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Eisenbau-Krämer Large Diameter Steel Pipes/Shells
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![[ ]](images/330000_spc.jpg)
![[ ]](images/330000_spc.jpg)
Home | Contact
Miller & Company
42-50 S. Main Street
Suite 305
Norwalk, CT 06854 USA
(203) 855-7535
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EBK longitudinally welded (saw) pipes/shells used as components in paper machines and other machinery
Running machines efficiently is based on components that guarantee high performance. EBK pipes/shells
have state-of-the-art tolerance levels, which help you in achieving this goal.
EBK Pipes/Shells are used in
Paper machines as:
- Felt rolls
- Wire rolls
- Press rolls
- Dryers
- Reel spools
- Winder drums
Other machinery/general engineering as:
- Hydraulic cylinders
- Cable drums
- Yarn rollers
- Rolls for weaving machinery
- Dryer rolls
Pressure vessels as:
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Bending to the latest technical standard
Our 6,200 ton press at work
- Max. pipe/shell length: 13400mm (527.5")
- Wall Thickness: up to 77mm (3.03")
- Min. pipe/shell diameter: 406.4mm (16")
- Max. pipe/shell diameter: 1.524mm (60")
Production steps of our 6,200 ton press
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Heat Treatment
- Stress relieving
- Annealing
- Normalizing
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Machining
- Pipes/shells with close tolerances, no additional machining
- Pipes/shells machined; O.D. and I.D. either rough or finish turned
- Other machining (i.e. counterbore, etc.) per customers' specifications
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Size Range
- Diameter:
500mm - 4,000mm
(19.68" - 157.48")
- Wall thickness:
20 - 250mm
(.787" - 8.66")
- Length:
2.000mm - 13,400mm
(78.74" - 527.55")
- Other dimensions per request:
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O.D. machining/turning
- O.D. dimensions:
min. 500 mm
max. 2,050 mm
length max. 12,500
- Tolerance:
ISO 286 max IT 6
according to shell diameter
- Surface Finish:
Standard
Ra 3.2 µm - 12.5 µm
Special
Ra 0.8 µm - 1.6 µm
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I.D. Machining
Dimensions:
- O.D. Shells:
min. 500 mm
max. 2,050 mm
- I.D. Boring Size
min. 370 mm
max. 1,800 mm
- Boring Length:
max. 14,000 mm
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Tolerances
- Standard
Concentricity max. 0.5 mm
Diameter of bore +/- 0.5 mm
- Special:
Concentricity max. 0.3 mm
Diameter of bore +/- 0.25 mm
Surface Finish
- Standard
Ra 12.5 µm
RMS 500 µ"
- Special
Ra 1.6 µm
RMS 70 µ"
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