1. No category

Industry Roundup
AIST 2014 North American
Hot Strip Mill Roundup
AIST Roundup data is intended for reference information only. No warranty is implied.
Mill builder
Company and location
Start-up/
modernization
Mechanical/
electrical
Nominal width
Max./
avg.
width
(inches)
Max./
avg.
width
(mm)
63/46
1,600/
1,170
Capacity
Million
Million metric
tons/
tons/
year
year
Slab sizes
Finished
sizes
Thickness
(inches)
x length
(feet)
Thickness
(mm) x
length (m)
Thickness
x width
(inches)
Canada
ArcelorMittal Dofasco Inc.
Hamilton, Ont.
1983/1987,
2001
Dominion
Engineering
Works/Hitachi
GE/Toshiba
Essar Steel
Essar Steel Algoma Inc.
106" Strip Mill
Sault Ste. Marie, Ont.
1982
Dominion
Engineering
Works
Direct Strip Production
Complex
Sault Ste. Marie, Ont.
1997
United States Steel
Corporation
Lake Erie Works
Nanticoke, Ont.
100 max. 2,540
4.6
4.2
8–10 x
15–37
203–254 x
4.6 –11.2
0.060–
0.500 x
30–62
0.75
strip +
0.45
plate
0.68
strip +
0.41
plate
8.2 x 32.2
208 x 9.8
0.059–0.05
x 30–100
0.057–
0.625 x
31.5–63
Danieli United/
Siemens
63/53
1,600/
1,340
2.2
2.0
1983/
1988–2000
Wean United,
Dominion
Engineering
Works/CGE,
GE
80/52
2,032/
1,330
2.5
2.3
8–9.5 x
14–33
203–241 x
4.2–10
1967/1992,
1995
Hitachi, United
Engineering/
GE
64/44
1,625/
1,125
3.1
2.5
8 x 18.5–38
203 x
5.6–11.6
1994/Mod.
1994/1996/
2001–2002
Blaw-Knox
(original),
United/GE
(revamp)
60/40
1,524/
1,067
2.8
2.5
7–10 x
20–40
178–254 x
6.1–12.2
0.075–
0.0614 x
33–60
1994/2nd
caster
1998/2nd
downcoiler
2000
SMS Demag/
Siemens
54/44
1,371/
1,118
1.7
1.5
2.1 x 144.3
53 x 43.7
0.036–
0.500 x
36–54
3–3.3 x 95.8 78–85 x 29
0.080–
0.625 x
35–74
Mexico
Altos Hornos de Mexico
(AHMSA)
Monclova, Coah.
Ternium Mexico
Ternium APM
Pesquería, N.L.
Ternium Hylsa
San Nicolas de los Garza,
N.L.
0.060–
0.500 x
23–64
AGC = Automatic Gauge Control; AJC = Automatic Jump Control; CNP = Combined Numerical Profile; CVC = Crown Variable Control
Interested in becoming a member of the AIST Hot Sheet Rolling Technology Committee? Contact Ken Landau at [email protected]
138 ✦ Iron & Steel Technology
A Publication of the Association for Iron & Steel Technology
Sponsored by
Finished
sizes
Thickness
x width
(mm)
1.52–
12.70 x
762–1,575
1.50–
12.70 x
762–2,540
1.45–
15.88 x
800–1,600
Coil sizes
Rated
max.
