Building Material Rain Water Drainage Galvanized Trench Cover Grating

• After-sales Service: 2 Years
• Warranty: 2 Years
• Certification: ISO
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 325/30/50 G
• Application: Steel Structure Walkway, Foot Pedal, Drain Cover
• Shape: Flat Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Standard Size: 20FT by 3FT, 1*6m, 1*5.8m
• Model Number: 325/30/100, 305/30/50, 255/30/100, 253/30/100...
• Certificate: ISO 9001:2008
• Surface Treatment: Hot DIP Galvanized/Painted/Untreated
• Bearing Bar Size: 20-100mm
• Cross Bar Pitch: 30-100mm
• Bearing Bar Pitch: 20-100mm
• Product Name: Grating Galvanized Trench Cover
• Transport Package: Naked
• Specification: Yb/T4001-1998,ANSI/Naamm,Bs4592-1987,As1657-1985
• Trademark: Trade mark-JW
• Origin: China
• HS Code: 7308900000
• Production Capacity: 10000PCS/Year
• Package Size: 100.00cm * 100.00cm * 100.00cm
• Package Gross Weight: 2500.000kg

Product Description

Compared with cost iron drain cover, the advantage of steel grating trench cover:

1. Saving material: the most economical method of using material at the same bearing condition, correspondingly, also less material of supporting structure.
2. Less investment: less material, less workman, shorter time limit of project, no need of clearance and maintenance.
3. Easy construction: fixed by installation fastener or welding, one person can finish.
4. Durable: hot-dipped galvanized, high attacking and heavy duty proof.
5. Modernization: beautiful appearance, reasonable design, good ventilation and daylight,
6. Light structure: less material, light weight, easy to be lifted and loaded
7. Dirt proof: no rain, no snow and dust

Material: Carbon steel, stainless steel, and so on.

Surface treatment: Hot-dipped galvanized, electro galvanized, PVC coated and so on.

Packing: Naked or packing as the customers' request.

surface treatment   hot-dipped galvanized, painted, untreated
bearing bar pitch   15 to 60mm, customized
cross bar pitch     50 to 100mm, customized
bearing bar dimension   20*3 to 65*5mm, various dimension

1.Grating Types:	W--welded steel grating   L-- pressure-locked   C-- socket-welding
2.Bearing bar Pitches:	15-30, 40, 60, 80, 90 mm etc. with 30, 40 mm recommended.
3.Cross bar Pitches:	50, 100mm are recommended.
4.Surface treatment:	G - galvanized       P - painted       U - untreated
5.Grating standard:	China:   YB/T4001.1-2007(YB/T4001.1-1998)         Britain:   BS4592-1:1995         US:      ANSI/NAAMM(MBG531-93)         Australia:  AS1657-1992
6.Marks:	Example: G 325/30/100    G255/40/50