공압식 잠금 밸브 - 페이지 2 | Raptor Supplies 대한민국

공압식 잠금 밸브

필터

SMC VALVES -

Lvm 시리즈 화학 밸브

스타일모델가격
ALVM13R-5C-X37₩358,103
RFQ
BLVM11-5C-1₩218,159
RFQ
CLVM20R3-5A₩193,919
RFQ
DLVM10R1-6B-1₩189,072
RFQ
ELVM10R3-5C₩177,760
RFQ
FLVM15R3Y-5C-Q₩261,791
RFQ
GLVM11-5C₩210,081
RFQ
SMC VALVES -

Vh 시리즈 핸드 밸브

스타일모델가격
AVH402-N04₩143,621
RFQ
BVH321-03₩154,140
RFQ
CVH301-03-L₩144,900
RFQ
DVH212-02-X229₩177,800
RFQ
EVH202-N02-R₩113,820
RFQ
FVH201-N02-R₩117,739
RFQ
GVH212-N02-R₩127,400
RFQ
HVH322-N02₩140,700
RFQ
IVH211-F02₩131,320
RFQ
JVH600-N10-R₩551,180
RFQ
KVH411-N04₩199,621
RFQ
LVH400-N04-L₩180,879
RFQ
MVH410-N04₩224,560
RFQ
NVH302-F02₩133,280
RFQ
OVH332-N02₩199,079
RFQ
PVH410-N06₩314,020
RFQ
QVH411-N02₩245,000
RFQ
RVH402-N02₩176,260
RFQ
SVH400-N03₩176,260
RFQ
TVH322-N03₩114,688
RFQ
UVH401-N06-L₩287,000
RFQ
VVH321-N02₩154,140
RFQ
WVH212-F02₩94,378
RFQ
XVH301-02₩118,122
RFQ
YVH402-N03₩176,260
RFQ
SMC VALVES -

기계식 밸브

스타일모델가격
ANVZM450-N01-05₩134,960
RFQ
BNVZM450-N01-01₩76,757
RFQ
CNVM430-N01-02₩73,080
RFQ
DVM430-01-33₩83,720
RFQ
EVM1010-4NU-32B₩39,050
RFQ
FNVFM250-N02-36₩194,600
RFQ
GNVZM450-N01-32G₩133,840
RFQ
HNVZM450-N01-32B₩133,840
RFQ
INVZM450-N01-30R₩132,300
RFQ
JNVZM450-N01-30B₩132,300
RFQ
K3402210₩18,620
RFQ
LNVM430-N01-06₩88,760
RFQ
K3402186Y₩1,922
RFQ
K3402186R₩1,922
RFQ
MNVM430-N01-01₩45,173
RFQ
NNVZM450-N01-06S₩169,680
RFQ
OVM230-N02-00A-B₩53,200
RFQ
PVM220U-F02-34GA₩77,420
RFQ
QVHS30-03-XG-X2127₩1,727,320
RFQ
RNVFM250-N02-33₩161,036
RFQ
SNVM430-N01-05₩54,488
RFQ
TNVM430-N01-07S₩91,280
RFQ
UXT34-67-X1₩3,314,079
RFQ
VNVFM250-N02-06₩157,780
RFQ
KXT34-155-7₩111,860
RFQ
SMC VALVES -

Vr 시리즈 체크 밸브

스타일모델가격
ANVR1210-N01₩25,741
RFQ
BINA-14-332₩96,152
RFQ
CVR51-C07₩445,237
RFQ
DVR1220-N02₩28,746
RFQ
EVR1220F-08₩24,677
RFQ
BINA-14-220₩39,471
RFQ
FVR1210-N01₩25,741
RFQ
GVR2110-N01₩211,586
RFQ
BINA-14-294₩102,656
RFQ
HVR1211F-07₩27,104
RFQ
IVR51-C07B₩466,218
RFQ
BINA-14-308-N₩180,143
RFQ
JVR1210-F01₩25,741
RFQ
KVR1211F-01₩28,933
RFQ
BINA-14-302₩236,583
RFQ
LVR1210F-08₩21,392
RFQ
MVR1211F-03₩27,104
RFQ
AVR1220-N02-H₩173,518
RFQ
ANVR1220-N02₩28,746
RFQ
NVR4152-01A-1₩116,050
RFQ
AEVR1210-F01₩37,612
RFQ
OVR1210-01₩25,741
RFQ
PVR1220-02₩28,746
RFQ
QVR2110-01₩211,586
RFQ
RVR4151-01A-0₩152,995
RFQ
SMC VALVES -

