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A pipe clamp including a strap adapted to surround a pipe. The strap includes first and second opposing ends separated by a gap. The clamp also includes a fastener that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing

A pipe clamp including a strap adapted to surround a pipe. The strap includes first and second opposing ends separated by a gap. The clamp also includes a fastener that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of the strap. The first opposing end includes at least one projection and the second opposing end defines at least one recess for receiving the projection when the clamp is tightened.

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1. A pipe clamp comprising:a strap adapted to surround a pipe, the strap including first and second opposing ends separate by a gap; a threaded fastener that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of th

1. A pipe clamp comprising:a strap adapted to surround a pipe, the strap including first and second opposing ends separate by a gap; a threaded fastener that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of the strap; the first opposing end including at least one projection; and the second opposing end defining at least one recess for receiving the projection when the clamp is tightened. 2. The pipe clamp of claim 1, wherein the first opposing end includes two projections, and the second opposing end includes two recesses.3. The pipe clamp of claim 2, wherein the projections include truncated triangular shapes.4. The pipe clamp of claim 1, wherein the strap includes an increased diameter portion and a reduced diameter portion, the reduced diameter portion and the increased diameter portion being separated by a step.5. The pipe clamp of claim 1, wherein the fastener includes a bolt having a base end and a threaded end, wherein the clamp includes a sleeve connected to the second opposing end of the strap, wherein the base end of the bolt is connected to the first opposing end of the strap, and wherein the threaded end of the bolt extends through the sleeve.6. The pipe clamp of claim 5, wherein the first opposing end includes two projections, and the second opposing end includes two recesses.7. The pipe clamp of claim 6, wherein the projections include truncated triangular shapes.8. The pipe clamp of claim 1, wherein at least one projection has a truncated triangular shape.9. The pipe clamp of claim 1, wherein the strap includes metal.10. The pipe clamp of claim 9, wherein the metal is stainless steel or aluminized steel.11. The pipe clamp of claim 1, wherein the strap has a width less than 2 inches.12. The pipe clamp of claim 1, wherein the strap has a wall thickness in the range of 0.065 to 0.105 inches.13. The pipe clamp of claim 1, further comprising a bolt attached to one of the first and second opposing ends of the strap, and a sleeve attached to the other of the first and second opposing ends, the sleeve being configured to receive the bolt.14. The pipe clamp of claim 1, wherein the fastener includes a bolt that extends across the gap.15. A pipe clamp comprising:a strap adapted to surround a pipe, the strap including first and second opposing ends separated by a gap; a threaded fastener that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of the strap; the first opposing end including a first portion; the second opposing end including a second portion; and the first and second portions being configured to extend circumferentially past one another when the clamp is tightened while remaining substantially within a cylindrical boundary defined by a wall thickness of the strap. 16. The pipe clamp of claim 15, wherein the fastener includes a bolt having a base end and a threaded end, wherein the clamp includes a sleeve connected to the second opposing end of the strap, wherein the base end of the bolt is connected to the first opposing end of the strap, and wherein the threaded end of the bolt extends through the sleeve.17. The pipe clamp of claim 15, wherein the strap includes metal.18. The pipe clamp of claim 17, wherein the metal is stainless steel or aluminized steel.19. The pipe clamp of claim 15, wherein the strap has a width less than 2 inches.20. The pipe clamp of claim 15, wherein the wall thickness of the strap is in the range of 0.065 to 0.105 inches.21. The pipe clamp of claim 15, wherein the fastener includes a bolt that extends across the gap.22. A pipe clamp comprising:a metal strap including first and second opposing ends separated by a gap; a bolt that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of the strap, the bolt having a base end connected to the first opposing end; a sleeve connected to the second opposing end for receiving a free end of the bolt; and the first and second ends of the strap being configured to intermesh when the clamp is tightened. 23. The pipe clamp of claim 22, wherein the first and second opposing ends include circumferential teeth having truncated triangular shapes.24. The pipe clamp of claim 23, wherein the strap has a width less than 2 inches.25. The pipe clamp of claim 24, wherein the strap has a wall thickness in the range of 0.065 to 0.105 inches.26. The pipe clamp of claim 25, wherein the strap includes stainless steel or aluminized steel.27. The pipe clamp of claim 22, wherein the bolt is curved.28. The pipe clamp of claim 22, wherein:a) one of the first and second ends of the strap includes first, second and third projections, the second projection being positioned beneath the bolt and the first and third projections being positioned on opposite sides of the bolt; and b) the other of the first and second ends including first, second and third recesses for respectively receiving the first, second and third projections when the clamp is tightened. 29. The pipe clamp of claim 28, wherein the strap has a thickness in the range of 0.065 to 0.105 inches.30. The pipe clamp of claim 28, wherein the first, second and third projections are located at the first end of the strap, and the first, second and third recesses are located at the second end of the strap.31. The pipe clamp of claim 28, wherein the bolt is curved.32. A pipe clamp comprising:a metal strap including first and second opposing ends separated by a gap; only a single bolt that extends across the gap for tightening or loosening the clamp by narrowing or widening the gap between the first and second opposing ends of the strap, the bolt having a base end connected to the first opposing end; a sleeve connected to the second opposing end for receiving a free end of the bolt; the first and second ends of the strap being configured to intermesh when the clamp is tightened; one of the first and second ends including no more than three projections; and the other of the first and second ends including no more than three recesses for receiving the projections. 33. The pipe clamp of claim 32, wherein:a) one of the first and second ends of the strap includes first, second and third projections, the second projection being positioned beneath the bolt and the first and third projections being positioned on opposite sides of the bolt; and b) the other of the first and second ends including first, second and third recesses for respectively receiving the first, second and third projections when the clamp is tightened. 34. The pipe clamp of claim 32, wherein the strap has a thickness in the range of 0.065 to 0.105 inches.35. The pipe clamp of claim 33, wherein the first, second and third projections are located at the first end of the strap, and the first, second and third recesses are located at the second end of the strap.36. The pipe clamp of claim 32, wherein the strap has a width less than 2 inches.