China Galvanized Steel Grating manufacturer
Gnee Steel (tianjin) Co., Ltd
Professional Steel Grating & Safety Grating Manufacturer
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Customized Galvanized Heavy Duty Steel Grating for Walkway and Drainage

Customized Galvanized Heavy Duty Steel Grating for Walkway and Drainage

Brand Name Gnee
Minimum Order Quantity 2PCS
Supply Ability 300000 Square Meter/Square Meters per Month
Delivery Time Shipped in 20 days after payment
Packaging Details Fix with metal belt Packing with pallet ,outside wrap with waterproof plastic film Finial in container
Detailed Product Description
Customized Galvanized Gully Grate Flat Bar Heavy Duty Steel Grating
Our hot-dip galvanized steel grating is engineered for superior performance in demanding industrial applications including walkways, platforms, stair treads, and drainage systems.
Product Overview
We offer three specialized types of steel grating to meet diverse industrial requirements:
  • Plain Style Steel Grating
  • Serrated Style Steel Grating
  • I Bar Type Steel Grating
Our serrated steel grating features scientifically engineered bearing bars that provide exceptional load-bearing capacity and slip resistance, making it ideal for heavy-duty industrial platforms and high-traffic areas.
Technical Specifications
  • Bearing Bar Sizes: 25x3, 25x4, 30x3, 30x4, 30x5, 32x5, 40x5, 50x5 up to 75x10mm
  • Bearing Bar Pitch: 20, 25, 30, 35, 40, 50, 60mm
  • US Standard Sizes: 1"x3/16", 1-1/4"x3/16", 1-1/2"x3/16"
  • Cross Bar Pitch: 38, 40, 50, 100mm
  • Material Options: Mild Carbon Steel, SUS304 Stainless Steel
  • Surface Finishes: Black, Electric Galvanized, Hot-Dip Galvanized, Paint
Industry Standards Compliance
  • China: YB/T 4001.1-2007
  • USA: ANSI/NAAMM (MBG531-88)
  • UK: BS4592-1987
  • Australia: AS1657-1985
Popular Steel Grating Specifications
ItemBearing Bar (mm)Cross Bar (mm)Bearing Bar Pitch (mm)Cross Bar Pitch (mm)
25325x3620,30,40,5050,100
25425x46,820,30,40,5050,100
25525x56,820,30,40,5050,100
30430x4820,30,40,5050,100
30530x5820,30,40,5050,100
35535x5820,30,40,5050,100
40440x4820,30,40,5050,100
40540x5820,30,40,5050,100
45545x5820,30,40,5050,100
50550x5820,30,40,5050,100
60560x5830,40,50,6050,100
70570x5830,40,50,6050,100
Product Images
Product Tags: Customized Steel Grating   Galvanized Bar Grating   Heavy Duty Metal Grating  
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