잠금 밸브  

스타일모델가격
AIL211-N02₩442,362
RFQ
BIL220-N02-L₩514,042
RFQ
CIL211-02₩646,240
RFQ
DIL220-02₩727,683
RFQ
BIL211-N02-T₩790,549
RFQ
SMC VALVES -

Sq2000 시리즈 밸브

스타일모델가격
ASQ2141-5LOD1-N7-B₩177,760
RFQ
BSQ2130N-51-C8-Q₩200,787
RFQ
CSQ2131N-51-C8-Q₩106,381
RFQ
DSQ2A31N-51-C8-Q₩256,499
RFQ
ESQ2A41-5LOD1-N7-B₩161,429
RFQ
FSQ2241D-5LOD1-N7₩144,368
RFQ
GSQ2231D-51-C6₩212,662
RFQ
HSQ2131N-51-C4-Q₩184,265
RFQ
ISQ2141-5LOD1-N7-M₩190,204
RFQ
JSQ2230D-5D1-C6₩254,116
RFQ
KSQ2141-5LOD1-C6₩171,539
RFQ
LSQ2A31N-51-N7₩239,531
RFQ
MSQ2431-51-C8₩239,531
RFQ
NSQ2331-51-C6₩239,531
RFQ
OSQ2A41-5LOD1-C4₩254,116
RFQ
PSQ2241D-5LOD1-N7-B₩227,250
RFQ
QSQ2230D-5D1-C8₩254,116
RFQ
RSQ2131-51-C6₩167,297
RFQ
SSQ2A41-5LOD1-C6₩254,116
RFQ
SMC VALVES -

XNUMX포트 프로세스 밸브

스타일모델가격
AVNA302A-N20A-X250₩227,816
RFQ
BEVNB602AL-F40A₩375,561
RFQ
BEVNB701AL-F50A₩512,596
RFQ
CVNB304BS-N20A-B-X241₩623,576
RFQ
BEVNB401AL-F25A₩197,960
RFQ
SMC VALVES -

Ak 시리즈 체크 밸브

스타일모델가격
AAK2000-01₩30,482
RFQ
BAK2000-02₩30,482
RFQ
CAK4000-02₩53,891
RFQ
DAK4000-03₩39,872
RFQ
EAK4000-04₩39,872
RFQ
FAK6000-06₩111,988
RFQ
GAK6000-10₩82,861
RFQ
HAK6000-F10₩111,988
RFQ
IAK6000-N10₩82,861
RFQ
JAK2000-F01₩41,168
RFQ
KAK4000-F04₩39,872
RFQ
LAK2000-N02₩30,482
RFQ
MAK2000-N01₩30,482
RFQ
NAK6000-N06₩82,861
RFQ
OAK4000-N02₩39,872
RFQ
PAK2000-F02₩30,482
RFQ
SMC VALVES -

판막

스타일모델가격
ADA0101₩3,880
RFQ
AH508ZDC275R10BW₩16,685
RFQ
BAW40P-360AS₩23,520
RFQ
CAV4000-04G-5DZ₩524,020
RFQ
AEVS7-10-FG-D-3ZMO-X53₩689,080
RFQ
DCDG1BA40-380K-XC37₩896,419
RFQ
AEAV5000-F06-5YZ-Q₩557,900
RFQ
EAV2000-02-5YZ₩368,620
RFQ
AEVEX1300-04F₩489,972
RFQ
AEVS1-01-FG-S-3ZRM0-Q₩206,434
RFQ
FAV2000-N02-3DZ₩368,620
RFQ
AEVEX1500-04F₩905,444
RFQ
GAV3000-N03-3DZ₩313,376
RFQ
HAV5000-F10-5DZ₩514,220
RFQ
AEVS7-6-FJG-D-3ZRM0-Q₩444,500
RFQ
AVPN-8-FG-D-3Z-X11-NS₩523,908
RFQ
INCDME200-0600C₩196,420
RFQ
JNCDME200-0200C₩171,780
RFQ
DCG1BN25-150₩121,239
RFQ
AVPN-6-YZ-D-3Z₩409,172
RFQ
AVP4350-103TL₩1,513,383
RFQ
KNCMC150-1400₩147,448
RFQ
AVP4354-003DL₩1,525,020
RFQ
AEVS7-6-FG-S-3ZM0₩226,594
RFQ
LNCMB106-0050C₩55,440
RFQ
SMC VALVES -