PIW/
avg. coil
weight
(tons)
1,100/22
800/20.5
1,000/22
Specific
weight (kg/
cm width)/
avg. coil
weight
(metric tons)
196/20
143/18.6
179/20
Reheat
furnaces
Roughing
mill
Heat retention system
Number
and type
(manufacturer)
Type of
stands/
edgers
Number
and type
Finishing mill
Runout
table
cooling
Coiler
Number and type
Number
and type
Number
and type
Seven 4-high stands
One 2-high
12 heat
Two
with electric loopers, WR
Three downreversing with
retention
18 banks,
12-zone WB
bending and shifting,
coilers, four
attached entry panels and
laminar flow
(Italimpianti)
hydraulic AGC, and CNP
wrapper rolls
edger
edge heating
crown control
Three
pusher
Two tunnel
(Bricmont)
One 2-high
rougher with
edger, one
4-high plate
mill with
rougher
Coilbox
Six 4-high with five
loopers
Laminar flow
Two
(top), sprays
downcoilers
(bottom)
20 variable
Single stand, 19 gas-fired
Six positive and
flow, laminar
single pass
covers on
negative roll bending and headers
with hydraulic
transfer
shifting
(top); sprays
edger
tables
(bottom)
Two hydraulic coilers,
three wrapper rolls with
step control
190/22
Two pusher
One 4-high
(Salem), one reversing with
WB (Stein- close-coupled
Huertey)
edger
Coilbox
Five 4-high with four
loopers (three pneu36 into
matic, one low-inertia
six banks,
Two
electric), WR bending on
laminar flow downcoilers
all stands, short-stroke
headers
hydraulic cylinder on
stands 3–5
179/18.1
One 4-high
Two 10-zone reversing mill
WB (Davy) with two vertical edgers
Six heat
retention
panels
Six 4-high stands with
28 into
four loopers, WR bend- four banks,
Two
ing and shifting on
laminar flow downcoilers
stands 4–6
headers
1.9–15.60 x
1,000/25.4
838–1,524
179/23
One 9-zone
One 4-high
pusher
reversing
(Salem), one
with attached
9-zone WB
edger
(Techint)
Coilbox
Six 4-high stands with
long stroke cylinder
hydraulic loopers
21 water all
Two
headers
downcoilers
0.91–
12.70 x 1,000/19.8
914–1,372
179/18
Two tunnel
furnaces
Six 4-high stands with
five loopers, WR bending and shifting on all
stands, CVC
26 into
nine banks,
Two
laminar flow downcoilers
headers
2.03–
15.88 x 1,065/24.3
889–1,880
1.22–12.70
x
584–1,626
1,000/20
—
—
HAGC = Hydraulic Automatic Gauge Control; RRM = Reversing Roughing Mill; VSB = Vertical Scalebreaker; WB = Walking Beam; WR = Work Roll
Data is supplied by the AIST Hot Sheet Rolling Technology Committee. Please send updates or corrections to Ken Landau at [email protected].
AIST.org November 2014 ✦ 139
Industry Roundup
AIST 2014 North American Hot Strip Mill Roundup
Mill builder
Company and location
Ternium Hylsa (cont’d)
Nominal width
Capacity
Max./
avg.
width
(inches)
Max./
avg.
width
(mm)
2007
automizaOld mill 1923,
tion, rougher
Revamping
and mill;
1964 LEWIS
new reheat
furnace
44/36
1,118/
914
1.1
1957
Bliss,
Continental/
Westinghouse
50/40
1,970/
1,575
0.7
1974/1990,
2002, 2007
Blaw-Knox
62.4
max.
1,585
max.
1952/1995
United, Bliss/
Siemens VAI
50/48
1,970/
1,890
0.6
United/
1966/1991 Westinghouse,
Siemens
80/52
3,150/
2,050
Start-up/
modernization
Mechanical/
electrical
Million
Million metric
tons/
tons/
year
year
Slab sizes
Finished
sizes
Thickness
(inches)
x length
(feet)
Thickness
(mm) x
length (m)
Thickness
x width
(inches)
1.0
7–10 x
16–20
178–254 x
4.8–6.1
0.059 x
28–44
0.6
8 x 18–24
200 x
5.5–7.3
0.068–
0.250 x
25–50
8–10 x
14.3–33.5
203–254 x
4.3–10.2
0.058–
0.525 x
26.9–62.4
0.5
5.3 x 24–48
135 x
7.3–14.6
0.080–
0.500 x
25–50
6.0
5.4
8–10 x
14–34
200–250 x
4.3–10.4
0.070–
0.375 x
25–80
United States
AK Steel Corp.
Butler, Pa.
Dearborn, Mich.
2.8
2.5
current, current,
3.6
4.0
capable capable
Mansfield, Ohio
Middletown, Ohio
Allegheny Ludlum
Brackenridge, Pa.
Mid-1990s
most recent
MESTA/GE
48 max.
1,219
max.
0.65
0.6
8
203
0.100–0.32
x 36–51.5
2010
SMS Siemag
—
1,860
max.
