Download - Weldability of HPS Sections
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Weldability of High PerformanceRolled H-sections
Georges Axmann, Arcelor, China
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A modern production processProduction: Melting, Casting, Rolling
Electric Arc Furnace Continuous Caster Scrap
Beam blankRolling Mills
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Beam BlanksBeam Blanks
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ELECTRIC ARCFURNACE
CONTINUOUSCASTERBEAM BLANKS STOCK
WALKING BEAMFURNACE
SHEAR
BLOOMING
Saw
Saw
QST
Oxycutting
ROUGHING
INTERMEDIATE
FINISHING
ROLLING MILL
Ladle stand
Ladle furnace
Cooling bed
Tundish
Ladle
turntable Slagevacuation
SCRAP BUCKET
STEEL LADLE
Slagevacuation
Production flow in DifferdangeModern production of H-sections
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Beam blanks produced in Differdange
BEAM BLANK 0 BEAM BLANK 1 BEAM BLANK 3 and 4
500 6901118.8
400
450
5001
00
130
132
HEA 200 - 340
HEB 200 - 340
HEL 200 - 340
HEM 200 - 300
IPE 400 - 450HD 260 - 320
UC 10100- 14142
WF 10100 - 14142
WTM 12120
HEA 260 - 600
HEB 260 - 600
HEL 260 - 600
HEM 260 - 600
IPE 450 - 600HD 260 - 400
HEJ 500 - 600
HTM 400 - 550
PTM 356 - 400
UB 21081 - 24120
UC 10100 - 14160WF 10100 - 24090
WTM 12120
HEA 600 - 1000
HEB 300 - 1000
HEL 300 - 1000
HEM 300 - 1000
IPE 500 - 750HEJ 600 - 900
HTM 600 - 1000
HZ 575 - 975
HL 1000 - 1100
UB 24090 - 36162
UC 14160WF 14160 - 36162
WTM 24123 - 36162
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Rolling of Beams :Universal and Edging Stands
Universal stand
Edging stand
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Finishingstand
QST Bank entry850
CSelf Tempering
600
CQuenching
HISTAR beam
QST Bank
High Performance H-Sections - Production
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High Performance H-Sections - Production
Inline QST teatment
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Improved Yield Strength for large thickness
Thickness (mm)Thickness (mm)00
Yield StrengthYield Strength((MPaMPa))
500500
450450
400400
350350
300300
250250
2020 4040 6060 8080 100100 120120 140140
Usual Steel Gr.345Usual Steel Gr.345
Usual Steel Gr.450Usual Steel Gr.450
HISTAR ASTM A913 Gr.450HISTAR ASTM A913 Gr.450
HISTAR ASTM A913 Gr.345HISTAR ASTM A913 Gr.345
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Stress Strain curve
Fy=63.0 ksi [435 MPa]
Fu= 82.0 ksi [565 MPa]
A200=19.6%, (A5d=24.5%)
Gr. 50 ksi (345 MPa)flange thickness = 1 [26 mm]
S
tre s s [MP
a ]
Strain (%)
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Stress Strain curve
A913 Grade 65 (450 MPa)flange thickness = 0.88 [22.5 mm]
Fy=68.5 ksi [473 MPa]
Fu= 86.4 ksi [596 MPa]
A200=22.0%, (A5d=25.9%)Stre s s [MP
a ]
Strain (%)
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Ductility and Toughness of HISTAR
Excellent ductil ity compared to usual steels givesExcellent ductil ity compared to usual steels gives
HISTAR (ASTM A913) steels a superior performanceHISTAR (ASTM A913) steels a superior performance
in extreme overloading situations: earthquake, fire,in extreme overloading situations: earthquake, fire,blast (column removal).blast (column removal).
Outstanding toughness compared to usual steelsOutstanding toughness compared to usual steelsimproves HISTAR (ASTM A913) steelsimproves HISTAR (ASTM A913) steels resistance toresistance to
brittle failurebrittle failure (material separation(material separation with no/littlewith no/litt le
plastic deformation) / and improved crack arrestingplastic deformation) / and improved crack arrestingproperties.properties.
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0.70.7
0.50.5
0.30.3
0.10.1
00235235 355355 460460
500500
CE (%)CE (%)
Re (Re (MPaMPa))
130130
7070
5050
> 0> 0
140 (mm)140 (mm)
1010
conve
ntio
nalgra
des
con
vent
iona
lgrade
s
PreheatingPreheating CC
4040
8080
1010
140140
TMQS
TTM
QST
Weldability
Effect of Chemical Composition on Yield Strength
CE (%) = C (%) + +CE (%) = C (%) + + ++MnMn (%)(%)66
(Cr + Mo + V) (%)(Cr + Mo + V) (%)55
(Cu + Ni) (%)(Cu + Ni) (%)1515
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Preheating Temperature before Welding
Structural Welding Code AWS D1.1 (Table 3.2)
Thickness A913/65 & 50(S450 & S345) A992/A572 (S345)
3-20 mm (1/8 - 3/4) 0C (32F) 0C (32F)
21-38 mm (3/4 - 1 1/2) 0C (32F) 10C (50F)39-65 mm (1 1/2 - 2 1/2) 0C (32F) 65C (150F)
> 66mm (over 2 1/2) 0C (32F) 110C (225F)
Applicable for low hydrogen weld metal (H8)
Weldingof 125 mm thick
shape HD400x1086 kg(W14x730 lbs)
A913/Gr.450 HISTARwithout preheating
No Preheat!No Preheat!