VSR 시리즈 솔레노이드 밸브

스타일모델가격
AVSR8-6-FG-D-1Z-V1₩357,420
RFQ
BVSR8-6-FG-D-1Z-V1-X1₩370,300
RFQ
CVSR8-4-FIG-D-3VZR₩558,320
RFQ
DVSR8-6-FG-S-3EZ-V1₩272,300
RFQ
EVSR8-6-FJG-D-3Z₩421,260
RFQ
EVSR8-6-FHG-D-3Z₩421,260
RFQ
FVSR8-6-FHG-D-1Z-V1₩421,260
RFQ
EVSR8-6-FG-S-3Z-V1-X1₩282,380
RFQ
EVSR8-6-FG-S-3Z₩175,672
RFQ
EVSR8-6-FG-D-3Z-V1₩357,420
RFQ
GVSR8-6-FG-D-1Z₩357,420
RFQ
EVSR8-6-FG-D-3Z₩357,420
RFQ
CVSR8-4-FG-D-3VZR-Q₩484,680
RFQ
CVSR8-4-FJG-D-3VZR-Q₩374,901
RFQ
CVSR8-4-FJG-D-3VZ₩271,226
RFQ
EVSR8-6-FHG-D-3Z-V1₩421,260
RFQ
HVSR8-6-FHG-D-1Z-V1-X1₩434,140
RFQ
IVSR8-6-FHG-D-1Z₩421,260
RFQ
EVSR8-6-FG-S-3Z-V1₩269,500
RFQ
JVSR8-6-FG-S-1Z-V1₩269,500
RFQ
KVSR8-6-FG-S-1Z₩269,500
RFQ
LVSR8-6-FJG-D-3EZ-V1₩426,859
RFQ
SMC VALVES -

Vqc2000 시리즈 솔레노이드 밸브

스타일모델가격
AVQC2300N-51₩214,162
RFQ
BVQC2101-51₩126,205
RFQ
CVQC2301N-51₩204,082
RFQ
DVQC2400K-51₩261,873
RFQ
EVQC2201NR-51₩189,373
RFQ
FVQC2301-5B1₩268,256
RFQ
GVQC2301-51₩204,082
RFQ
HVQC2100KN-51₩166,569
RFQ
IVQC2100NR-51₩172,791
RFQ
JVQC2501N-51₩204,082
RFQ
KVQC2301NR-5B1₩280,700
RFQ
LVQC2A01-51₩204,082
RFQ
MVQC2200-51₩189,261
RFQ
NVQC2A01-5B1₩268,256
RFQ
OVQC2C01N-5B1₩219,314
RFQ
PVQC2101N-5C1₩169,839
RFQ
QVQC2200N-5₩231,493
RFQ
RVQC2401-5B1₩268,256
RFQ
SVQC2100-51₩136,192
RFQ
TVQC2100N-5B1₩148,904
RFQ
UVQC2101N-5B1₩138,917
RFQ
VVQC2101NR-51₩131,245
RFQ
WVQC2301N-5B1₩268,256
RFQ
XVQC2101-5B1₩163,620
RFQ
YVQC2101NR-5B1₩138,917
RFQ
SMC VALVES -

Vx2 시리즈 2방향 미디어 밸브

스타일모델가격
AVX210DAB₩40,152
RFQ
BVX210BCB₩65,800
RFQ
CVX210BABXB₩56,000
RFQ
DVX2A0AA₩50,400
RFQ
EVX2A4AG₩100,800
RFQ
FVX210BZ1UB₩56,000
RFQ
GVX214EAXB₩119,000
RFQ
HVX240FG₩123,200
RFQ
IVXK2130-02N-4CR1₩137,340
RFQ
JVX210EZ2ABXB₩70,000
RFQ
KVX212DCBXNB₩76,160
RFQ
LVX220HA₩70,000
RFQ
MVX242MZ2AB₩126,485
RFQ
NVX234DZ2AB₩156,800
RFQ
OVX2C4BZ2A₩134,400
RFQ
PVX235DZ1B₩154,000
RFQ
QVXN22DJ₩148,400
RFQ
RVXS235CGB₩344,260
RFQ
SVX212FZ2AXB₩77,000
RFQ
QVXN22GS₩131,600
RFQ
TVX234AAB₩142,800
RFQ
UVX230BZ2A₩137,200
RFQ
VVX230GJB₩140,000
RFQ
WVX212JZ2ALXB₩135,800
RFQ
XVXA2260V-04F-1₩232,400
RFQ
SMC VALVES -

