Steel Grating (Plain Steel Grating Flat Steel Grating & Serrated Steel Grating / Tooth Shape Steel Grating) 1) Bearing Bar (Load Bar) (mm): 20 x 3 to 100 x 9;the specification of "I-section" is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc. 2) Bearing Bar Pitch (center to center): 12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available 3) Cross Bar Pitch (center to center): from18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available. 4) Steel Grating Material:Q235 Steel or stainless steel grating. 5) Steel Grating Surface Treatment: Untreated, Painting or Hot Dipped Galvanizing 6)Quality Standard: Steel Grating Standard: China YB/T4001-1998 America ANSI/NAAMM (MBG531-88) Britain BS4592-1987 Australia AS1657-1992 Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A) Hot Dip Galvanizing Standard: China GB/T13912-92 / ASTM (A123) / BS729 7) Application of Steel Grating: Floor;Catwalk;Mezzanines/decking;Stair tread;Fencing;Vault bin floor;Ramp;Dock/Warehouse;all kinds of trench cover;Window and machinery safe guards;Wash rack;Ventilation screen;Storage rack;Suspended ceiling;Drainage pit cover,etc
Steel Grating (Plain Steel Grating Flat Steel Grating & Serrated Steel Grating / Tooth Shape Steel Grating) 1) Bearing Bar (Load Bar) (mm): 20 x 3 to 100 x 9;the specification of "I-section" is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc. 2) Bearing Bar Pitch (center to center): 12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available 3) Cross Bar Pitch (center to center): from18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available. 4) Steel Grating Material:Q235 Steel or stainless steel grating. 5) Steel Grating Surface Treatment: Untreated, Painting or Hot Dipped Galvanizing 6)Quality Standard: Steel Grating Standard: China YB/T4001-1998 America ANSI/NAAMM (MBG531-88) Britain BS4592-1987 Australia AS1657-1992 Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A) Hot Dip Galvanizing Standard: China GB/T13912-92 / ASTM (A123) / BS729 7) Application of Steel Grating: Floor;Catwalk;Mezzanines/decking;Stair tread;Fencing;Vault bin floor;Ramp;Dock/Warehouse;all kinds of trench cover;Window and machinery safe guards;Wash rack;Ventilation screen;Storage rack;Suspended ceiling;Drainage pit cover,etc
