Structural support
A structural support. This is dummy data that needs deleted before going to FDC
1. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
a wall thickness that varies less than about 8%;
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
2. The structural support of claim 1 , wherein the tubular members comprise wellbore casings.
3. The structural support of claim 1 , wherein the tubular members comprise pipes.
4. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
a wall thickness that varies less than about 8%;
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
5. The method of claim 4 , wherein the tubular member comprises a wellbore casing.
6. The method of claim 4 , wherein the tubular member comprises a pipe.
7. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
a wall thickness that varies less than about 8%; and one or more of the following properties:
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
8. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
a hoop yield strength that varies less than about 10%.
9. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
surface imperfections of less than about 8% of the wall thickness.
10. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
no failure for radial expansions of up to about 30%.
11. A structural support, comprising:
one or more tubular members coupled end to end, each tubular member including the following properties:
no necking of the walls of the annular member for radial expansions of up to about 25%.
12. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
a wall thickness that varies less than about 8%; and one or more of the following properties:
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
13. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
a hoop yield strength that varies less than about 10%.
14. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
imperfections of less than about 8% of the wall thickness.
15. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
no failure for radial expansions of up to about 30%.
16. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes the following properties prior to the radial expansion and plastic deformation:
no necking of the walls of the annular member for radial expansions of up to about 25%.
17. A method of forming a structural support, comprising:
placing a tubular member in a preexisting structure; and
radially expanding and plastically deforming the tubular member within the preexisting structure;
wherein the tubular member includes two or more of the following properties prior to the radial expansion and plastic deformation:
a wall thickness that varies less than about 8%;
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
18. A structural support, comprising:
one or more tubular members, each tubular member including two or more of the following properties:
a wall thickness that varies less than about 8%;
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.
19. A structural support, comprising:
a plurality of tubular members coupled end to end, one or more of the tubular members including two or more of the following properties:
a wall thickness that varies less than about 8%;
a hoop yield strength that varies less than about 10%;
imperfections of less than about 8% of the wall thickness;
no failure for radial expansions of up to about 30%; and
no necking of the walls of the annular member for radial expansions of up to about 25%.