Vx3 시리즈 3방향 미디어 밸브

스타일모델가격
AVX3344G-03N-3DR1-B₩260,960
RFQ
BVX3344-02N-3DR1₩162,540
RFQ
CVXA3224M-02N-B₩396,900
RFQ
DVXA3114N-01N-B₩289,520
RFQ
EVX3134-02N-3DLR1-B₩109,900
RFQ
FVX3134J-02N-5D1-B₩188,860
RFQ
GVX3110-01N-5D1-B₩103,460
RFQ
HVX3134-02-5TZ1-B₩122,220
RFQ
IVX3344K-02-5GS1-B₩288,960
RFQ
JVX3334-03-5DZ1-B₩179,900
RFQ
KVX3234-02T-3GR1-B₩135,940
RFQ
LVX3334-02N-5D1-B₩109,050
RFQ
MVX3244V-03N-5G1-B₩217,140
RFQ
NVX3224-02-5DZ1-B₩164,360
RFQ
OVX3134-02N-5D1-B₩103,460
RFQ
PVX3114V-01-5DZ1-B₩162,960
RFQ
QVX3114-01N-5G1₩82,880
RFQ
RVX3120H-02N-5DZ1-B₩209,860
RFQ
SVXA3244-02N-B₩176,260
RFQ
TVX3134-02N-5DZ1₩111,300
RFQ
UVX3230-03N-3DLR1-B₩158,200
RFQ
VVX3230-02N-3DR1-B₩151,760
RFQ
WVXA3234M-02N-B₩351,120
RFQ
XVXA3224-02₩176,680
RFQ
YVX3334-02-5DZ1₩175,140
RFQ
SMC VALVES -

Pvq 시리즈 비례 밸브

스타일모델가격
APVQ31-5G-16-01₩310,595
RFQ
BPVQ31-5G-23-01N₩310,595
RFQ
CPVQ33-5G-40-01N₩373,136
RFQ
DPVQ13-5L-06-M5-A₩336,288
RFQ
EPVQ13-6M-08-M5-A₩337,260
RFQ
FPVQ31-5G-23-01N-F₩317,060
RFQ
GPVQ13-5L-08-M5-A₩375,880
RFQ
SMC VALVES -

체크 밸브

스타일모델가격
AXTO-674-02E₩224,979
RFQ
AXTO-1239-N04₩188,738
RFQ
AXTO-2571-N03₩496,580
RFQ
AXTO-1239-03B₩332,640
RFQ
BAKH07-00-X12₩40,723
RFQ
AXTO-2571-02₩289,100
RFQ
AXTO-1239-N02₩218,400
RFQ
CNAK4000-N03-X204₩66,903
RFQ
DNAK2000-N01-X209₩81,043
RFQ
AXTO-1719-N06₩270,900
RFQ
AXTO-1239-N03₩218,400
RFQ
AXTO-674-02EH₩67,060
RFQ
AXTO-1239-04₩188,738
RFQ
AXTO-1239-03₩188,738
RFQ
AXTO-1239-02₩218,400
RFQ
AXT14-145-W₩47,450
RFQ
EVVQ1000-18A₩14,616
RFQ
AVR1350-N02₩43,549
RFQ
AVR1350-02₩43,549
RFQ
AXTO-1719-10₩767,619
RFQ
FKT-PA5-36₩398,010
RFQ
AXTO-1239-F02₩218,400
RFQ
스타일모델가격
AVEP3120-2-03₩584,343
RFQ
AVEP3121-1-02₩584,343
RFQ
AVEP3121-2-03₩584,343
RFQ
AVEP3141-1-03N₩841,775
RFQ
AVEP3140-1-06₩841,775
RFQ
AVEP3120-1-02₩374,994
RFQ
AVEP3120-1-03₩584,343
RFQ
AVEP3120-2-02₩584,343
RFQ
AVEP3121-1-03₩374,994
RFQ
AVEP3121-1₩652,540
RFQ
AVEF2120-2₩724,936
RFQ
AVEP3121-1-03N₩584,343
RFQ
SMC VALVES -