6.0
5.3
7–9.5
180–240
0.059–1 x
32–73
AM/NS Calvert LLC
Calvert, Ala.
AGC = Automatic Gauge Control; AJC = Automatic Jump Control; CNP = Combined Numerical Profile; CVC = Crown Variable Control
Interested in becoming a member of the AIST Hot Sheet Rolling Technology Committee? Contact Ken Landau at [email protected]
140 ✦ Iron & Steel Technology
A Publication of the Association for Iron & Steel Technology
Sponsored by
Finished
sizes
Thickness
x width
(mm)
Coil sizes
Rated
max.
PIW/
avg. coil
weight
(tons)
1.40 x
1,000/12.4
711–1,117
1.7–6.4 x
762–1,525
1.47–
13.34 x
683–1,585
2.0–12.7 x
762–1,525
650/10.0
1,034/20
815/18.0
1.8–9.5 x
1,100/25.2
762–2,030
2.54–8.26 x
914–1,308
1.5–25.4 x
800–1,860
450
—
Specific
weight (kg/
cm width)/
avg. coil
weight
(metric tons)
179/11.2
Reheat
furnaces
Roughing
mill
Heat retention system
Number
and type
(manufacturer)
Type of
stands/
edgers
Number
and type
Finishing mill
Runout
table
cooling
Coiler
Number and type
Number
and type
Number
and type
One 2-high
reversing mill
One 9-zone
with attached
WB (Techint,
edger, one
2007)
4-high
reversing mill
Thermal
covers
Six 4-high stands with
screwdown mechanical loopers, backup roll
bending
9 sections (six
top, three
One
bottom),
downcoiler
laminar flow
headers
One reversing
4-high universal mill/two
edgers
Insulated
cover
Top — 21
Five 4-high stands, four
laminar, botTwo
electric loopers, WR
tom — 60 downcoilers
bending on stand 5
headers
116/9.0
Four pushers, three
zones
185/18.1
Two 2-high,
14 laminar
Three
two 4-high; Eight banks, Seven 4-high, six electric
banks, two
8-zone WB one VSB; three three panels/ loopers and WR bending
Three coilers
headers/
(Swindell) close-coupled
bank
on stands 4–7
bank
edgers
Insulated
cover
Top —
U-tubes,
Six 4-high stands, five
four main
One downhydraulic loopers, WR and four trim coiler, four
bending on stands 5–6
sections; blocker rolls
bottom —
50 headers
196/22.9
Three 2-high,
One pusher, three 4-high
five zones,
with vertical
and three
scalebreaker
WBs, eight
and five
zones
attached
edgers
None
Top —
laminar 40
Seven 4-high stands
headers in
with six loopers, HAGC
10 banks; Three downstands 5–7, pair cross
bottom — coilers, two
stands 4–7, bending
213 headers wrapper rolls
stands 3–7, ORG stand 7 on three
pressurereg. valves
80
One 2-high
reversing mill
Two pusher
with attached
(Salem and
edger, one
Rust)
4-high reversing mill
None
—
Three WB
(Tenova LOI
Italimpianti)
146/16.3
One WB,
five zones
One reversing
2-high
universal mill/
two edgers
Six 4-high stands
One 2-high
with rougher;
Seven 4-high with HAGC
Heat shields
one 4-high
and CVC
with rougher
—
Two
downcoilers
Laminar
cooling
Three
downcoilers
HAGC = Hydraulic Automatic Gauge Control; RRM = Reversing Roughing Mill; VSB = Vertical Scalebreaker; WB = Walking Beam; WR = Work Roll
Data is supplied by the AIST Hot Sheet Rolling Technology Committee. Please send updates or corrections to Ken Landau at [email protected].
AIST.org November 2014 ✦ 141
Industry Roundup
AIST 2014 North American Hot Strip Mill Roundup
Mill builder
Company and location
ArcelorMittal
Burns Harbor
Burns Harbor, Ind.
Cleveland Works
Cleveland, Ohio
Start-up/
modernization
Mechanical/
electrical
Nominal width
Max./
avg.
width
(inches)
Max./
avg.
width
(mm)
Capacity
Million
Million metric
tons/
tons/
year
year
Slab sizes
Finished
sizes
Thickness
(inches)
x length
(feet)
Thickness
(mm) x
length (m)
Thickness
x width
(inches)
1966/
mod.
