Technical Specification for Melt Shop

A. Melt shop equipment

  1. Main features of equipment
  2. EAF equipment
  3. CCM equipment

Part 1 Main features of equipment

1. EAF 1) Quantity : 2 sets 2) Type : AC 3) Tapping weight : 50 ton 4) Transformer size : 25 MVA 5) Electrode diameter : 18” 6) Alternative energy :

(1)
(PTI) 2 injectors for one furnace
(2)
Lance manipulator : 2 sets

(consumable lance) 7) Tap to tap time : 85 min.

2. CCM 8) Quantity : 1 set 9) Radius : 5 m 10) 4 Strands 11) Mould size : 130 * 130 mm 12) Cut to length : max. 3.2 m 13) Casting speed : 2.4m/min. for

130 sq. mm 14) Mould oscillation : mechanical drive 15) Strand cutting : by hydraulic shear

B. Rolling mill

#1. Rolling mill equipment #2. Rolling mill equipment

3. Production records

#1 Rolling mill equipment 1) Layout 2) Pass schedule 3) Roughing mill reduce gear 4) Intermidiate finishing reduce gear 5) Mill stands 6) Shear 7) Cooling bed 8) Conveyors 9) Reheating furnace

1. Layout

  1. Pass schedule
  2. 3. Roughing mill reduce gear
  3. 4. Intermidiate finishing reduce gear
  4. 5. Mill stands
  5. 6. Shear
機器設備編號 #1,#2 stand #3,#4stand #5,#6,#7 stand
equipment number G/R P/S G/R P/S G/R P/S
型號 type B55-SFW A/2KD48 B50-SFW A/2KD48 A44-SFW A/2KD48
輸出功率 power transmitted(kw) 410KW 410KW 522KW 522KW 746KW 746KW
輸入轉速 input speed(r.p.m) 436r.p.m 31.4r.p.m 436r.p.m 61.88r.p.m 436r.p.m 143.06r.p.m
輸出轉速 #1: 9.4rpm #3: 16.11rpm #5: 29.5rpm
31.41r.pm 61.88r.pm 143.1r.pm #6: 38.8rpm
output speed(r.p.m) #2: 11.8rpm #4: 21.77rpm #7: 50.3rpm
減速比 #1: 1/3.33 #3: 1/3.84 #5: 1/4.84
1/13.88 1/7.05 1/3.05 #6: 1/3.68
gear ratio #2: 1/2.67 #4: 1/2.84 #7: 1/2.84
操作係數 service factor 2 2 2 2 2 2
潤滑油規格 lub. Spec. ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220
油量 oil flow rate 44L/min 100L/min 45L/min 92L/min 30Lmin 374Lmin
重量 weight 5600kg 29000kg 4400kg 27000kg 2080kg 35600kg
馬力 motor power AC 650HP*16P AC 650HP*16P AC 1000HP*16P
機器設備編號 equipment number #10,#11stand #12,#13stand #14stand #15stand
G/R G/R G/R G/R
輸出功率 power transmitted(kw) 1000HP 1200HP 450KW 800HP
輸入轉速 input speed(r.p.m) 580r.p.m 580r.p.m DC 600/1500 r.p.m 600/1500 r.p.m
輸出轉速 #10: 102.381r.p.m #12: 188.55r.p.m 151.52 ~ 178.57 ~
output speed(r.p.m) #11: 139.41r.p.m #13: 254.16.p.m 378.79 r.p.m 446.428 r.p.m
減速比 #10: 1/5.665 #12: 1/3.076 1/3.96 1/3.36
gear ratio #11: 1/4.160 #13: 1/2.282
操作係數 service factor 2 2 2 2
潤滑油規格 lub. Spec. ISO VG 220 ISO VG 220 ISO VG 223 ISO VG 224
二重齒輪 M16*21T
pinion stand 6sets(spare*2)
油量 oil flow rate 50L/min 50L/min 50L/min 50L/min
馬力 motor power AC 500kw*12P AC 500kw*12P DC 450KW DC 800HP
位置 location 粗軋 roughing mill 中軋 intermediate mill 精軋 finishing mill
機台編號 stand number #1~#7stand #10~#13stand #14~#15stand
機型 type horizontal horizontal horizontal
輥徑 roll diameter 480/450(max/min) 360/325(max/min) 370/600(max/min)
輥頸(Φ) roll neck 290 190 200