Vq 시리즈 밸브

스타일모델항목가격
AVQ1130-5-N7-P전자 밸브₩177,475
RFQ
BVQ1131-5-N7-P전자 밸브₩163,335
RFQ
AVQ1130-3-N3-P전자 밸브₩177,475
RFQ
AVQ1101-5전자 밸브₩128,836
RFQ
AVQ1101NY-5판막₩131,664
RFQ
CVQ1301N-5B1판막₩220,584
RFQ
DVQ1200-31판막₩170,128
RFQ
EVQ2A01-31판막₩242,359
RFQ
FVQ1201N-5B1판막₩173,394
RFQ
GVQ1300-51판막₩177,072
RFQ
HVQ21A1-6G-C6-F판막₩67,589
RFQ
IVQ1100N-51-Q판막₩158,650
RFQ
JVQ1101NR-5B1-Q판막₩161,355
RFQ
KVQ1A01-51-Q판막₩215,087
RFQ
LVQ1301R-51판막₩217,756
RFQ
MVQ21A1-6G-C6판막₩57,691
RFQ
NVQ21A1-5YO-C6-FQ판막₩86,257
RFQ
OVQ1300N-51판막₩216,504
RFQ
PVQ1301-51-Q판막₩220,584
RFQ
AVQ1201N-5판막₩195,132
RFQ
QVQ1401N-51-Q판막₩180,320
RFQ
NVQ21A1-5YO-C8-FQ판막₩103,667
RFQ
RVQ31A1-5Y-C10-F판막₩117,644
RFQ
AVQ21M1-5YO-C6-Q판막₩86,536
RFQ
SVQ1301N-51판막₩166,450
RFQ
SMC VALVES -

Vq5000 시리즈 밸브

스타일모델가격
AVQ5600-5W₩713,787
RFQ
BVQ5100-51₩202,290
RFQ
CVQ5200-51-04T₩430,139
RFQ
AVQ5400R-5-04T₩512,999
RFQ
DVQ5301-51-04N₩481,608
RFQ
EVQ5100-51-B04N₩363,115
RFQ
AVQ5301R-3W₩416,444
RFQ
AVQ5301-5-04₩481,608
RFQ
FVQ5100-51-04T₩269,864
RFQ
AVQ5100-3₩272,216
RFQ
GVQ5500-51₩301,914
RFQ
HVQ5100-31₩202,290
RFQ
IVQ5300-5W1₩309,269
RFQ
AVQ5100-3BW-04T₩384,890
RFQ
AVQ5500-3W₩416,161
RFQ
AVQ5301-5B₩414,464
RFQ
AVQ5401-3W₩400,607
RFQ
JVQ5101-51₩190,736
RFQ
AVQ5200-5W₩349,134
RFQ
AVQ5501-5W-X15₩400,607
RFQ
AVQ5100-3W₩282,111
RFQ
AVQ5450RY-5H-04₩509,199
RFQ
AVQ5600-5₩724,250
RFQ
AVQ5301-5W-04T₩491,509
RFQ
AVQ5101-5E₩256,659
RFQ
SMC VALVES -