125 mm (5)125 mm (5125 mm (5 ))
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Bend test after welding: A913 Gr.450
SMAW FCAW SAW
E= 12kJ/cm E= 8 kJ/cm E= 35 kJ/cm
SMAW FCAW SAW SAW
E= 12kJ/cm E= 8 kJ/cm E= 35 kJ/cm E= 50 kJ/cm
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Tensile test across welded joint
FCAWE=8 kJ/cm
200
300
Re (MPa)
400
500
600
SMAWE=12 kJ/cm
SAWE=35 kJ/cm
Malde baseFCAW
E=8 kJ/cm
Rm (MPa)
SMAWE=12 kJ/cm
SAWE=35 kJ/cm
Malde base
630 MPa max EN 10025-4
700
300
400
500
600
700
Limite d'asticit R istance ? la rupture
470 MPa min EN 10025-4
345 MPa min EN 10025-4
21
200
21 21 21 21 21 2121
HISTAR 355
Yield Strength Tensile strength
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Impact tests on welded joints
100
200
300
0
S LF
LF+2
LF+5
S LF
LF+2
LF+5
S LF
LF+2
LF+5
FCAWE=8 kJ/cm
SMAWE=12 kJ/cm
SAWE=35 kJ/cm
S 355 M / EN 10025-4
100
200
300
0
FCAWE=8 kJ/cm
100
200
300
0
FCAWE=8 kJ/cm
CharpyV
(J)
S LF
LF+2
LF+5
S LF
LF+2
LF+5
S LF
LF+2
LF+5
S LF
LF+2
LF+5
S LF
LF+2
LF+5
S LF
LF+2
LF+5
Sous-peau Racine
Mi-aisseurSMAW
E=12 kJ/cmSAW
E=35 kJ/cm
SMAWE=12 kJ/cm
SAWE=35 kJ/cm
356
S 355 M / EN 10025-4
S 355 M / EN 10025-4
Charpy
V
(J)
Charpy
V
(J)
Malde base
Malde base
Malde base
NuanceLocalisationSLF
: HISTAR 355: longitudinal - 1/6 aile: soudure, mal d'apport: ligne de fusion
LF+5mm LF+2mm LF S
Sous-peau
Mi-aisseur
Racine
Ep.
2mm
2mm
Sens de laminage
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Structural Applications
BuildingsBuildings
Offshore platformsOffshore platforms PlantsPlants
Parking garagesParking garages
BridgesBridges
TrussesTrusses
Columns in
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Columns inHigh-Rise
New York loves steel
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New York loves steel
World Financial C.
60&75 Wall Street
WTC 7 Reconstr.
NYU Palladium
Shearson Lehman
St. Lukes Hospital
Citicorp
Mt. Sinai Hosp.
Time Warner
Lipstick
599 Lex.
WorldwidePlaza
750 Seventh Ave
Swiss Bank - Saks
1585 Broadway
Morgan Stanley
New York Times
Loews Theater, 42nd St.
Hilton, 42nd St.
Times Square 4 (Conde Nast)
300 Madison (CIBC)
Times Sq. 5 (Ernst & Young)
420 Fifth Ave
Hutton Plaza
450 Lexington
383 Madison (Bear S.)
Buildings built with Arcelors Steel Shapes Hudson River View
Hearst
Sloan Kettering Hosp.
