Vertical Multistage Pump,Multistage Centrifugal Pump,Vertical Multistage Water Pump,Vertical Inline Pump Shanghai NuoSai Pump Manufacturing Co., Ltd. , https://www.nuosai.net
1. The shape of bearing bar: Plain type (may be omitted in the symbol of steel grating), Serrated type and I-Shape type
2. Bearing bar pitches can be 12.5, 15, 20, 30, 30.16, 32.5, 34.3, 40, 60mm, of which 30mm & 40mmare recommended.
3. Cross bar pitches can be 38, 50, 60,100mm, of which 50mm & 100mm are recommended.
4. Surface treatment: Hot-dip galvanizing, paint or other anti-corrosive coatings are available, of which hot-dip galvanizing is generally recommended.
5. Material: Q235 in line with GB/T700 steel
6. Tolerance
The allowed deviation of length is +0/-5mm, while the allowed deviation of width is +/-5 mm.
The non-perpendicularity of bearing bar is allowed no more than 10% of width of bearing bar.
Cross bar surface should not surpass bearing bar surface 1mm, beginning & end of cross bar should not surpass the end surfaces of two sides of grating 2mm.
7. Standard:
standard
Steel grating standard
Steel standard
Galvanizing standard
China standard
YB/TÂ 4001.1-2007
GB700-88
GB/T13912-2002
USAÂ standard
ANSI/NAAMM(MBG531)
ASTM(A36)
ASTM(A123)
U.K. standard
BS4592
BS4360(43A)
BS729
Australia standard
AS1657
AS3679
AS1650
Model NO.: CT-SBG01
Cross Bar Pitch: 50mm,76mm,100mm
Surface Treatment: Hot Dipped Galvanized
Type: Plain Type and Serrated and I Shape Type
Trademark: CT
Specification: according to customers′ requirement
Origin: Anping County, Hengshui City
HS Code: 731450000
Steel bar grating