Steel Lamina Coupling

RLQF Diaphragm Coupling

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RLQF Diaphragm Coupling

Flange Type, Quick Installation

Suitable for drum pressure fans, turbine compressors, and other high speed applications, with a maximum speed of up to 35000rpm.

RLQF Diaphragm Coupling
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/Minimum
(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQF103-612410310362605665460/120260380009802500
RLQF125-614612512776705875460/1202723500015005300
RLQF145-616814515085857590460/1202903000020006500
RLQF158-61881581809410085105460/13034027500380015000
RLQF175-621017520010812099125460/16040024500650025000
RLQF205-6235205210127135117140460/16043023500980027500
RLQF235-6270235232151155140165460/190525210001350043500
RLQF255-6298255250164170150180460/195545185001950065000
RLQF280-6320280277182185167195460/200590160002650085350
RLQF300-6350300305202205182215460/210620148503200091500
RLQF320-6382320336219225200235460/2507101350043200128000
RLQF370-6425370365238245220255500/2707801250070000185000
RLQF400-6455402405248270232290500/3058851100098000282000
RLQF435-6490435440292295270315500/30592510000125000315000
RLQF465-6540465470327325300345550/33010008500145000391500
RLQF540-6600540532375355344375550/33010707350200000525000
Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQF103-6
52.410.35°0.9*293.83257.64758
RLQF125-6
61.4851*2125.35.0451.312.8151138
RLQF145-6
70.61*2148.821414319.5150318
RLQF158-6
80.021.25*216102020328217578
RLQF175-6
96.61.25*21711.53131442.54721298
RLQF205-6
103.51.75*217155657156.547820315
RLQF235-6
120.21.75*2212010510668989448315
RLQF255-6
1321.8*221231461489112.5150267145
RLQF280-6
142.71.8*22230.12322361138151711545
RLQF300-6
149.12*222333013089173.21562160.645
RLQF320-6
164.32*227444904989247262225845
RLQF370-6
185.52.25*23257.577178603374242466.745
RLQF400-6
207.23*23575.51129115094059109732945
RLQF435-6
212.53.25*23780150416140515.5154501001045
RLQF485-6
245.23.75*2401052570261836902038018490100
RLQF540-6
262.44*2421334290436829032335029500100
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/Minimum
(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQF158-81881581479410082105460/13034012200750020000
RLQF175-821017517510811597120460/16040010000980029200
RLQF205-8235207197135130123135460/25052095001125039375
RLQF235-8280240235152155138165460/27060080002750082500
RLQF255-8300258260164175149185460/30567575003150094500
RLQF300-8345302292198195184205460/305715650042500127500
RLQF345-8402346344234230217240500/250730550062000186000
RLQF370-84253723682482445228255500/270780520098000264500
RLQF400-8453402396257270232290500/3058854750135000364500
RLQF435-8490435435293290270310500/3059254400170000459000
RLQF465-8540465474327315300335550/33010003900215000580500
RLQF540-8600540526375350344370550/33010703500278000750600
RLQF610-8665610587420390385410600/38512053200400000105000
Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQF158-8
87.80.25°0.6*2161220203293511108
RLQF175-8
94.50.9*217133131442.562022010
RLQF205-8
103.81.1*21719.1808115890443812.5
RLQF235-8
121.51.1*22125.1132134498178586528
RLQF255-8
133.41.4*221291781810125.5306995031.5
RLQF300-8
151.51.7*2223330130691743909159745
RLQF345-8
174.42*22442.560261332755365348463
RLQF370-8
187.42.1*22759833848533290434677100
RLQF400-8
207.22.2*23275.5112911509435.21230013500140
RLQF435-8
212.52.4*235801504161405541545018780180
RLQF485-8
245.22.6*2371052570261837422038030280224
RLQF540-8
262.42.75*2401334290436829562335047500280
RLQF610-8
302.13.4*24216968707003313253732081300400
ModelDDAD1/D2D3d1/d2max)d4L1/L2E
Standard/Minimum
(min)
LMaximum Allowable SpeedNominal TorqueMaximum Instantaneous Torque
(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)n max(r/min)T(N.m)Tmax(N.m)
RLQF205-10235207190135130119135460/250520185002000054000
RLQF235-10280240225152155132165460/2706001550035500113500
RLQF255-10300258255164175140185460/3056751450050000145000
RLQF300-10345302286198195176205460/3057151250063000165000
RLQF345-10402346345234230217240500/2507301100078500245000
RLQF370-10425372368248245228255500/27078010000124500348500
RLQF400-10453402400257270232290500/3058859500158500518000
RLQF435-10490435435293290270310500/3059258700178000575000
RLQF485-10550485480327315300335550/33010007500245000860000
RLQF540-10600540530374350344370550/33010706850350000965000
RLQF610-10665610590410390386410600/385120560005550001450000
RLQF720-10800720725495500435650




Modeld3Mass Point
G
Angular DeviationMaximum axial deviationSIntermediate Mass
m
Intermediate moment of inertiaIntermediate torsional stiffnessWeight
M
Torsional StiffnessRotational InertiaTightening torque
(mm)(mm)(±△º)(Max±△mm)(mm)10-3kg/mmJs10-6(Kg.m²/mm)Ct-106(Nm.mm/rad)(Kg)Ct-106(N.m/rad)Js10-6(Kg.m²/mm)F' (N.m)
RLQF205-10
116.40.2°0.8*221251008115814503808
RLQF235-10
121.50.85*22335175134495266087015
RLQF255-10
121.50.95*2234526113441283930144015
RLQF300-10
133.41.15*226484451810175.55405254045
RLQF345-10
151.51.4*231516023069278.57921599045
RLQF370-10
174.41.5*23359833613333611450805045
RLQF400-10
187.41.505*2357510778485445155401239045
RLQF435-10
207.22*23578.5151011509559199501885045
RLQF485-10
212.52.15*238104.5257016140748.5293853050045
RLQF540-10
245.22.3*2401334285261839603942547950100
RLQF610-10
262.42.8*24617066724368213285945081560100
RLQF720-10











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