輥體長(mm) roll barrel length 850 700 600
重量(kg) weight 1530 700 700
軸承 bearing fiber four rows+two trust load four rows+two trust load
間隙調整 gap adjust manually manually manually
機器設備名稱 equipment number 粗剪機 Roughing Flying shear 冷剪機 cold shear 圓盤剪 disc shear 夾輪機 pinch roller
用途 service cut nose and cobble bar cut to length cut length to cooling bed driving of rolled stock.
型式 type 曲柄式 crank type ____________ belt belt
驅動馬力 driver power AC 37kw*6P 100HP*6P AC 7.5HP*4P*2 AC 20HP*4P
復歸馬力 rest power AC 5KW*6P
聯軸器 coupling gear coupling pulley, belt, flywheel belt belt
剪切能力 cut force 55 mm.sq D32*15pcs(600t) D10~D29 D19~D36
驅動器 drive device power AIR AIR AIR AIR
cut clutch Wichita ATD-224HLIC YS70035335(35") ___________ roller :220Φ*70t*1 250Φ*50t*1
rest clutch Wichita ATD-218HLIC
brake Wichita ATD-214HLIB
潤滑油 lub. Spec. ISO VG 220 ISO R68
潤滑方式
lub. Method pump forced
刀片 blade 180L*105W*35t 800w*100H*50t 380Φ*15t ________
備品 spare 1set _______ 2 sets 1 set
    1. 7. Cooling bed
    2. 8. Conveyors
  1. 9. Reheating furnace
機器設備編號 equipment number cooling bed
主要組成 main components run in angle,brake,kick off,fixed rakes,movable rakes,drive group,run out device
型式 type rake type
長度 length 60m
寬度 width 5.7m
齒距 rake pitch 75mm
偏心度 bias(partiality) 37.5mm
馬力 motor power 75HP*6P
型式 type LAS-320
傳動扭力 640 kg-m
驅動裝置 drive device 制動 brake 電磁式離合器 electromagnet clutch and brake
作動週期 cycle time 2.74sec
潤滑油規格 lub. Spec. ISO VG 220
潤滑方式 lub. Method 強制給油及冷卻 pump forced and cooling
輸入轉速 input speed(r.p.m) 900 r.p.m
減速箱 gear box 輸出轉速 output speed(r.p.m) 30 r.p.m
減速比 gear ratio 1/30.0
位置location 爐入口 furnace entry side 爐出口 furnace exit side 粗軋後 Roughing Mill entry side 中軋前 intermediate Mill entry side 冷床後 cooling bed run out 剪床前 cold shear entry 剪床後 cold shear exit 包裝區 bundling area
-1 -2 -3
總長(approx.) overall length(m) 10 10 8 8 30 15 60 15 32 25
減速馬達 gear motor HP 5HP*4P 10HP*4P 2HP*4P 5HP*4P 5HP*4P 5HP*4P 7.5HP*4P 7.5HP*4P 7.5HP*4P 5HP*4P
ratio 1:29 1:17 1:17 1:17 1:11 1:11 1:17 1:17 1:17 1:17
N0 2 2 15 2 3 2 4 1 3 3
滾輪 roller 外徑(Φ) diameter 267 318 318 318 216 216 318 318 267 267
滾長(mm) barrel length 230 380 600 850 350 800 800 800 800 800
間距(m) roll pitch 0.5 0.6 0.45 0.55 1 1 1.5 1.5 0.7 1.2
數量N0 17 15 15 13 28 13 40 9 42 20
主要組成 main components furnace, blower,burner,pusher,oil pump,control system,
型式 type pusher type
長度 length(approx.) 22m
寬度 width(approx.) 3.5m
鋼胚 bilet sq. 120~130mm sq.
length 2.2m~2.75m
motor power 100HP*4P
blower 220 m3/min
燃燒裝置 burner device Capacity 900mmaq
burner Type low pressure
Capacity 300 L/hr
N0 6 sets
control unit oil valve,oil pump, damper, thermorcouple, oil flow meter H/M control computer

Part 2

#2 Rolling mill equipment

1) Layout 2) Pass schedule 3) Roughing mill reduce gear 4) Intermidiate finishing reduce gear 5) Mill stand 6) Shear 7) Cooling bed 8) Conveyors 9) Reheating furnace

