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1、热轧设备介绍Introduction of HSM equipment,2004.8(rev.0),目 录,热轧设备布置图(HSM Layout) 加热炉入口设备(RF entry equipment) 加热炉(Reheating Furnace) 高压水除鳞设备(Primary descaler) 粗轧机(Roughing mill with edger) 飞剪(Crop Shear) 炉卷轧机(Steckel Mill) 层流冷却(Laminar strip cooling) 卷取设备(Down coiler) 辊道(Roller Table) 钢卷传送设备(Coil Conveyor)
2、磨辊间(roll shop) 空压机（air compressor) 水处理(Water treatment) 行车(Crane ) 自动化系统(Automation),热轧设备布置图Hot strip mill layout,RF entry side,Primary descaler,Reheating Furnace,Reversing Roughing mill attached vertical edger,Main dive,Roll changing device,Crop shear,Reversing finishing mill,Coiling furnace,Coilin
3、g furnace,Roll changing device,Laminar strip cooling,Down coiler,Coil conveyor,Main dive,加热炉入口设备,Reheating furnace entry equipment,Slab heat holding cover 2. RF approach roller table,1. Slab heat holding cover 板坯保温设备,Function： 1.Slab hot charging to decrease the NG consumption 2.Grade 400 steel , 25
4、0 degree HCR Condition,Type：Sliding cover Drive motor：6-3.7kw Capacity：10 slab Quality：6 row,2. RF approach roller table 炉前输入辊道,Air blower: Compressed air Weighting machine: Hydraulic lifting Accuracy:+/-10KG,Centering Device: opening:8001850mm Hydraulic driven,加 热 炉,Reheating furnace,Slab charger &
5、 extractor 2. Reheating Furnace,Slab charger & extractor板坯装料和出料器,Slab charger,Reheating furnace,Slab charging roller table,Slab discharging roller table,Slab extractor,Charging machine: Number of lifting arms:4 Max. Load:30ton Stroke of lifting arms:250mm Moving stroke:4m Cycle time:55s,Discharging
6、machine: Number of lifting arms:6 Max. Load:30ton Stroke of lifting arms:250mm Moving stroke:4m Cycle time:55s,Technical data:,2. Reheating Furnace加 热 炉,Type: walking beam type output：200t/h Slab discharging temp.：1200-1250 Furnace width：13.6 m Furnace length：36 m Fuel ：Natural Gas,Primary Descaler高
7、压水除鳞设备,Technical dada： Spray pressure：180kgf(Bar) Spray width ： 1700mm water flow rate ： 8m3/min,带立辊式粗轧机,Roughing Mill with Edger,1.Edger 2.roughing mill 3.others,Edger 立辊轧机,Technical data: type：top drive Rolling force：Max.588ton Roll speed：Max. 350m/min Roll opening：7801850mm Roll dia：9161015mm Scr
8、ew down：electro-mechanical Driven motor：2-900KW,2. Roughing mill 粗 轧 机,Technical data: Type：4high reversing Rolling force：Max.4000t Rolling speed：Max. 350m/min Roll opening： Max. 250mm Pick up：30mm Work roll dia：10001100mm Backup roll dia：14201600 mm Screw down：electro-mechanical Drive motor：2-6500K
9、W,Work roll Backup roll,1,1,2,2,3,3,4,4,3. Drive spindle 4. Drive motor,3. Others,Work roll and backup roll cooling system: 1.7Mpa cooling water for WR 0.4Mpa cooling water for BUR Descaling system: entry &delivery side flow rate:2000L/min x 14 header Roll changing system: WR changing:automatically
10、Changing time:less than 10 minutes BUR changing:manually Changing time:1hr Fume exhausting system: Type:water scrubber type Capacity:90000m3/hr Outlet dust:less than 50mg/m3,Crop shear头尾剪切设备,Technical data: Type：Drum rotary type Cutting conditon: temperature:Min 900 bar thickness:Max.32mm bar width
11、:1600mm Cutting speed:150250m/min Cutting force:1000t Drive motor:1-AC1300KW,炉卷轧机,Steckel Mill,1. coiling furnace 2. coiling mandrel 3. finishing mill 4. others,Coiling Furnace,Technical data: Coiling thickness:Max. 25mm Coiling speed:Max. 850m/min Furnace temp:9001200 Normal temp:930980 Fuel: Natur
12、al gas Burner:7-291kw/furnace Ultra low Nox burner,Coiling mandrel,Technical data: Mandrel slot:1900mm X 250mm Mandrel dia: 1350mm Coiling force: Max. 30ton Mandrel material :Heat treated Cooling: internal water cooling Drive: AC-1200kw,3. Finishing mill,Technical data: Type：4high reversing Rolling
13、force：Max.4000t Rolling speed：Max. 800m/min Roll opening： Max. 100mm Pick up：35mm Work roll dia：640720mm Backup roll dia：14201600 mm Screw down：electro-mechanical Drive motor：2-6500KW,4.others,Work roll and backup roll cooling system: 1.7Mpa cooling water for WR 0.4Mpa cooling water for BUR Hot oil
14、spray system: 3 zone (1050mm,1051mm1350mm,13511600mm) Roll changing system: WR changing:automatically Changing time:less than 10 minutes BUR changing:manually Changing time:1hr Fume exhausting system: Type:water scrubber type Capacity:100000m3/hr Outlet dust:less than 50mg/m3,层流冷却系统,Laminar strip co
15、oling system,Type: laminar flow and line side head tank system Water flow rate:14000m3/hr Cooling water temp:35oC Cooling zone length:57m Bank no.:11 Side spray:12,卷 取 设 备,Down Coiler equipemnt,1.Pinch roll 2.Down coiler,1. Pinch roll,Top pinch roll: 920mm dia x 1800 mm face harden facing thickness:7mm Bottom pinch roll 520mm dia x 1800 mm face harden facing thickness:7mm Roll speed:900m/min Off set: 230mm Cooling:External water cooling Drive:AC500kw Pinch roll polisher: Hydrau