1986/1998
2003
United
Engineering
76
1,930
4.5
4.1
10 x
11.5–32
254 x
3.5–9.8
0.057–
0.500 x
26–76
1971/1988–
1998,
2003–2005
MESTA/GE
73/56
1,855/
1,420
3.3
3.0
5–10 x
17.8–32.3
127–254 x
5.4–9.8
0.056–
0.725 x
28–75
1965/1990/
1992/2001
United
Engineering
74/47
1,880/
1,195
5.4
4.9
8–10 x 32
203–254 x
9.7
0.071–
0.375 x
28–74
1968/1990
MESTA/
Westinghouse
48/48
1,980/
1,220
4
3.6
7–11 x
13.7–36.3
178–279 x
4.2–10.9
0.073–
0.640 x
25–76
1996
SMS/Siemens
62/48
1,575/
1,220
1
0.9
2.1 x 155
54 x 47
0.042–
0.670 x
36–62.4
1958/1969,
1974, 1976,
1989–1992,
1997
Kaiser
Engineering/
GE
72/48
1,830/
1,065
3
2.7
7–9 x 14–36
178–229 x
4.2–10.9
0.054–
0.625 x
28–74
1995/sixth
finishing
stand;
added 1996
SMS
64.5/53
1,638/
1,320
1.7
1.5
2.2–2.6 x
40–130
55–65 x
12.1–39.6
0.055–
0.685 x
40.5–64
Indiana Harbor East
East Chicago, Ind.
Indiana Harbor West
East Chicago, Ind.
Riverdale, Ill.
California Steel Industries
Fontana, Calif.
Gallatin Steel
Ghent, Ky.
AGC = Automatic Gauge Control; AJC = Automatic Jump Control; CNP = Combined Numerical Profile; CVC = Crown Variable Control
Interested in becoming a member of the AIST Hot Sheet Rolling Technology Committee? Contact Ken Landau at [email protected]
142 ✦ Iron & Steel Technology
A Publication of the Association for Iron & Steel Technology
Sponsored by
Finished
sizes
Thickness
x width
(mm)
1.45–
12.70 x 1,085/22.1
610–1,943
1.42–
18.40 x 1,250/22.5
711–1,905
1.80–9.53 x
1,050/21
711–1,880
1.85–
16.26 x 1,250/25.2
635–1,930
1.07–
17.00 x
914–1,585
1.37–
15.88 x
711–1,880
1,000/21
1,020/20
1.40–
17.40 x 1,000/23.5
1,029–1,626
Coiler
Number and type
Number
and type
Number
and type
Roughing
mill
Heat retention system
Number
and type
(manufacturer)
Type of
stands/
edgers
Number
and type
194/20
Three
5-zone
pusher
(Rust)
Two 2-high,
three 4-high
with edgers on
last 4 stands
None
Seven stands with
HAGC, 125-ton roll
bending and hydraulic
loopers on last three
Three down10 banks
coilers,
top/bottom,
two wrapper
U-tubes
rolls
223/20.4
Three
5-zone
pusher
(Lotus)
Three 2-high
and two
4-high, with
4 edgers
and vertical
scalebreaker
Eight homemade
panels,
no sides
— passive
Seven 4-high stands,
electric loopers on
stands 1–4, hydraulic
loopers on stands 5–7,
120-ton bending on
stands 4–7
120 laminar
headers
One vertical,
one horizontal
scalebreaker;
two 2-high
Heat retenand three
tion panels
4-high, with
edgers on
R1–R5
Six 4-high stands with
five loopers
10 banks,
Three
laminar flow,
downcoilers
U-tubes
Coil sizes
Rated
max.
PIW/
avg. coil
weight
(tons)
Finishing mill
Runout
table
cooling
Reheat
furnaces
Specific
weight (kg/
cm width)/
avg. coil
weight
(metric tons)
188/19
223/22.9
179/19
182/18.1
179/21.3
Three WB
Six roughing
mills (three
Heat reten2-high and
tion panels Seven F/M/electromech.
