T\u00f4i \u0111\u00e3 thi\u1ebft k\u1ebf l\u00f2 xo b\u1eb1ng ph\u1ea7n m\u1ec1m t\u00f4i \u0111\u00e3 t\u1ea3i xu\u1ed1ng nh\u01b0ng t\u00f4i th\u1ef1c s\u1ef1 kh\u00f4ng hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa 2 lo\u1ea1i v\u1eadt li\u1ec7u. N\u1ebfu c\u00f3 th\u1ec3, t\u00f4i mu\u1ed1n bi\u1ebft c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc nh\u01b0ng c\u00f3 h\u1eb1ng s\u1ed1 l\u00f2 xo kh\u00e1c nhau.<\/p>\n\n\n\n
Theo JISG3522, (d\u00e2y th\u00e9p piano) c\u00f3 ba lo\u1ea1i: SWP-A, B v\u00e0 V. \u0110\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1eb7c t\u00ednh khi qu\u1ea5n, \u0111\u1eb7c t\u00ednh xo\u1eafn, \u0111\u1ed9 u\u1ed1n cong, v\u1ebft n\u1ee9t, t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t, v.v. c\u1ee7a c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y \u0111\u1ec1u \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a.
V\u1ec1 \u1ee9ng d\u1ee5ng, lo\u1ea1i V \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c l\u00f2 xo c\u00f3 t\u1ea7n su\u1ea5t l\u1eb7p l\u1ea1i cao, \u0111\u1eb7c bi\u1ec7t cho c\u00e1c lo\u1ea1i l\u00f2 xo van kh\u00e1c nhau trong \u00f4 t\u00f4 v\u00e0 t\u00e0u th\u1ee7y.
Lo\u1ea1i A v\u00e0 B \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng nh\u01b0 l\u00f2 xo ly h\u1ee3p v\u00e0 l\u00f2 xo phanh \u00f4 t\u00f4, c\u0169ng nh\u01b0 c\u00e1c l\u00f2 xo cao c\u1ea5p nh\u01b0 l\u00f2 xo d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng v\u00e0 thi\u1ebft b\u1ecb t\u1eadp th\u1ec3 d\u1ee5c.
Lo\u1ea1i A c\u0169ng c\u00f3 \u1ee9ng su\u1ea5t t\u1ed1i \u0111a cho ph\u00e9p kh\u00e1 cao v\u00e0 c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh thu\u1eadn l\u1ee3i \u0111\u1ec3 ch\u1ed1ng m\u1ecfi khi ch\u1ecbu t\u1ea3i l\u1eb7p l\u1ea1i.<\/p>\n\n\n\n
Lo\u1ea1i B ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c l\u00f2 xo y\u00eau c\u1ea7u \u0111\u1ed9 b\u1ec1n k\u00e9o cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng v\u00f5ng theo thi\u1ebft k\u1ebf, nh\u01b0ng n\u00f3 k\u00e9m h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi lo\u1ea1i A v\u1ec1 \u0111\u1ed9 c\u1ee9ng, d\u1eabn t\u01a1i c\u00e1c v\u1ea5n \u0111\u1ec1 khi qu\u1ea5n.