1. Layout

2. Pass schedule

  1. 3. Roughing mill reduce gear
  2. 4. Intermidiate finishing reduce gear
  3. 5. Mill stands
  4. 6. Shear
機器設備編號 equipment number #1,#2 stand #3,#4stand #5,#6,#7 stand
G/R P/S G/R P/S G/R P/S
型號 B545-SFW A985A1165/ B500-SFW A955A1195/ A435-SFW 4A/3KD480-
Type 2KD480 2KD480 SFW
輸出功率 power transmitted(kw) 410KW 410KW 485KW 485KW 746KW 746KW
輸入轉速 input speed(r.p.m) 436r.p.m 29.26r.p.m 436r.p.m 52.27r.p.m 436r.p.m 143.1r.p.m
輸出轉速 #1: 8.77rpm #3: 14.91rpm #5: 27.69rpm
29.26r.pm 57.27r.pm 143.1r.pm #6: 37.32rpm
output speed(r.p.m) #2: 10.97rpm #4: 20.15rpm #7: 50.49rpm
減速比 #1: 1/3.33 #3: 1/3.51 #5: 1/5.16
1/14.9 1/7.61 1/3.05 #6: 1/3.83
Gear ratio #2: 1/2.67 #4: 1/2.59 #7: 1/2.83
操作係數 service factor 2 2 2 2 2 2
潤滑油規格 lub. Spec. ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 220
油量 oil flow rate 44L/min 110L/min 45L/min 110L/min 30Lmin 374Lmin
重量 weight 5600kg 29000kg 4400kg 27000kg 2080kg 35600kg
馬力 motor power AC 650HP*16P AC 650HP*16P AC 1000HP*16P
機器設備編號 equipment number #8,#9stand #10,#11stand #12,#13stand #14,#15stand #16,#17stand #18stand #19stand
G/R G/R G/R G/R G/R G/R G/R
輸出功率 power transmitted(kw) 500KW 500KW 500KW 500KW 500KW 300KW 300KW
輸入轉速 input speed(r.p.m) 580r.p.m 580r.p.m 580r.p.m 580r.p.m 580r.p.m DC 500/1500 r.p.m 500/1500 r.p.m
輸出轉速 #8:34.016r.p.m #10:70.818r.p.m #12:129.32r.p.m #14:264.107r.p.m #16:444.785r.p.m 236.84 ~ 284.314 ~
output speed(r.p.m) #9:46.875r.p.m #11:95.522r.p.m #13:174.00.p.m #15:343.953.p.m #17:563.654.p.m 710.526 r.p.m 852.941 r.p.m
減速比 #8: 1/17.05 #10: 1/8.190 #12: 1/4.48 #14: 1/2.196 #16: 1/1.304 2.111 1.7586
gear ratio #9: 1/12.37 #11: 1/6.072 #13: 1/3.33 #15: 1/1.686 #17: 1/1.029
操作係數 service factor 2 2 2 2 2 2 2
潤滑油規格 lub. Spec. ISO VG 220 ISO VG 220 ISO VG 220 ISO VG 221 ISO VG 222 ISO VG 223 ISO VG 224
二重齒輪 M16*21T M14*22T M12*23T
pinion stand 2sets(spare*1) 2sets(spare*1) 2sets(spare*1) 6sets(spare*1)
油量 oil flow rate 50L/min 50L/min 50L/min 50L/min 50L/min 35L/min 35L/min
馬力 motor power AC 500kw*12P AC 500kw*12P AC 500kw*12P AC 500kw*12P AC 500kw*12P DC 300KW DC 300KW
位置 location 粗軋 roughing mill 中軋 intermediate mill 精軋 finishing mill
機台編號 stand number #1~#7stand #8~#9stand #10~#13stand #14~#19stand
機型 type horizontal horizontal horizontal horizontal
輥徑 roll diameter 480/450(max/min) 350/325(max/min) 330/300(max/min) 290/260(max/min)
輥頸(Φ) roll neck 290 180 180 150
輥體長(mm) roll barrel length 850 800 800 600
重量(kg) weight 1530 750 700 410
軸承 bearing fiber fiber fiber four rows+two trust load
間隙調整 gap adjust manually manually manually manually
equipment number Roughing Flying shear Intermediate Flying shear cold shear disc shear pinch roll
用途 Service cut nose and cobble cut nose, tail and cobble bar cut length cut length to cooling bed driving of rolled stock.
型式 Type 曲柄式 crank type ____________ fly wheel belt belt
驅動馬力 driver power AC 37kw*6P AC 30KW*6P 100HP*6P AC 7.5HP*4P*2 AC 20HP*4P
復歸馬力 rest power AC 5KW*6P AC 3.7KW*6P 1:17
聯軸器 coupling gear coupling gear coupling pulley, belt, flywheel belt belt
剪切能力 cut force 55 mm.sq 25 mm.sq D32*10pcs(300t) D10~D29 D19~D36
驅動器 drive device power AIR AIR AIR AIR AIR
cut clutch Wichita ATD-224HLIC Airflex 16CB500 YS70035330(30") ___________ _____________________
Rest clutch Wichita ATD-218HLIC Airflex 10CB300
Brake Wichita ATD-214HLIB Airflex 14VC500
潤滑油 ISO VG 220 ISO VG 460 ISO R68 axis horizontal
lub. Spec. roll number 2
潤滑方式 roll diameter 160Φ
lub. Method pump forced oil dip roll barrel length 50t
刀片 Blade 180L*105W*35t 150L*100W*25t 800w*100H*50t 380Φ*15t _______________
備品 Spare 1set 2sets _______ 2 sets 1 set
    1. 7. Cooling bed
    2. 8. Conveyors
  1. 9. Reheating furnace
機器設備名稱 equipment cooling bed
主要組成 main components run in angle,brake,kick off,fixed rakes,movable rakes,drive group,run out device
型式 type rake type
長度 length 72m
寬度 width 5.7m
齒距 rake pitch 58mm
偏心度 bias(partiality) 29mm
馬力 motor power 75HP*6P
型式 type LAS-320
傳動扭力 640 kg-m
驅動裝置 drive device 制動brake 電磁式離合器 electromagnet clutch and brake
作動週期 cycle time 2.74sec
潤滑油規格 lub. Spec. ISO VG 220
潤滑方式 lub. Method 強制給油及冷卻pump forced and cooling
輸入轉速 input speed(r.p.m) 900 r.p.m
減速箱 gear box 輸出轉速 output speed(r.p.m) 30 r.p.m
減速比 gear ratio 1/30.0
位置location 爐入口 furnace entry side 爐出口 furnace exit side 粗軋前 Roughing Mill entry side 中軋前 intermediate Mill entry side 冷床後 cooling bed run out 剪床前 cold shear entry 剪床後 cold shear exit 包裝區 bundling area
-1 -2
總長(approx.) overall length(m) 10 3 4 3.5 16 80 13 16 32
減速馬達 gear motor HP 5HP*4P 5HP*4P 7.5HP*4P 5HP*4P 5HP*4P 15HP*4P 5HP*4P 5HP*4P 5HP*4P
ratio 1:29 1:17 1:17 1:17 1:11 1:17 1:17 1:17 1:17
N0 2 1 1 1 2 4 1 2 4
滾輪 roller 外徑(Φ) diameter 267 318 318 318 216 318 318 216 216
滾長(mm) barrel length 230 600 490 850 600 800 800 800 800
間距(m) roll pitch 0.5 0.4 0.4 0.4 1.0 1.5 1.5 1.0 1.0
數量N0 17 5 8 7 15 48 8 15 31
主要組成 main components furnace, blower,burner,pusher,oil pump,control system, heat exchanger
型式 type pusher type
長度 length(approx.) 26m
寬度 width(approx.) 3.2m
鋼胚 bilet sq. 120~130mm sq.
length 1.8m~2.45m
motor power 100HP*4P
blower 370 m3/min
燃燒裝置 burner device capacity 600mmaq
burner type high pressure
capacity 300 L/hr
N0 6 sets
control unit oil valve,oil pump, damper, thermorcouple, oil flow meter H/M control computer

Part 3 Production records

  1. Monthly production
  2. Daily production
  3. Best records of each size

1. Monthly production

ton

軋二產量 9612 25,692.444

2. Daily production
ton
軋鋼產量 970326 2,105.371
軋鋼產量 970516 2,073.340

3. Best records of each size

軋一各稱號單日產能紀錄()

稱號 產能 日期
D39 865.471 92729
D36 1134.660 911222
D32 1231.650 97516
D29 1032.462 97226
D25 1230.643 97418
D22 1150.376 97213
D19 919.941 97415

軋二各稱號單日產能紀錄()

稱號 產能 日期
D22 890.830 9177
D19 1086.074 97510
D16 999.450 961121
D13 959.837 9723
D10 817.839 9572