Three push- three 4-high),
top side,
screws and loopers
er (Rust)
vertical scale six sections (82,000 hp), roll bending
breaker,
three panels
on stands 4–7
R3–R6 with
each
edgers
—
—
Six: one
2-high reducTwo hydrauing sizing
lic WB (one
block; five
Chugai-Ro, 4-high reducone Core)
ers; edgers
on last four
stands
—
—
One tunnel
furnace
None
One tunnel
furnace with
nine zones
Seven 4-high with six
loopers
Two downcoilers,
all
pneumatic,
manual
11 sections,
4 tandem
banks/section top and
bottom,
laminar flow
Three
coilers,
pneumatic
Seven
banks,
laminar
One
downcoiler
Five banks,
Six 4-high with five loop- 80 headers
Two
ers and WR bending on top and botdowncoilers
the last four stands
tom, laminar
flow
Six 4-high with five
loopers
Two norm,
28 micro
with eight
One
trim (80 total downcoiler
headers top
and bottom)
HAGC = Hydraulic Automatic Gauge Control; RRM = Reversing Roughing Mill; VSB = Vertical Scalebreaker; WB = Walking Beam; WR = Work Roll
Data is supplied by the AIST Hot Sheet Rolling Technology Committee. Please send updates or corrections to Ken Landau at [email protected].
AIST.org November 2014 ✦ 143
Industry Roundup
AIST 2014 North American Hot Strip Mill Roundup
Mill builder
Company and location
NLMK
NLMK Pennsylvania
Farrell, Pa.
NLMK Indiana
Portage, Ind.
Start-up/
modernization
Mechanical/
electrical
Nominal width
Max./
avg.
width
(inches)
Max./
avg.
width
(mm)
Capacity
Million
Million metric
tons/
tons/
year
year
Slab sizes
Thickness
(inches)
x length
(feet)
Finished
sizes
Thickness
(mm) x
length (m)
Thickness
x width
(inches)
1966/1999
United
Engineering
53.5/45
1,370/
1,145
2
1.8
8–10 x 29.5
203–254 x
8.9
0.059–
0.648 x
33–53.5
1992/2006
Sack/MESTA/
Danieli/
Converteam
60/49
1,530/
1,245
1.1
1.0
8 x 38
203 x 11.5
0.070–0.75
x 32–61
1997
Danieli
61/49
1,549/
1,244
3
2.7
3.9 x 80
100 x 24.2 0.051–0.50
NorthStar BlueScope Steel
Delta, Ohio
Nucor Corp.
Nucor Steel–Arkansas
Hickman, Ark.
1992
SMS/Siemens 64.4/53
1,635/
1,346
2.5
2.3
2.4 x
60–140
60 x
18.2–42.4
0.055–
0.625 x
36–64.4
1996
SMS/Siemens
75/53
1905/
1,346
2.5
2.3
2.2 x
50–170
54 x
15.2–51.5
0.055–
0.625 x
36-75
1996
MHI/INNSE/
Siemens
65/53
1,651/
1,346
2.5
2.3
3.5 x
60–120
90 x
18.2–36.4
0.055–
0.750 x
36–65
55/49
1,397/
1,245
2.1
1.9
2 x 50–150
50 x
15.2–45.5
0.0580.625 x
36–55
62/53
1,588/
1,346
3.0
2.7
2.4 x 155
62 x 47.2
0.043–
0.500 x
39–62.5
Nucor Steel–Berkeley
Huger, S.C.
Nucor Steel–Decatur LLC
Trinity, Ala.
Nucor Steel–Indiana
Crawfordsville, Ind.
1989: four
stands;
1992 added SMS/Siemens
F5; 1995
added F6
Steel Dynamics Inc.
Butler, Ind.
1996
SMS/Siemens
AGC = Automatic Gauge Control; AJC = Automatic Jump Control; CNP = Combined Numerical Profile; CVC = Crown Variable Control
Interested in becoming a member of the AIST Hot Sheet Rolling Technology Committee? Contact Ken Landau at [email protected]
144 ✦ Iron & Steel Technology
A Publication of the Association for Iron & Steel Technology
Sponsored by
Finished
sizes
Thickness
x width
(mm)
Coil sizes
Rated
max.
