Gnee Steel (tianjin) Co., Ltd
| Payment Terms | T/T , Western Union, MoneyGram |
| Supply Ability | 100 tons per week |
| Delivery Time | 15 days |
| Packaging Details | steel belt with square pipe |
| Surface | bright,silver,smooth |
| Feature | Light weight,High strength,Great load bear capacity |
| Item Name | Stair Tread |
| Steel Grating Standard: | ASTM A36, A1011, A569, Q235 |
| Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. |
| Cross bar pitch: | 40,50,60, 65,76,100,101.6,120,130mm or as customers' requirement. |
| Welding Way | Electrical forged welding, hand welding |
| Thickness | 3mm,5mm |
| Model Number | ST-03 |
| Certification | sgs,ISO9001 |
| Brand Name | Gnee |
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Product Specification
| Payment Terms | T/T , Western Union, MoneyGram | Supply Ability | 100 tons per week |
| Delivery Time | 15 days | Packaging Details | steel belt with square pipe |
| Surface | bright,silver,smooth | Feature | Light weight,High strength,Great load bear capacity |
| Item Name | Stair Tread | Steel Grating Standard: | ASTM A36, A1011, A569, Q235 |
| Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. | Cross bar pitch: | 40,50,60, 65,76,100,101.6,120,130mm or as customers' requirement. |
| Welding Way | Electrical forged welding, hand welding | Thickness | 3mm,5mm |
| Model Number | ST-03 | Certification | sgs,ISO9001 |
| Brand Name | Gnee | ||
| High Light | bar grating treads ，galvanised steel steps | ||
Customized Galvanized Steel Stair Tread With ISO9001 CE Certificate
Grating treads can be made from any grating pattern or profile, and to any dimensions to suit the relevant stairway. In the interest of economy we suggest that the recommended widths and lengths be used wherever possible.
Recommended Stair Tread Widths
| 1,T2,T3,T4,T5,T6 Bearing bars at 30mm pitch | 95 | 125 | 155 | 185 | 215 | 245 | 275 |
| T1,T2,T5,T6 Bearing bars at 40mm pitch T3, T4 | 125 | 165 | 205 | 245 | 285 | ||
| 115 | 155 | 195 | 235 | 275 | |||
| Fixing hole centers | 45 | 75 | 100 | 150 | |||
Note: based on 5mm bearing bars.
Max. Stair Tread Lengths
| Bearing bar measure
Steel grating specification | 253 | 25×5 | 32×5 |
| Bearing bars at 30mm pitch | 550 | 900 | 1300 |
| Bearing bars at 40mm pitch | 450 | 750 | 1200 |
The tables below indicate the maximum width and length for stair treads, depending on the combination of material, pattern and load bar selected. Standard stair treads are available ex-stock from Webforge locations; these standard profiles are complimented by a custom manufacturing service.
Specification of steel grating:
| Common specification of Steel grating | |
| Material Standard | ASTM A36, A1011, A569, Q235, S275JR,Stainless steel 304, Mild steel & Low carbon steel, etc |
| Bearing Bar (width*thickness) | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10…..100 x10mm 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 |
| 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. |
| Twisted Cross Bar Pitch | 38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc |
| Surface treatment | untreated(black), hot-dipped galvanized ,powder coated, electroplate, painting or as per customers’ requirement. |
| Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar |
| Packing | 1) LCL(less than one container load): packed with plastic film then on the pallets 2) FCL(full container load): nude packing 3) Other special package :according to customers' requirements. |
| Payment Term | T/T,L/C, Paypal, Western Union, MoneyGram, Credit Card ,D/A,D/P, Trade assurance |
| Remarks: Other sizes also can be customized according to customers’ requirement. | |
Steel grating advantage:
1>light weight-easy to install and clean-nodem
2>nice appearance-high strength-ventilation and light can pass through
3>material saving-slip-resistant and safe
4>heavy loading and durable
Steel grating Packaging Details:
Hot to order Steel Grating?
· It’s better that you can provide drawings with detailed information like raw material, grating type, surface treatment, quantities, etc.
· If you are not able to provide the drawing, we will design for free according to your specific applications.
· A free design will need information like: area of application (industrial platform, airport, docks, etc.), drawings of this area with detailed dimensions, boundary conditions, etc.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2006
Employee Number:
250~300
Ecer Certification：
Verified Supplier
GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 19 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Factory Advanced Equipment We have more than 30 production lines... GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 19 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Factory Advanced Equipment We have more than 30 production lines...
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