... , splice, welding, and finishing operationType:Plain Style Steel Grating, Serrated Style Steel Grating, I Bar Type Steel GratingSpecifications::1) Bearing Bar (Load Bar) Specifications ... (center to center):12.5, 15, 30, 34, 40, 60mm etc, also be according to client's requirement and ... 30, 40, 60mm are recommended, America standard is available.3) Cross ...