PIW/
avg. coil
weight
(tons)
Roughing
mill
Heat retention system
Number
and type
(manufacturer)
Type of
stands/
edgers
Number
and type
Finishing mill
Runout
table
cooling
Coiler
Number and type
Number
and type
Number
and type
179/21.8
Three
3-zone
One 4-high
pusher (two reversing with
Rust, one
edger
Salem)
Coilbox
Six 4-high AGC
capsules with five
hydraulic loopers
1,020/25
182/22.7
One pusher
(OFU)
One 2-high
reversing
Coilbox
Five 4-high finishing
20 laminar
banks
One hydraulic w/AJC
1,000/23.5
179/21.3
—
Two 4-high,
one edger
One tunnel
furnace,
one heated
transfer
Six 4-high with one
edger, loopers and WR
bending
20
Two
downcoilers
1.50–
16.56 x
838–1,359
1,000/24
1.78–
19.00 x
813–1,549
1.30 x
12.70
1.40–
15.88 x 1,050/23.5
914–1,635
1.40–
15.88 x 1,165/23.5
914–1,905
1.40–
19.05 x
914–1,651
Specific
weight (kg/
cm width)/
avg. coil
weight
(metric tons)
Reheat
furnaces
1,200/23
188/21.3
208/21.3
214/20.9
—
—
—
Four banks
of 36 sprays
Three
on top, 72
downcoilers
sprays on
bottom
—
Six 4-high
with five
hydraulic
Six 4-high with five
Four laminar
loopers,
hydraulic loopers, WR
Two
banks, six
work roll
bending and CVC shiftdowncoilers
micros
bending and
ing on all stands
CVC shifting
on all stands
—
Two roller
hearth tunnel furnaces Seven 4-high with six Nine laminar
with two
hydraulic loopers, WR
banks, 28
Two
shuttles plus bending and CVC shift- micro, eight downcoilers
four-module
ing on all stands
trim
induction
heater
One 2-high
Two roller
Eight banks
Five 4-high with electric
reversing, one hearth tun(six main,
loopers, pair cross on
Two
4-high revers- nel furnaces
two trim),
F1–F4, and WR bending
downcoilers
ing, one edger, with two
top and
on all stands
one coilbox
shuttles
bottom
1.47–
15.88 x
914–1,397
1,000/22
179/20
—
—
Two roller
Six 4-high with five
hearth tunhydraulic loopers, WR
nel furnaces
bending and CVC shiftwith two
ing on all stands
shuttles
1.09–
12.70 x
991–1,588
1,065/22
190/20
—
—
One tunnel
furnace
10 macro
laminar
Two
banks, 10
downcoilers
micro, eight
trim
Eight zones,
Seven 4-high with seven
Two
laminar flow
loopers
downcoilers
headers
HAGC = Hydraulic Automatic Gauge Control; RRM = Reversing Roughing Mill; VSB = Vertical Scalebreaker; WB = Walking Beam; WR = Work Roll
Data is supplied by the AIST Hot Sheet Rolling Technology Committee. Please send updates or corrections to Ken Landau at [email protected].
AIST.org November 2014 ✦ 145
Industry Roundup
AIST 2014 North American Hot Strip Mill Roundup
Mill builder
Company and location
Steel Dynamics Inc.
(cont’d)
Columbus, Miss.
United States Steel
Corporation
Fairfield Works
Fairfield, Ala.
Gary Works
Gary, Ind.
Granite City Works
Granite City, Ill.
Nominal width
Capacity
Mechanical/
electrical
Max./
avg.
width
(inches)
Max./
avg.
width
(mm)
2007/2011tunnel
furnace
SMS/TMEIC
GE
76.75
max.
1,950
max.
3.4
1969/1988
Bills/Tippins/
GE/Tippins
60/43
1,524/
1,092
1967/1993–
Blaw-Knox/GE 78 max.
1994
1966/1978/
1992/1996/
2004/2009
MESTA/GE
1961/1991
1938/1995,
1998
Start-up/
modernization
Million
Million metric
tons/
tons/
year
year
Slab sizes
Finished
sizes
Thickness
(inches)
x length
(feet)
Thickness
(mm) x
length (m)
Thickness
x width
(inches)
3.0
2.2–2.5 x
140
55.9–63.5 x
42.4
0.059–
0.6250 x
36.5–75
2.0
1.8
10 x
14–30.4
254 x
4.2–9.2
0.058–
0.365 x
28–60
1,981
max.
