Steel Grating standard

Steel standard

Galvanizing standard

China standard

YB/T 4001.1-2007

GB700-88

GB/T 13912-2002

USA standard

ANSI/NAAMM(MBG531)

ASTM(A36)

ASTM(A123)

U.K.standard

BS4592

BS4360

BS729

Australia standard

AS1657

AS3679

AS1650

Product Name

Steel grating

Material

Low carbon steel / Stainless steel

Grade

CN: Q235, Q345, US: A36, UK: 43A

Standard

CN: YB/T4001-1998, US: ANSI/NAAMM, UK: BS4592-1987, AUS1657-1988, JJS

Certification

CE, GOST, ISO9001, ISO14001, HSE

Bearing bar size

20X5, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4... 75X8, 100X8mm, etc

Bearing bar pitch

20,25,30,32.5,34.3,40,50,60,62,65mm

Bearing bar type

Plain, Serrated (tooth-like), I bar (I section), Serrated-I

Cross bar size

5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar)

Cross bar pitch

40, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc.

Panel size

3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,7315x1000, as request

Surface treatment

Untreated, hot DIP galvanized, cold DIP galvanized, painted, powder coated, pickling, electrolytic polishing, or as customers’ requirement.

Galvanization Standard

CN: GB/T13912, US: ASTM (A123), UK: BS729

Color

Silver/Black

Application

petroleum and chemical, port, power, transportation, papermaking, medicine, steel and iron, food, municipality, real estate, manufacturing

No

Item

Description

1

Bearing

bar

25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm

2

Bear bar pitch

12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. US standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc.

3

Cross bar pitch

38,50,76,100,101.6mm

4

Material

Q235,A36,SS304

5

Surface treatment

Black, hot dipped galvanising, paint

6

Standard

China: YB/T 4001.1-2007

USA: ANSI/NAAMM(MBG531-88)

UK: BS4592-1987

Australia: AS1657-1985