pfeifer at ims dessau moodle
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Cable Structures
Welcome!
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The group consists of many companies both in Germany and abroad.
PFEIFER headquarters are located in Memmingen, Germany.
The PFEIFER Group
PFEIFER is one of the leading European companies for ropes,
anchoring and lifting systems.
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The Company
The PFEIFER group today is one of the leading companies in Europe in
wire ropes 60 % of business volume
building systems 20 % of business volume
lifting equipment 20 % of business volume
PFEIFER is the leading supplier of wire ropes in Germany
Wire rope manufacturing takes place at group company PFEIFER
DRAKO Drahtseilerei Gustav Kocks GmbH & Co. in Mülheim
PFEIFER has a more than 425 years tradition in manufacturing of ropes
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Employees 1200
active customers 16.000
own companies with 19 operating companies in
9 countries of Europe as wellas in the Middle and Far East
world wide export activities on all continents
Group Figures 2009
total turnover 300 Mio. EUR
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Business divisions
Building systems
Anchoring and lifting
systems
for transport and handling
of concrete units
Fixing systemswith socket dowels and
anchors for fixing purposes
Connecting systems
with bar couplers
steal bearing for T- beamsVS- box
stair case bearing
Lifting equipment
Coil- and Paper roll grabsSheet lifters
Turnover tables
Spreader beams
Lifting clamps
Chain slingstextile slings and
lifting belts
lashing systems
lifting equipment
Ropes for
special applications
CranesExcavators
Cable dredgers
Elevators
Drilling rigsMining
Offshore
Cable ways
Ski lifts
Medical equipment
Cable structures
Bridges
Zoological and
botanical gardens
Sports facilities
Wide span structures,
halls,
exhibition buildings
Glass curtain walls,
roof structures
Installation of cable
structures
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The world of PFEIFER!
Engineering
Project
management
Structural analysis
Cables
Steel constructionGlass
MembranesPTFE ETFE PVC
Special components
Knowing the materials
Know how to
design
Know how to realize
light weight structures
Architectural needs
Installation
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Leading provider of Cable Structures
High expertise in project planning, project management, construction,
manufacturing, installation and maintenance of cable structures
Distributor of well-engineered products for structural Tension Members
Producer of an approved cable tension member system as well as a
tension- and compression-bar system
Individual solutions like custom designed components
Possibilities of system solutions
Generation and inspection of structural concepts (assisting architects in
the project planning phase)
Preparation of cost estimates and time frames
Static analyses for budgeting and installation
Design of special components
Development of method statements
Who we are!
PFEIFER Cable Structures defines itself as:
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Client / Owner
Architect
Engineer
General Contractor
Project
Steel Membrane Glass Timber
PFEIFER
supply cables
Consulting
PFEIFER
GC turnkey
Consulting
PFEIFER
cables structure
Complexity
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Architecture with cables
Stadia / Arenas BridgesGlass curtain walls
and roof structures
Special structuresZoological and botanical
gardens
Wide span structures,
halls and exhibition buildings
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Stadia / Arenas
FIFA World Cup South Africa 2010
Cape Town
Durban
Port Elisabeth
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Moses Mabhida Stadium, Durban, South Africa 2009
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Greenpoint Stadium, Cape Town, South Africa 2009
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Stadia / Arenas
FIFA World Cup Germany 2006
Stuttgart Hamburg
Gelsenkirchen
Köln
Hannover
Frankfurt
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Gottlieb-Daimler-Stadium, Stuttgart, Germany 1993
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AOL Arena, Hamburg, Germany 1999
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RheinEnergie Stadion Köln, Cologne, Germany 2003
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AWD Arena, Hannover, Germany 2004
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Commerzbank Arena Frankfurt, Germany 2004
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Velodrome Abuja, Nigeria 2006
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Velodrome Athens Olympic Sports Center, Athen, Greece 2003
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National Stadium Main Bowl Complex, Abuja, Nigeria 2002