731 Lexington
1745 Bway (Random H.)
Baruch College
W i ht S i i C l A li ti
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Weight Saving in Column Applications
Bu
cklingle
ngth:3.5m
Bu
cklingle
ngth:3.5m
Gr. 245Gr. 245 Gr. 345Gr. 345 A913/ 450A913/ 450
160 %160 %156 %156 %
100 %100 % 70 %70 %68 %68 %
weightweightcostcost
HD 400x1086HD 400x1086 HD 400 x 677HD 400 x 677 HD 400 x 463HD 400 x 463
Column applications and economical aspects
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Column applications and economical aspects
77 Hudson, Jersey City, USAColumns in Gr.450 (65ksi) instead of Gr.345 (50ksi)
32 storeys
102 000 m2 area (1.1 mill ion ft.2)
4.37 m floor to floor height (14-4 )
5 kPa live load (100 lbs/ft.2 )
Columns spacing:9.14 x 9.14m and 9.14 x 14.94m(30 x 30 and 30 x 49- 3 )
High rise applications and economical aspects
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Column conversion table(77 Hudson, Jersey City, USA)
15% Weight saving in columns
due to Grade 450 i/o Grade 345
Grade 345 Grade 450 SizeDifference
W 14 x 730 W 14 x 665 1W 14 x 665 W 14 x 605 1W 14 x 605 W 14 x 500 2W 14 x 550 W 14 x 426 3W 14 x 500 W 14 x 398 3W 14 x 455 W 14 x 398 2W 14 x 426 W 14 x 370 2W 14 x 398 W 14 x 342 1W 14 x 370 W 14 x 342 1W 14 x 342 W 14 x 283 2W 14 x 311 W 14 x 257 2W 14 x 283 W 14 x 233 2W 14 x 257 W 14 x 211 1W 14 x 233 W 14 x 193 2
W 14 x 211 W 14 x 176 2W 14 x 193 W 14 x 159 2W 14 x 176 W 14 x 145 2W 14 x 159 W 14 x 132 2W 14 x 145 W 14 x 120 2W 14 x 132 W 14 x 109 2
W 14 x 120 W 14 x 99 2W 14 x 109 - -
3463
2970
0
500
1000
1500
2000
2500
3000
3500
Grade 50 Grade 65
Total column weight [MT]:
High-rise applications and economical aspects
Gr.345 Gr.450
SEISMIC DESIGN
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199 Fremont, San Francisco
RBS
Strong Column - Weak Beam Conceptenhanced by Reduced Beam Section (RBS)
SEISMIC DESIGN
Column: A913 Gr.450 (65ksi)Beam: Grade 345 (50ksi)
N P l Pl B ildi B iji
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New Poly Plaza Building Beijing1st reference with ASTM A913 steel in China
New Poly Plaza Building Beijing
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y g j g1st reference with HISTAR steel in China
30 floors 101,300 m2 170m $
Lobby 90 m high withoutcolumns
Suspended structure
Quantity : 3653 mt Columns, A913-60: 2681 mt
Beams, A913-50: 972 mt
Architect Designer: SOM SanFrancisco
scale model
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Mori building : Shanghai World Financial Center
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Mori building : Shanghai World Financial Center
Firsts for Arcelor:
First time a Non Japanese Steel producer
succeeded in concluding a direct business
with one of the TOP Japanese companies:
Total tonnage :
- 34,500 mtons of plates- 16,740 mtons of beams
First High-rise building in Shanghai inHISTAR 345 beams and DI-MC460 plates
from Dill ingen
Mori building : Shanghai World Financial Center
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Mori building : Shanghai World Financial Center
Second tallest building :492 m 101 floors 377,300 m2
Hotel : 79th to 87th floors
Architect : Kohn
Pedersen Fox Associates,NY
Engineer : Leslie E.
Robertson Associates,NY
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SWFC Shanghai with Histar 355 and DI-MC460
Applications
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Applications
Buildings
Offshore platforms
Plants
Parking garages
Bridges
Trusses
Applications
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Applications
BuildingsBuildings
Offshore platformsOffshore platforms
PlantsPlants
Parking garagesParking garages
BridgesBridges
TrussesTrusses
Lanxi Power Plant - China
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Lanxi Power Plant China
Conversion frombuilt-up sections
to rolled sections
Optimization of the
spans for heaviestJumbo in steelA913/gr.65
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Optimization of Jumbos
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Optimization of Jumbos
Optimization of Jumbos
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p
OPTIMIZATION OF JUMBOSW360x818kg/m in composite columns Macau
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W360x818kg/m in composite columns, Macau
Applications
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Applications
BuildingsBuildings
Offshore platformsOffshore platforms
PlantsPlants
Parking garagesParking garages
BridgesBridges
TrussesTrusses
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Weight Savings in Truss Applications
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g g pp
Relative WeightRelative Weight
HD400 x 1086HD400 x 1086 x 900x 900 x 677x 677
Relative CostRelative Cost
Weld volumeWeld volume
Gr.235Gr.235 Gr.345Gr.345 A913/gr. 450A913/gr. 450
142%142%
133%133%119%119%
87%87%
77%77%
59%59%
100 %100 %
Truss in Gr. 450 typicallyover 20% lighter than Gr. 345
Boeing assembly hall, Seattle
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108 m
3000 tonsA913/gr. 45035 % lighter than 345 MPa
BANK ONE BALLPARK, Phoenix - AZ
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Bank One BaseballStadium, Phoenix Arizona
2200 T W14 jumbos andW36 heavies HISTAR
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Football Stadium, Houston - Texas
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Truss applications and economical aspects
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A913 Gr. 450 (65ksi) COMPRESSION MEMBERS
(Reliant Stadium in Houston - Texas)
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HISTARHISTARss acceptance in Hong Kong and Chinaacceptance in Hong Kong and China
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1990: HISTAR per BS4360-55C approved in Hong Kong
2004: 1st reference in China: New Poly Building in Beijing
Mori Building / Shanghai World Financial Center (+10,000 to) by
acceptance of the Shanghai City Construction Committee
ASTM A913-65 HISTAR in Powerplants: Lanxi, Diandong, etc.
ASTM A913 modified to satisfy mandatory requirements of
Chinese Seismic Design Code: Elongation, Yield ratio, Through-thickness property
ASTM A913-65 HISTAR steel successfully passed welding
evaluation tests in China (CWA) -- without preheating as per codeAWS D1.1
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