Ngo\u00e0i ra, ng\u01b0\u1eddi ta n\u00f3i r\u1eb1ng h\u1eb1ng s\u1ed1 l\u00f2 xo kh\u00e1c nhau do s\u1ef1 thay \u0111\u1ed5i c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u00f3 l\u00e0 do c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nhau c\u00f3 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i ngang (G) kh\u00e1c nhau (G l\u00e0 1 ph\u1ea7n c\u1ee7a c\u00f4ng th\u1ee9c t\u00ednh h\u1eb1ng s\u1ed1 l\u00f2 xo).<\/p>\n\n\n\n
V\u00ed d\u1ee5: SWP-A v\u00e0 SUS304WPB (th\u00e9p kh\u00f4ng g\u1ec9).<\/p>\n\n\n\n
T\u00f4i mu\u1ed1n bi\u1ebft m\u1eadt \u0111\u1ed9, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i d\u1ecdc, \u0111\u1ed9 b\u1ec1n c\u1eaft, t\u1ef7 s\u1ed1 Poisson, \u0111i\u1ec3m t\u1edbi h\u1ea1n, \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 d\u1eabn nhi\u1ec7t, nhi\u1ec7t dung ri\u00eang v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a SWP-A v\u00e0 SWP-B.<\/p>\n\n\n\n
T\u00f4i mu\u1ed1n bi\u1ebft nh\u1eefng th\u00f4ng tin sau:<\/p>\n\n\n\n
M\u1eadt \u0111\u1ed9 c\u1ee7a SWP-C v\u00e0 SUS304WPB (g\/cm^3)<\/p>\n\n\n\n
\u30fbM\u00f4 \u0111un \u0111\u00e0n h\u1ed3i (MPa)<\/p>\n\n\n\n
\u30fb\u0110\u1ed9 b\u1ec1n c\u1eaft (MPa)<\/p>\n\n\n\n
\u30fbT\u1ef7 l\u1ec7 Poisson<\/p>\n\n\n\n
\u30fb\u0110i\u1ec3m t\u1edbi h\u1ea1n (MPa)<\/p>\n\n\n\n
\u30fb\u0110\u1ed9 b\u1ec1n k\u00e9o (MPa)<\/p>\n\n\n\n
\u30fb\u0110\u1ed9 d\u1eabn nhi\u1ec7t (W\/ (m\/K))<\/p>\n\n\n\n
\u30fbC\u00f4ng su\u1ea5t nhi\u1ec7t ri\u00eang (j\/(g\/k)) v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (\u03bcm\/(m\/oC)).<\/p>\n\n\n\n
C\u1ea3m \u01a1n c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
M\u1eadt \u0111\u1ed9, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i v\u00e0 t\u1ef7 s\u1ed1 Poisson c\u1ee7a lo\u1ea1i SWP-A v\u00e0 lo\u1ea1i B nh\u01b0 sau: 7,85[g\/cm^3] \/ 206000[N\/mm^2] \/ 0,30
\u30fb\u0110\u1ed9 b\u1ec1n c\u1eaft ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a d\u00e2y piano. N\u00f3 \u0111\u01b0\u1ee3c n\u00eau trong JIS B2704.<\/p>\n\n\n\n
\u30fb\u0110i\u1ec3m t\u1edbi h\u1ea1n kh\u00f4ng \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong JIS G3522.<\/p>\n\n\n\n
\u30fb\u0110\u1ed9 b\u1ec1n k\u00e9o \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 trong JIS G3522, nh\u01b0ng n\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng k\u00ednh d\u00e2y c\u0169ng nh\u01b0 \u0111\u1ed9 b\u1ec1n c\u1eaft.<\/p>\n\n\n\n
\u30fbV\u1ec1 \u0111\u1ed9 d\u1eabn nhi\u1ec7t v\u00e0 nhi\u1ec7t dung ri\u00eang, ch\u00fang t\u00f4i ch\u01b0a c\u00f3 d\u1eef li\u1ec7u v\u1ec1 d\u00e2y th\u00e9p piano, nh\u01b0ng c\u00e1c gi\u00e1 tr\u1ecb c\u1ee7a s\u1eaft: 83,5W\/m\u30fbK v\u00e0 0,45J\/g\u30fbK c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 tham kh\u1ea3o!<\/p>\n\n\n\n
\u30fbV\u1ec1 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t, ch\u01b0a r\u00f5 d\u1eef li\u1ec7u v\u1ec1 d\u00e2y piano, nh\u01b0ng gi\u00e1 tr\u1ecb c\u1ee7a S50C : 20-100\u00b0C = 11,5 \u00d7 10^-6\/\u00b0C, 20-200\u00b0C = 12,3 \u00d7 10^- 6\/\u00b0C c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 tham kh\u1ea3o!<\/p>\n\n\n\n
C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 tr\u1ea3 l\u1eddi v\u00e0 gi\u00fap \u0111\u1ee1 t\u00f4i.