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Asian Games Main Stadium, Pusan, South Korea 2001
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Outdoor Stadium National Sports Complex, Kuala Lumpur, Malaysia1996
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Architecture with cables
Sports facilities BridgesGlass curtain walls
and roof structures
Special structuresZoological and botanical
gardens
Wide span structures,
halls and exhibition
buildings
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Ye Sanhe Bridge, Zhongwu, China, 2001
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Pedestrian bridge Bruneck, Italy 2003
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Pedestrian bridge port Duisburg, Germany 1999
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„Liberty Bridge“ Falls Park on the Reedy, Greenville, USA 2004
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Architecture with cables
Sports facilities BridgesGlass curtain walls
and roof structures
Special structuresZoological and botanical
gardens
Wide span structures,
halls and exhibition
buildings
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Hotel Kempinski, Munich, Germany 1993
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Glass Dome Historical Bathruin, Badenweiler, Germany 2000
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Time Warner Center, New York, USA 2002
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Seatac International Airport Central Terminal Expansion BuildingSeattle Tacoma, USA 2005
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Architecture with cables
Sports facilities BridgesGlass curtain walls
and roof structures
Special structuresZoological and botanical
gardens
Wide span structures,
halls and exhibition
buildings
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Bull Ring Zaragoza, Spain 1990
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Center Court Rothenbaum, Hamburg, Germany 1998
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Bull Ring Centro Integrado de Vista Alegre, Madrid, Spain 1999
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Multi- Storey Car Park Burda, Offenburg, Germany 2002
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Killesbergturm, Stuttgart, Germany 2001
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The new PFEIFER product system
NEW !Focus on cable system
cable system = unit of cable and fittings
The cable is only useful in combination with fittings
Because:
The cable is only an element of a system
CABLE SYSTEMS
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Different Standards
DIN 18800 T1 1990 EC 3 ASCE Standard 19-96
dS,dR, QZ ≥ dS,dR, QF ≥
- Limit tension
S,dQ
R,dZ
- Design load
- Tension Resistance
S,dQ
dR,F
- Design load
Design concept
LRFD
Design concept
ASD
TS sd ⋅≥ γ
dS - Design strength
T - load
sγ - safety factor
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The design concepts
ASD
Allowable Stress Design
Philosophy: the probability of
failure is zero
LRFD
Load and R esistance Factor Design
Philosophy: the probability of
failure is not zero
The concept:
kk LDR ⋅+⋅≥
0,20,2
No difference between dead load (D)
and live load (L) in their frequency
The first design concept
The influence of deformation property
of materials is not considered
NOT economically
kQR ⋅≥ Qγ
One Safety factor γ only on load
side (Q)
The concept:
kk LDR ⋅+⋅≥⋅ 5,135,1 Rγ
Difference between dead load and
live load in their frequency
The influence of deformation
property of materials is considered
New design concept
MORE economically
kQR ⋅≥⋅ Q R γ γ
One Safety factor γ on load side
(Q) and on resistance side (R)
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Equal forces
−
DIN 18800 T1 1990 EC 3 ASCE Standard 19-96
M
kB,
R,d1,5
ZZ
γ ⋅≥
Limit tension:
R
ku,
R,d1,5
FF
γ ⋅≥
Tension resistance:
esku,mkB, kkf AZ ⋅⋅⋅≥
Characteristic value
of breaking load:
Characteristic value of
breaking strength:
eminku, kFF ⋅≥
Design strength:
f nd SS φ ⋅≥
Minimum breakingforce:
minF
Nominal strength ofthe cable:
nS−
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The reference value of PFEIFER cable systems
f nd
SS φ ⋅≥esku,mkB,
kkf AZ ⋅⋅⋅≥
Characteristic value
of breaking load:
Characteristic value
of breaking strength:
eminku,
kFF ⋅≥
Design strength:
The new PFEIFER cable systems resists these forces
Proven by tensile tests
The influence of the reduction factor k e
, φf
is always included
=> Therefore Zbk is the only appropriate value to describe the system performance!
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The new PFEIFER product system
Reference value - Force
Define the size of the cable
system
Based on the working method ofArchitects and Engineers
The reference is thecharacteristic value of breaking
load ZB,k
F F
NEW !The carrying capacity counts
Reference value = the force
Reference value !
