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A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both bonding layers.

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1. A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both founding layers; wherein said polymer la

1. A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both founding layers; wherein said polymer layer is selected from polymers which are members of the group comprising polypropylene, polyethylene, polybutylene, copolymers thereof, and blends thereof wherein said polymer layer is in at least a partially crystalline form. 2. A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both founding layers; wherein said polymer layer is selected from polymers which are members of the group comprising polypropylene, polyethylene, polybutylene, copolymers thereof, and blends thereof wherein said polymer layer further comprises additives, which can include a member of the group: antioxidants, elasticity agents, water resistant agents, UV stabilizers, fillers, flame resistant materials, and other stabilizers. 3. A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both founding layers; wherein said polymer layer is selected from polymers which are members of the group comprising polypropylene, polyethylene, polybutylene, copolymers thereof, and blends thereof wherein said polymer layer further includes a pigment. 4. A ship including a multi-layer composite piping system formed from a laminated pipe structure comprising: (a) a metal tube; (b) a bonding layer disposed on both sides of the metal tube; and (c) an internally cross-linked polymer layer disposed on both founding layers; wherein said polymer layer is selected from polymers which are members of the group comprising polypropylene, polyethylene, polybutylene, copolymers thereof, and blends thereof and further comprising a fluid intumescent base material.