Good Quality Factory Price Serrated, Open Ended, Untreated/Black Steel Grating

• Certification: CE, ISO
• Application: Steel Structure Walkway, Drain Cover
• Shape: Flat Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Flat Bar Size: 25X5mm
• Model NO.: JG255/30/100 5800X995mm
• Twisted Cross Bar Pitch: 100mm
• Flat Bar Pitch: 30mm
• Flat Bar Type: Serrated
• Surface Treatment: Untreated/ Black
• Transport Package: Packed by Flat Bar
• Specification: Jg255/30/100
• Trademark: Longta
• Origin: China
• HS Code: 7308900000
• Production Capacity: Over 50, 000tons Per Year

Product Description

Ningbo Jiulong Machinery Manufacturing Co., Ltd is the second largest steel grating manufacturer in China.

We have been producing steel grating for more than 25 years. And has exported to more than 30 countries. Choose Jiulong grating is your right decision!
 

Standard descriptions:

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

Serrated Steel Grating has better non-skid property & safety compared with plain grating.