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Cable constructions for open spiral strand - GALFAN
Variety of PFEIFER cable systems
The new PFEIFER product system
Up to
3 types
per ø
3 368 52 Ø in mm
NEW !
Nooverlap!
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The new PFEIFER product system
Guide system
Each cable system is dedicated to one color.
Better assignment between the elements of a cable system.
Colour code of PFEIFER cable systems
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Variety of PFEIFER cable systems
The new PFEIFER product system
NEW ! Graduation only in performance
∆ = 35%
Open spiral strand:
20% to 40%
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3 2
, 1 %
4 , 5 %
1 9 , 0
%
0 , 0
%
2
1 , 3
%
3
, 1 %
1 9 , 8
%
4 , 2
%
0
100
200
300
400
500
600
700
800
C a r a c t
e r i s t i c b r e a k i n g
l o a d
Z B , k k
N
% increase of capacity
ZRd OSS
ZRd PG
OSS16 PG25 OSS18 OSS20 PG35 OSS22 OSS24 PG55 OSS26 OSS28 PG70 OSS30
Calculateddiameter: 17,0mm 20,1mm 24,4mm 28,3mm
Increase in performance for the PG system
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Choose the general type of system:
PE: PFEIFER STAINLESS Steel Open Spiral Strand
PG: PFEIFER GALFAN coated Open Spiral Strand
PV: PFEIFER GALFAN coated Full Locked Cable
Choose the system
Ch th t
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Choose the system
a) Visual appearance:
PE PG PV
Ch th t
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Choose the system
b) Environment
Mild corrosion Aggressive corrosion
(inside use) (external use)
PE
PV
PG
dizn
zn
Choose the system
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Choose the system
c) Load Capacity ZB,k
1189 kN56 kN
Use the appropriate datasheets
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Use the appropriate datasheets
Easy and clear designation
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Find the appropriate designation:
The designation consists of:
System type: PE, PG, PV
System size: PE 5 to PV 2000
Type of left and right fitting: 800-999/800-999
Easy and clear designation
Left fitting Right fittingSystem type and size
PG 40 Type 980 / 988
www pfeifer de
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Examples and corresponding MS-Word Documents for B.o.Q. and specificationare available in the download area at www.pfeifer.de
www.pfeifer.de
Summary:
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Summary:The new cable system
Simple
Adjusted to the planner’s way of working: Load-bearing oriented
Latest standards and assessment concepts are considered
Clear presentation, helpful color coding, systematic descriptions
Capable
High performance of the PFEIFER cable systems based on ZB,k
Meaningful, coordinated performance range
High force transmission achieved with small cross-section
Fast
Consistently color coded product
No time consuming search, find the right cable system directly
GALFAN-Corrosion Protection
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GALFAN Corrosion Protection
Aluminium-oxide,enclosed with zincatoms
Formation of thealuminium-oxideswithin the second
molecular layer.
Formation of the zincoxides and washing out of the upper molecularlayer.
Stabilised layer of aluminium-oxides
lasting as protectinglayer
Results in laboratory tests
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Results in laboratory tests
Surface-related residual deposit in g/m2
after salt spray testing according toDIN 50021-SS, ASTM B 117
Surface-related residual deposit in g/m2 under alternating water vapourconditions in an atmospherecontaining sulphur dioxide (SO2)according to DIN 50018-KFW 2,0 S.
Nuage léger at the Grande Arche, Paris, France
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g g , ,1988/1989
INTRODUCTION
OFGALFAN
State of the art design
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g
Cable cutting principals
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The length measurements procedures are extremely important
for cables. For a basic illustration different sections are shown:
Tension bar S355 ZRd = 662kNØ
56mm
Tension bar S460 ZRd = 669kNØ
48mm
Cable tension member VVS ZRd =
676kN
Ø
32mm
Comparison chart
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Criteria Bar Cable
Section Single Combination of wire sections
Risk of sharpy damages High Low
Fillfactor f 1,0 0,74...0,89
Metallic cross section [mm
ERR
O
OFFE
STA
C
- d i
c
- s av
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OR
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ENDIN
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C OMMAND
:
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CK
:
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