SWP-C c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd gi\u1ed1ng nh\u01b0 SWP-A v\u00e0 SWP-B kh\u00f4ng?<\/p>\n\n\n\n
Ngo\u00e0i ra, n\u1ebfu \u0111i\u1ec3m t\u1edbi h\u1ea1n (gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i) kh\u00f4ng \u0111\u01b0\u1ee3c n\u00eau r\u00f5, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u00f3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c ph\u00e2n t\u00edch v\u1eadt li\u1ec7u?<\/p>\n\n\n\n
SWP-C kh\u00f4ng c\u00f3 trong ti\u00eau chu\u1ea9n JIS n\u00ean t\u00ednh ch\u1ea5t c\u01a1 l\u00fd s\u1ebd do ti\u00eau chu\u1ea9n c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u!<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam th\u00f4ng tin chi ti\u1ebft v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a SWP-C t\u1eeb \u0111\u00e2y: JFE Techno Wire Co., Ltd.
\u0110i\u1ec3m t\u1edbi h\u1ea1n (gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i) c\u1ee7a SWP-A v\u00e0 SWP-B kh\u00f4ng \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n JIS nh\u01b0ng ng\u01b0\u1eddi ta \u01b0\u1edbc t\u00ednh r\u1eb1ng n\u00f3 b\u1eb1ng kho\u1ea3ng 90% c\u01b0\u1eddng \u0111\u1ed9 k\u00e9o.
V\u1ec1 ph\u00e2n t\u00edch (t\u00f9y theo l\u00f4 nguy\u00ean li\u1ec7u), ch\u00fang t\u00f4i ngh\u0129 l\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o n\u1ed9i dung ph\u00e2n t\u00edch, nh\u01b0ng n\u1ebfu c\u00f3 th\u1ec3 ph\u00e2n t\u00edch \u1ee9ng su\u1ea5t \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng th\u00ec \u1ee9ng su\u1ea5t sinh ra c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch b\u1eb1ng m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i v\u00e0 t\u1ef7 s\u1ed1 Poisson?<\/p>\n\n\n\n
N\u1ebfu \u0111i\u1ec3m t\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn khi \u0111\u00e1nh gi\u00e1 \u1ee9ng su\u1ea5t th\u00ec c\u00f3 v\u1ebb ch\u1eafc ch\u1eafn r\u1eb1ng v\u1eadt li\u1ec7u s\u1ebd th\u1ef1c s\u1ef1 ph\u1ea3i ch\u1ecbu th\u1eed nghi\u1ec7m k\u00e9o.<\/p>\n\n\n\n
Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m c\u1ee7a nh\u00e0 m\u00e1y.<\/p>\n\n\n\n
SUP2 v\u00e0 SWP-A c\u00f3 kh\u00e1c nhau kh\u00f4ng? T\u00f4i \u0111\u00e3 thay l\u00f2 xo SUP2 th\u00e0nh l\u00f2 xo SWP-A.C\u00f3 s\u1ef1 thay \u0111\u1ed5i n\u00e0o trong th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng kh\u00f4ng?<\/p>\n\n\n\n
C\u1ea3m \u01a1n c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n!<\/p>\n\n\n\n
SUP2 v\u00e0 SWP-A c\u00f3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc kh\u00e1c nhau. V\u00ec v\u1eady, c\u00e1c nguy\u00ean li\u1ec7u kh\u00e1c nhau s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. N\u1ebfu b\u1ea1n th\u1eafc m\u1eafc v\u1ec1 \u0111\u1ed9 b\u1ec1n th\u00ec c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh b\u1eb1ng c\u00e1ch so s\u00e1nh t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a SUP2 v\u00e0 SWP-A, nh\u01b0ng v\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, ng\u01b0\u1eddi ta cho r\u1eb1ng SWP-A c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n.<\/p>\n\n\n\n
Th\u00e9p l\u00f2 xo lo\u1ea1i 2 (SUP2) C: 0,60-0,75; Si: 0,15-0,35, Mn: 0,30-0,60; S:<0,035; P: \u22640,035\u0110\u1ed9 b\u1ec1n k\u00e9o: \u22651128 N\/mm^2
SWP-A (\u0111i\u1ec3n h\u00ecnh: SWRS82A) C: 0,80-0,85; Si: 0,12-0,32; Mn: 0,30-0,60; S: <0,025; P: \u22640,025 \u0110\u1ed9 b\u1ec1n k\u00e9o: 1420-1570 N\/mm^2 (\u0111\u01b0\u1eddng k\u00ednh d\u00e2y \u03c610)<\/p>\n\n\n\n
Xin vui l\u00f2ng cho t\u00f4i bi\u1ebft s\u1ef1 kh\u00e1c bi\u1ec7t v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u1ee9ng su\u1ea5t.<\/p>\n\n\n\n
C\u1ea3m \u01a1n c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n.
