Stair Tread Power Plant Platform Driveway Steel Outdoor Drain Grating Hot Galvanized
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
5-9 working days
Brand:
GNEE
Product Description
Stair Tread Power Plant Platform Driveway Steel Outdoor Drain Grating Hot Galvanized
Steel bar grating with high strength and firm structure is made up of carbon steel, aluminum steel, or stainless steel. According to the manufacturing methods, it can be divided into four types: welded, press-locked, swage-locked, and riveted gratings. According to the surface shapes, it can be divided into smooth and serrated gratings. With various styles and sizes for choice, steel gratings are widely used in everyday life, such as stair treads, walkways, platforms, floors, various covers, wheeled equipment, security screens, heavy-duty constructions, and so on.
Product Features
- Structure: Welding with flat steel and cross/round bars with certain distances
- Features: High strength, light structure, high bearing capacity
- Surface: The hot dipped zinc coating gives the product excellent anti-corrosion properties
Steel Grating Specification
| Load Bearing Flat Bar size | Thickness≥3mm, depth ≥19mm |
|---|---|
| Available Sizes | 19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5.....40X6, 40X8, 40X10,....90X6.... |
| Pitch of Load bearing flat bars(mm) | 12.5,15, 20, 30, 30.6, 32.5, 34, 34.8, 35.3, 40, 60, 80... |
| Pitch of cross bars(mm) | 38.1, 50, 50.8, 70, 75, 80, 99,100, 101.6, 102... |
Steel Grating Standards
| Country | Steel grating standard | Steel material standard | Hot galvanizing standard |
|---|---|---|---|
| China | YB/T4001-1998 | GB 700-88 | GB/T13912-2002 |
| USA | ANSI/NAAMM(MBG531-88) | ASTM (A36) | ASTM(A123) |
| England | BS4592-1987 | BS4360 (43A) | BS729 |
| Australia | AS1657-1992 | AS3679 | AS1650 |
Detailed Specifications
| No. | Item | Description |
|---|---|---|
| 1 | Bearing Bar |
25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'',etc |
| 2 | Bearing Bar Pitch |
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. |
| 3 | Twisted Cross Bar Pitch | 38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc |
| 4 | Material Grade | ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400, Mild steel & Low carbon steel, etc |
| 5 | Surface Treatment | Black, self colour, hot dip galvanized, painted, spray coating |
| 6 | Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
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Company
Gnee Steel (tianjin) Co., Ltd
Location
No.4-1114, Beichen Building, Beicang Town, Beichen District, Tianjin, China
Contact Person
Zhang