Technical Specification for Melt Shop
A. Melt shop equipment
- Main features of equipment
- EAF equipment
- 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
- Pass schedule
- 3. Roughing mill reduce gear
- 4. Intermidiate finishing reduce gear
- 5. Mill stands
- 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 | |
- 7. Cooling bed
- 8. Conveyors
- 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
- 3. Roughing mill reduce gear
- 4. Intermidiate finishing reduce gear
- 5. Mill stands
- 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 | |
- 7. Cooling bed
- 8. Conveyors
- 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
- Monthly production
- Daily production
- Best records of each size
1. Monthly production
ton
軋二產量 96年 12月 25,692.444
| 2. Daily production | ||
|---|---|---|
| ton | ||
| 軋鋼產量 | 97年 03月 26日 | 2,105.371 |
| 軋鋼產量 | 97年 05月 16日 | 2,073.340 |
3. Best records of each size
軋一各稱號單日產能紀錄(噸)
| 稱號 | 產能 | 日期 |
|---|---|---|
| D39 | 865.471 | 92年7月29日 |
| D36 | 1134.660 | 91年12月22日 |
| D32 | 1231.650 | 97年5月16日 |
| D29 | 1032.462 | 97年2月26日 |
| D25 | 1230.643 | 97年4月18日 |
| D22 | 1150.376 | 97年2月13日 |
| D19 | 919.941 | 97年4月15日 |
軋二各稱號單日產能紀錄(噸)
| 稱號 | 產能 | 日期 |
|---|---|---|
| D22 | 890.830 | 91年7月7日 |
| D19 | 1086.074 | 97年5月10日 |
| D16 | 999.450 | 96年11月21日 |
| D13 | 959.837 | 97年2月3日 |
| D10 | 817.839 | 95年7月2日 |