Vqz1000 시리즈 밸브

스타일모델가격
AVQZ1121-3LO-N3₩109,160
RFQ
BVQZ1150K-5L1₩98,672
RFQ
CVQZ1120-5LO1-M5₩113,565
RFQ
DVQZ1451-5LO1-Q₩154,485
RFQ
EVQZ1450-5LO1₩184,830
RFQ
FVQZ1121-5L1-N3₩110,574
RFQ
GVQZ1151-5LJ1₩83,552
RFQ
HVQZ1451-5L1-Q₩191,741
RFQ
AVQZ1321-5MO1-C4₩180,429
RFQ
IVQZ1151-5MO1₩82,394
RFQ
AVQZ1120-5LJ1-N3₩123,463
RFQ
JVQZ1151R-6LO1₩106,332
RFQ
AVQZ1121-5LJ1-C6₩90,477
RFQ
AVQZ1221-5LJ1-M5₩151,580
RFQ
KVQZ1451-5LJ1-01T₩198,119
RFQ
AVQZ1121-5LJ1-N7₩110,574
RFQ
LVQZ1120B-5G1-N7₩125,160
RFQ
MVQZ1421-5L1-N1₩183,257
RFQ
NVQZ1151R-5LO1₩87,005
RFQ
OVQZ1151-5L1₩83,552
RFQ
PVQZ1121-3L1-M5₩83,552
RFQ
QVQZ1221-5LO1-N3₩157,236
RFQ
RVQZ1121-5M1-C6₩110,574
RFQ
SVQZ1151-6LO1₩82,394
RFQ
TVQZ1321-5MO1-C6₩180,429
RFQ
SMC VALVES -

Vqz2000 시리즈 밸브

스타일모델항목가격
AVQZ2151-6YZW1핸드 밸브₩148,187
RFQ
BVQZ2151-6YZ1판막₩136,754
RFQ
CVQZ2120-5L1-M5-F판막₩141,559
RFQ
DVQZ2150-5G1-01판막₩163,055
RFQ
CVQZ2151S-5LJ1-C판막₩136,875
RFQ
CVQZ2151-5YZ1-X64판막₩138,854
RFQ
EVQZ2151-5YOS1판막₩107,818
RFQ
FVQZ2150-5YZ1-02판막₩174,367
RFQ
GVQZ2351-5G1판막₩206,444
RFQ
HVQZ2120B-5YO1-C6F-Q판막₩138,189
RFQ
IVQZ2120-5YZ1-M5-FQ판막₩169,839
RFQ
JVQZ2420B-5YO1-C6F-Q판막₩208,693
RFQ
KVQZ2121R-5MO1-M5-F판막₩132,916
RFQ
LVQZ2551-5YZ1판막₩229,068
RFQ
CVQZ2150-5LJ1판막₩113,064
RFQ
MVQZ2250-5G1판막₩187,376
RFQ
CVQZ2150-3LJ1판막₩138,289
RFQ
NVQZ2350-5G1-02T판막₩244,056
RFQ
OVQZ2250-5YZ1-01T판막₩234,724
RFQ
PVQZ2151-5M1-02판막₩150,166
RFQ
QVQZ2121-5YB1-N7T판막₩123,368
RFQ
RVQZ2550-5YZ1판막₩241,956
RFQ
SVQZ2151-5YZB1-Q판막₩162,207
RFQ
TVQZ2251-6YZ1판막₩200,225
RFQ
CVQZ2151S-3LO1-C판막₩135,461
RFQ
SMC VALVES -

Vqz200 시리즈 밸브

스타일모델가격
AVQZ212-6LO-N7T₩129,119
RFQ
BVQZ232-3YZ1-N7T₩130,816
RFQ
CVQZ245-5YZ1₩121,604
RFQ
AVQZ232-5L-N7T₩118,776
RFQ
DVQZ232-6LO1-N7T-F₩121,321
RFQ
EVQZ212-5YZ1-C6-F₩145,359
RFQ
AVQZ225-5MJ1₩122,049
RFQ
FVQZ215-5YZ1-02T₩158,085
RFQ
AVQZ200-FB₩11,349
RFQ
GVQZ215-3YZ1₩133,361
RFQ
HVQZ225-5MO1₩120,635
RFQ
IVQZ215-3M1-01T₩146,773
RFQ
JVQZ212-5YZ1-M5₩132,916
RFQ
KVQZ212-5LO1-M5₩120,192
RFQ
AVQZ235-3YOB1₩122,332
RFQ
AVQZ235-5L1-Q₩127,260
RFQ
LVQZ232R-5M1-N7T₩102,349
RFQ
MVQZ212-5LO1-N7T₩129,399
RFQ
NVQZ232-5YOS1-N7T₩136,472
RFQ
OVQZ222-5LO1-N7T₩129,399
RFQ
PVQZ232-5YZ1-N7T-F₩134,047
RFQ
AVQZ242R-5MJ1-C6₩125,160
RFQ
AVQZ212-3M-N7T₩130,533
RFQ
QVQZ235-5YZ1₩99,418
RFQ
AVQZ215Y-5YZ-01T₩160,913
RFQ