\u0110\u1ed9 b\u1ec1n k\u00e9o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh tu\u1ed5i th\u1ecd m\u1ecfi \u0111\u1ed9ng c\u1ee7a l\u00f2 xo. JIS (Ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p Nh\u1eadt B\u1ea3n) x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi \u0111\u1ed9 c\u1ee9ng ti\u00eau chu\u1ea9n (ph\u1ea1m vi \u0111\u1ed9 b\u1ec1n k\u00e9o) \u0111\u00e1p \u1ee9ng c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc t\u1ed1i \u01b0u sau khi v\u1eadt li\u1ec7u l\u00f2 xo tr\u1ea3i qua c\u00e1c giai \u0111o\u1ea1n x\u1eed l\u00fd nhi\u1ec7t v\u00e0 ch\u1ebf bi\u1ebfn t\u1ed1i \u01b0u.
\u1ee8ng su\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi s\u1eed d\u1ee5ng t\u0129nh c\u1ee7a l\u00f2 xo. \u0110\u1ed1i v\u1edbi \u1ee9ng su\u1ea5t, d\u1ef1a tr\u00ean s\u1ef1 kh\u00e1c bi\u1ec7t trong c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a v\u1eadt li\u1ec7u v\u00e0 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, \u1ee9ng su\u1ea5t cho ph\u00e9p \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u00e0 gi\u1edbi h\u1ea1n \u0111\u00e0n h\u1ed3i c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n
Do \u0111\u00f3, ch\u00fang ta c\u1ea7n ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p v\u00e0 c\u1ed1 g\u1eafng duy tr\u00ec c\u00e1c t\u00ednh ch\u1ea5t l\u00f2 xo mong mu\u1ed1n v\u1edbi \u1ee9ng su\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u \u0111\u00f3.
N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o kh\u00e1c, vui l\u00f2ng li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i b\u1ea5t c\u1ee9 l\u00fac n\u00e0o.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 cho t\u00f4i bi\u1ebft ch\u00eanh l\u1ec7ch chi ph\u00ed gi\u1eefa SWP A, SWP B v\u00e0 SUS304 l\u00e0 bao nhi\u00eau kh\u00f4ng?<\/p>\n\n\n\n
C\u1ea3m \u01a1n c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n!
SUS304WPB \u0111\u1eaft h\u01a1n g\u1ea5p kho\u1ea3ng hai l\u1ea7n so v\u1edbi SWP. (v\u00e0 SUS316 th\u1eadm ch\u00ed c\u00f2n \u0111\u1eaft h\u01a1n).<\/p>\n\n\n\n
Tuy nhi\u00ean, n\u1ebfu \u0111\u01b0\u1eddng k\u00ednh d\u00e2y nh\u1ecf h\u01a1n th\u00ec s\u1ef1 ch\u00eanh l\u1ec7ch gi\u1eefa gi\u00e1 c\u1ee7a SWP v\u00e0 SUS304WPB d\u01b0\u1eddng nh\u01b0 s\u1ebd nh\u1ecf h\u01a1n.
