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 |
| Type: | Stairs |
| Material: | Carbon Steel |
| Surface: | Hot Dip Galvanized |
| Steel standard: | JR275,ASTMA36,A1011,A569,Q235 |
| Mesh (Spacing) | 19-w-4,15-w-2,30/100,30/50,40/50 |
| Grating standard: | ANSNAAMM; BS-4592-1987; AS1657-1985 |
| Grating bar type: | Serrated bar, plain bar, I-bar, Serrated I-bar |
| Model Number | ST-04 |
| 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 |
| Type: | Stairs | Material: | Carbon Steel |
| Surface: | Hot Dip Galvanized | