Promoting the goods and services of others in the chemical, petrochemical, gas, pipeline, construction, paper and pulp, and utility industries by listing the goods and services of others on a computerized on-line ordering service offered via a global computer network computerized on-line ordering services for others in the fields of chemical, petrochemical, gas, pipeline, construction, paper and pulp, and utility industries via a global computer network; computerized on-line business-to-business services between buyers and sellers for the online purchasing and selling of goods and services, namely bolting, gaskets, pipe, piping fittings and valves, pipe supports, pipe repair clamps, tubing, tubing fittings and valves, electrical boxes, electrical enclosures and panels, electrical grounding and circuit protection devices, electrical heat tracing equipment, lighting equipment, electrical motors, electrical raceway equipment, electrical starters, electrical control and signal equipment, transformers, wire, cable, augers, bearings compressors, conveyors couplings engines finfans gearboxes, generators, mechanical seals, mixers and agitators, pumps, turbines, expansion joints, flexible connectors, hoses, line filters, line strainers and traps, lubricants, rupture discs, welding equipment, flow instruments, level instruments, pressure instruments, temperature instruments, process automation equipment and solenoid valves in the chemical, petrochemical, gas, pipeline, construction, paper and pulp, and utility industries via a global computer