Hasegawa Gear Works, Ltd. Establishment: June 1, 1911, Cooperate parter:Harmonic Drive Systems Inc and Kyushu Hasec. Main Product: Large Gear Reducer, use for steel mill. Main customer: JFE, Nippon Steel, Tokyo steel, Hitachi, Mitsubishi, Sumitomo, etc.

Name of product	Hot strip rolling mill roughing mill for main reduction gear
Transmission power	7500 kW
Input speed	514 min-1
Reduction ratio	1/13.58
Output torque	1900 kN-m
Weight	180 ton
	Name of product	Tandem cold rolling mill equipment drive pinion stand reduction gear
	Transmission power	7000 kW
	Input speed	344/900 min-1
	Reduction ratio	1/1.21
	Output torque	235 kN-m
	Weight	33 ton
	Name of product	Tandem cold rolling mill equipment drive pinion stand reduction gear
	Transmission power	7000 kW
	Input speed	385/1000 min-1
	Reduction ratio	1/1.72
	Output torque	300 kN-m
	Weight	30 ton
	Name of product	Tandem cold rolling mill equipment drive pinion stand reduction gear
	Transmission power	4000 kW
	Input speed	440/1200 min-1
	Reduction ratio	1.107 / 1
	Output torque	78 kN-m
	Weight	14 ton
	Name of product	Tandem cold rolling mill equipment drive pinion stand reduction gear
	Transmission power	3350 kW
	Input speed	440/1120 min-1
	Reduction ratio	1/2.5
	Output torque	182 kN-m
	Weight	14 ton
	Name of product	Tandem cold rolling equipment over Roselle tension reel speed reducer
	Transmission power	1800 kW × 2
	Input speed	240/1150 min-1
	Reduction ratio	1/2.68
	Output torque	192 kN-m
	Weight	32 ton
	Name of product	Senjima rolling equipment mill drive pinion stand
	Transmission power	4000 kW
	Input speed	471/1375 min-1
	Reduction ratio	1/1
	Output torque	81 kN-m
	Weight	14 ton
	Name of product	Senjima rolling equipment mill drive pinion stand
	Transmission power	4500 kW
	Input speed	530/1110 min-1
	Reduction ratio	1/1
	Output torque	81 kN-m
	Weight	14 ton
	Name of product	Senjima rolling equipment mill drive pinion stand
	Transmission power	4000 kW
	Input speed	337/900 min-1
	Reduction ratio	1.64 / 1
	Output torque	69 kN-m
	Weight	10 ton
	Name of product	Rolling mill gear type spindle finishing hot strip rolling equipment
	Transmission power	5100 kW
	Transmission torque	400 kN-m
	Number of revolutions	122/318 min-1
	Weight	12 ton / book
	Name of product	Seamless steel pipe straightening machine equipment distributor for reduction gear (2-speed clutch)
	Transmission power	220 kW
	Input speed	1000 min-1
	Reduction ratio	1/15.83 & 1/7.79
	Output torque	33 kN-m
	Weight	18 ton
	Name of product	Steel bar rolling mill equipment roughness H drive pinion stand reduction gear
	Transmission power	350 kW
	Input speed	450/1000 min-1
	Reduction ratio	1/39.89
	Output torque	296 kN-m
	Weight	19 ton
	Name of product	Steel bar rolling mill equipment roughness V drive pinion stand reduction gear
	Transmission power	700 kW
	Input speed	800/1600 min-1
	Reduction ratio	1/20.59
	Output torque	172 kN-m
	Weight	17 ton
	Name of product	Steel bar rolling mill equipment roughness H drive pinion stand reduction gear
	Transmission power	350 kW
	Input speed	1000/1800 min-1
	Reduction ratio	1/63.54
	Output torque	212 kN-m
	Weight	17 ton
	Name of product	Steel bar rolling mill equipment roughness V drive pinion stand reduction gear
	Transmission power	550 kW
	Input speed	1000/1800 min-1
	Reduction ratio	1/62.27
	Output torque	327 kN-m
	Weight	20 ton
	Name of product	Steel bar rolling equipment cooling bed for driving worm reducer
	Transmission power	75 kW
	Input speed	850 min-1
	Reduction ratio	1/29.5
	Output torque	25 kN-m
	Weight	1.5 ton
	Name of product	Mill drive pinion stand finish steel bar rolling equipment
	Transmission power	750 kW
	Input speed	450/1350 min-1
	Reduction ratio	1/1
	Output torque	16 kN-m
	Weight	2.0 ton
	Name of product	Mill drive reduction gear for finishing steel bar rolling equipment
	Transmission power	500 kW
	Input speed	600/1500 min-1
	Reduction ratio	1/2.0
	Output torque	16 kN-m
	Weight	6.0 ton
	Name of product	Cold skin pass rolling mill equipment drive pinion stand reduction gear
	Transmission power	600 kW
	Input speed	500/1000 min-1
	Reduction ratio	1/5.0
	Output torque	57 kN-m
	Weight	9.0 ton
	Name of product	Tandem cold rolling mill equipment drive pinion stand
	Transmission power	400 kW
	Input speed	190/700 min-1
	Reduction ratio	2.17 / 1
	Output torque	93 kN-m
	Weight	14 ton
	Name of product	Cold rolling equipment Dekoira speed reducer (2-speed clutch)
	Transmission power	500 kW × 2
	Input speed	300/1230 min-1
	Reduction ratio	1/3.94 1/1.46 &
	Output torque	125 kN-m
	Weight	9.0 ton