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Contact Person : Mr. Zheng Perry
Company Name : Zhejiang Hengzhou Steel Grating Co., Ltd.
Tel : 0086-0573-84563222
Fax : 0086-0573-84563228
Address : Zhejiang,Jiaxing,Longding Road, Industrial Functional Zone, Xitang Town, Jiashan,
Country/Region : China
Zip : 314102

[Super Deal]Serrated and black welded bar grating

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Related Categories:Metal Building Materials

1.full range in type and dimention 2.applicable steel equipment 3.excellent quality of steel grating 4.reasonable price

Serrated and black welded bar grating:

We own several advanced steel grating PLC controlled press welding product linesand stable equipment,which ensure our products meet worldwide quality standards. 1. Bearing bar specification: 25 x 3 to 60 x 6 2. Bearing bar pitch: 12.5,15,25,30, 40, 60mm etc., also according to client's requirement and 30,40mm are recommended.3. Cross bar pitch: 38, 50, 76, 100mm, also according to client's requirement and 50,100mm are recommended.4. Material: carbon steel,stainless steel

5.Bearing Bar type: serrated

6. Surface treatment: untreated or hot dip galvanizing 7. Steel Grating Standards: a) China: YB/T4001-1998 b) USA: ANSI / NAAMM (MBG531-88) c) UK: BS4592-1987 d) Australia: AS1657-1985

Grating Dimension

Bearing bar pitch(mm)	12.5, 15,25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100
Cross bar pith(mm)	38, 50, 76, 100, 101.6
Thickness(mm)	3mm , 5mm
Material	Q235,SS304,SS316
Surface treatment	Black , hot dip galvanizing,paint
Fields of Application	Platforms ,sidwalks,filter grates,ventilation grates,driling stages, ladder steps,ditch grates,fences,framedgrates,trash rack grates ,paint backing chambers……

Guide to Selection of steel Grid Plate

Light & Medium Duty Maximum recommended spans(mm)

Load bar size(mm)	Maintenance floors no public use UDL=2.5kPa			Pedestrain traffic public, residential and light use UDL=3kPa			Pedestrain traffic publicommercial and crowd use USD=4kPa
Load bar size(mm)	Deflection=5mm			Deflection=5mm			Deflection=5mm
	Beflection bar pith(mm)			Beflection bar pith (mm)			Beflection bar pith (mm)
	30	40	60	30	40	60	30	40	60
20 x 3	1190	1110	1000	1140	1060	960	1060	980	890
25 x 3	1410	1310	1180	1350	1250	1130	1250	1170	1050
32 x 3	1700	1580	1430	1620	1510	1360	1510	1400	1270
40 x 3	2010	1870	1690	1920	1780	1610	1780	1660	1500
20 x 5	1350	1260	1140	1290	1200	1090	1200	1120	1010
25 x 5	1600	1490	1350	1530	1420	1290	1420	1320	1200
32 x 5	1930	1790	1620	1840	1710	1550	1710	1590	1440
40 x 5	2280	2120	1920	2180	2030	1830	2030	1890	1700