TYPICAL APPLICATIONS
Hydro-electric penstocks Generalized tubes and bends, circular cross-sections

TECHNICAL DESCRIPTION
Setout by method of common central spheres Radial line development method Weld preparations included in developments Up to 8 consecutive cones per penstock Optional intermediate circ. joint per cone, with thickness change at joint. Up to 4 segments per half or full cone Match marking provided Rolling guides marked. Green provided for.

DATA REQUIREMENTS
Centre coordinates and radii of spheres
Optional intermediate circ. joint plane data
Thickness of each half or full cone
Segment angles for each half or full cone
Green for each circ. joint
Green for longitudinal joint
Joint Weld details

OUTPUT
Patterns in any of the following forms ...
FastCAM file
DXF (2D) file
Coordinate Table
A list of plate sizes and rolling radius data
A 3D DXF file describing the complete structure.

PROGRAM REFERENCE
M3FS21 : PENSTOCK

OTHER REFERENCES
M3FS12 : ELBOW (Reducing circular cross-section bends)
M3FS13 : LOBSTER (Constant circular cross-section bends)
M3FS17 : BIFURCATEPLUS (General conical bifurcation, with stiffeners)