Coupling (764 shipments)
Iron Steel (485 shipments)
Steel Construction (270 shipments)
WATER WORKS SUPPLIERS CORPORATION (75 orders)
UTILITY SUPPLY CORP (17 orders)
Coupling 778 shipments
Iron Steel 489 shipments
Steel Construction 276 shipments
Ductile Iron 136 shipments
Ductile Iron Casting 133 shipments