U±³o¨Ç»s³y¼t¨Ï¥Î4150: Colt, LMT, Bushmaster and CMMG.$ R/ N" U6 p) V' h7 a2 t8 U
4140: Rock River Arms, Smith and Wesson
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Element - Weight %
! t) @; _7 P. F+ O5 X" z" W$ BC - 0.38-0.43 . h" g; ]9 U# _/ P2 |2 k: E0 k
Mn - 0.75-1.00 , g( {1 x5 ~* E' w z7 E' V
P - 0.035 (max) ; c! W2 ]% h" H) g' f
S - 0.04 (max) 5 Q. ~/ |$ Z) s" N, f
Si - 0.15-0.30
* K$ |; ^" m. q# N! nCr - 0.80-1.10 & E" @4 U) B' V
Mo - 0.15-0.25
( N- v: m7 A- y" uFe - remaining %3 _/ K" o7 w; [
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Element - Weight %
5 ^6 D+ x" l. g4 R+ A# _. jC - 0.48-0.53
( l& M2 ]' s1 A+ \) M3 I VMn - 0.75-1.00 0 B8 c* B* _0 I( o8 m: S6 f
P - 0.035 (max) # u3 _0 J' e: B
S - 0.04 (max) 5 i* J9 r, o; G( x0 {, o1 N
Si - 0.15-0.30
8 b Q# `$ E t" hCr - 0.80-1.10
' t2 P9 B$ Z, A: E1 \- v" AMo - 0.15-0.25 & R- d2 O0 m- g
Fe - remaining %
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# C0 M5 N6 u' m) k+ n fb. Áá»Ì¦bºjºÞ¤Îºj½£Chrome lining and bore:
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Hard coating chrome:¦bºjºÞ¤Îºj½£¤º¤W¤@¼h»Ì, ¥i¥H¨¾¤î¼uÃÄ¿U¿N«áªº²¸¤Æª«ù×»kºjºÞ¤Îºj½£, ¤]¥i¥HÅý®gÀ»§¹«á¤£¥²¥ß¨è²M¼äºjºÞ,(°²³]ª¬ªp¤£¤¹³\) ¦A¥[¤W»Ì¥i¥HÅýºj½£¤ñ¿û½èªººj½£§ó¬°·Æ·È,©Ò¥H¥i¥HÅý¤l¼u¤W½£¶¶¤@ÂI, ¶i¤@¨B´î¤Ö¥d¼u©Î¬OµLªk°h´ßªº±¡ªpµo¥Í.
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$ Y+ ]. W' V1 K) y" VWilliam Davis, Former Chief, Small Arms Branch recalled that, ¡§The principle problem was a failure to chrome plate the chamber. That was the cause of the serious malfunctions that caused the controversy in Vietnam.¡¨
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µ²½×: get the barrel with chrome lined and bore if you can!: \+ r9 v8 D U# \/ L
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