Tr\u00e2n tr\u1ecdng,<\/p>\n\n\n\n
S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ZAM v\u00e0 th\u00e9p m\u1ea1 k\u1ebdm v\u1ec1 hi\u1ec7u qu\u1ea3 c\u0169ng nh\u01b0 chi ph\u00ed l\u00e0 g\u00ec?<\/p>\n\n\n\n
C\u1ea3m \u01a1n b\u1ea1n r\u1ea5t nhi\u1ec1u v\u00ec \u0111\u00e3 g\u1eedi c\u00e2u h\u1ecfi!<\/p>\n\n\n\n
V\u00ec ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 v\u1eadt li\u1ec7u l\u00e0m l\u00f2 xo n\u00ean ch\u00fang t\u00f4i kh\u00f4ng bi\u1ebft hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf ho\u1eb7c gi\u00e1 th\u00e0nh c\u1ee7a nh\u1eefng v\u1eadt li\u1ec7u n\u00e0y.
\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 ZAM, vui l\u00f2ng xem th\u00eam t\u1ea1i \u0111\u00e2y.https:\/\/www-zam.nipponsteel.com\/en\/
Ch\u00fang t\u00f4i hy v\u1ecdng n\u00f3 s\u1ebd gi\u00fap \u00edch.
Tr\u00e2n tr\u1ecdng,<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 vui l\u00f2ng chia s\u1ebb th\u00f4ng s\u1ed1 h\u00f3a h\u1ecdc c\u1ee7a ss316 wpa (Th\u00e9p kh\u00f4ng g\u1ec9) \u0111\u01b0\u1ee3c kh\u00f4ng?<\/p>\n\n\n\n
C\u1ea3m \u01a1n c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n!<\/p>\n\n\n\n
Vui l\u00f2ng tham kh\u1ea3o th\u00f4ng tin b\u00ean d\u01b0\u1edbi v\u1ec1 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a SUS316:
C: <0,08%<\/p>\n\n\n\n
Si: <1%<\/p>\n\n\n\n
Mn: <2%<\/p>\n\n\n\n
P: <0,045%<\/p>\n\n\n\n
S: <0,03%<\/p>\n\n\n\n
Ni: 10-14%<\/p>\n\n\n\n
Cr: 16-18%<\/p>\n\n\n\n
Mo: 2-3%
Tr\u00e2n tr\u1ecdng,<\/p>\n\n\n\n
Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho l\u00f2 xo l\u00e0m b\u1eb1ng SWAP l\u00e0 bao nhi\u00eau?<\/p>\n\n\n\n
Trong \u1ee9ng d\u1ee5ng c\u1ee7a t\u00f4i, n\u00f3 ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 150\u00baC v\u00e0 \u0111\u00f4i khi n\u00f3 c\u00f3 th\u1ec3 ti\u1ebfp x\u00fac v\u1edbi 200\u00ba C<\/p>\n\n\n\n
Theo JIS B 2704 \u2013 1994, gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 c\u1ee7a d\u00e2y th\u00e9p piano (SWP-A) c\u00f3 th\u1ec3 l\u00ean t\u1edbi 130\u00baC.<\/p>\n\n\n\n
Tuy nhi\u00ean, v\u1edbi l\u00f2 xo, ch\u00fang t\u00f4i khuy\u1ebfn ngh\u1ecb nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a d\u01b0\u1edbi 100\u00baC.
N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o kh\u00e1c, xin vui l\u00f2ng cho ch\u00fang t\u00f4i bi\u1ebft b\u1ea5t c\u1ee9 l\u00fac n\u00e0o!
Tr\u00e2n tr\u1ecdng,<\/p>\n","protected":false},"featured_media":0,"template":"","acf":[],"_links":{"self":[{"href":"https:\/\/www.tokaibane.com\/en\/wp-json\/wp\/v2\/cau-hoi\/43308"}],"collection":[{"href":"https:\/\/www.tokaibane.com\/en\/wp-json\/wp\/v2\/cau-hoi"}],"about":[{"href":"https:\/\/www.tokaibane.com\/en\/wp-json\/wp\/v2\/types\/cau-hoi"}],"wp:attachment":[{"href":"https:\/\/www.tokaibane.com\/en\/wp-json\/wp\/v2\/media?parent=43308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}