6.3
5.7
9.1 x 15–40
231 x
4.5–12.1
0.071–1 x
28–78
78/56
1,991/
1,422
3.6
3.3
5–10 x
155–401
127–254 x
3.9–10.1
0.057–
0.712 x
23.7–78.4
Wean United/
GE,
Westinghouse
73/52
1,861/
1,334
4.2
3.8
7.8–10 x
10.5–30
197–254 x
3.2–9.1
0.073–
0.499 x
24–73.3
MESTA
66/44
1,676/
1,117
2.8
2.5
8–9 x 15–19
203–229 x
4.5–5.8
0.060–
0.400 x
25–66
Great Lakes Works
Ecorse, Mich.
Mon Valley Works,
Irvin Plant
West Mifflin, Pa.
AGC = Automatic Gauge Control; AJC = Automatic Jump Control; CNP = Combined Numerical Profile; CVC = Crown Variable Control
Interested in becoming a member of the AIST Hot Sheet Rolling Technology Committee? Contact Ken Landau at [email protected]
146 ✦ Iron & Steel Technology
A Publication of the Association for Iron & Steel Technology
Sponsored by
Finished
sizes
Thickness
x width
(mm)
1.50–
15.88 x
927–1,905
Coil sizes
Rated
max.
PIW/
avg. coil
weight
(tons)
1,225
1.47–9.27 x
1,000/20
711–1,524
1.80–
25.40 x
711–1,981
1,420/25
1.45–
18.08 x 1,000/23.3
602–1,991
1.85–
12.70 x
610–1,861
1.52–
10.16 x
635–1,676
984/20.5
565/11
Specific
weight (kg/
cm width)/
avg. coil
weight
(metric tons)
214
179/18.1
Reheat
furnaces
Roughing
mill
Heat retention system
Number
and type
(manufacturer)
Type of
stands/
edgers
Number
and type
—
—
One WB
One 4-high
reversing
with attached
edger
Finishing mill
Runout
table
cooling
Coiler
Number and type
Number
and type
Number
and type
10 laminar
banks with
44 top
headers
Two
downcoilers
Two roller
Six 4-high with five
hearth tunhydraulic loopers, WR
nel furnaces
bending and CVC shiftwith two
ing on all stands
shuttles
15 heat
retention
panels
Six 4-high with five
loopers
49 into
seven
Two
banks,
downcoilers
laminar flow
headers
254/22.7
Seven 4-high with elecSix VSB: three
tric loopers, four with
11 banks,
Three
Four pusher
Holding
2-high, three
HAGC, six with bending, laminar (top hydraulic
(Rust)
table covers
4-high
three with CVC, six with and bottom) downcoilers
interstand cooling
179/21.1
Two 2-high,
Four electrotwo 4-high
mechanical
roughers, four
WB (Salem)
edgers
None
Seven stands, three with
HAGC, six with positive/
negative bending, six
with interstand cooling
176/18.6
One 2-high
Five 5-zone
with unatpusher, four tached edger
extractor
and four
(Salem4-high with
Brosius)
attached
edger
None
Sevens tands, six with
loopers, bending and
HAGC on last three
stands
101/10
One 2-high,
Five 3-zone
four 4-high,
pusher
last three with
(Rust)
edgers
—
Nine top
banks (36
sections);
10 bottom
banks (13
sections)
Three
pneumatic
Top: Eight
banks,
laminar flow;
Three
bottom:
downcoilers
12 sections (four
fountain)
Six 4-high, all with loopTwo down20 laminar
ers, no work roll bending/
coilers
flow headers
shifting
(pneumatic)
HAGC = Hydraulic Automatic Gauge Control; RRM = Reversing Roughing Mill; VSB = Vertical Scalebreaker; WB = Walking Beam; WR = Work Roll
Data is supplied by the AIST Hot Sheet Rolling Technology Committee. Please send updates or corrections to Ken Landau at [email protected].
AIST.org November 2014 ✦ 147