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metal drain grates/steel stair treads/sheet metal grats/catwalk grating/steel drain grates/serrated grating
Product Details:
Payment & Shipping Terms:
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Detailed Product Description
| Type: | Serrated, Plain, I Bar Grating | Surface Treatment: | Hot Dipped Galvanized/ Lacquering |
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| Material: | Carbon Steel / Stainless Steel | Steel Bar: | 25x5mm 30x3mm 32x5mm 38x5mm 40x5mm 50x5mm |
| Application: | Concrete Construction Support | Hole Shape: | Square |
| Sample: | Free | Payment: | 30% Deposit, 70% Before Delivery |
| Color: | Silver White |
metal drain grates/steel stair treads/sheet metal grats/catwalk grating/steel drain grates/serrated grating
hot dip galvanized trench cover plate is carrying flat steel and bars according to certain spacing orthogonal combination,to be open-steel components fixed by welding or pressure lock. Crossbar general use through twisted square steel may also be round steel or flat steel.
Material is divided into carbon steel and stainless steel. steel grating ditch cover for walkwaymainly used for steel structure platform plate, trench cover, ladders treads, ceiling and other buildings.
| Specifications of steel gratings | ||
| No | Item | Description |
| 1 | Bearing bar | 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc. |
| 2 | Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. |
| 3 | Cross bar | 5x5, 6x6, 8x8mm (twisted bar or round bar) |
| 4 | Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement. |
| 5 | Surface treatment | Black, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement. |
| 6 | Flat bar type | Plain, Serrated (tooth-like), I bar (I section) |
| 7 | Material standard | Low carbon steel (ASTM A36, A1011, A569, S275JR, SS304, SS400,UK: 43A) |
| 8 | Galvanizing standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
| 9 | Steel grating standards | A. China: YB/T4001-1998 |
| B. USA: ANSI/NAAMM (MBG 531-88) | ||
| C. UK: BS4592-1987 | ||
| D. Australia: AS1657-1988 | ||
| E: Japan: JJS |
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Advantage of the steel grating:
-light weight-easy to install and clean-nodem
-nice appearance-high strength-ventilation and light can pass through
-material saving-slip-resistant and safe
-heavy loading and durable
Production Flow
The production flow of Steel Grating is illustrated as the following .
| 1-Raw material | Cross bar/bearing bar |
| 2-Welding | Pressure weiding |
| 3-Cutting | Cut to target size |
| 4-Banding | Edge banding |
| 5-Surface treatment | Hot Dipped Galvanized |
| 6-Packing | Pack according to customer's requirement |
| 7-Loading | Professional Loading team to ensure the safety and integrity of the goods |
Packaging & Shipping
Packed in bundle then fixed by steel belt as the general export package and we also could pack it according to customers' requirement.
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: 30% T/T in advance ,balance before shippment
Contact Details
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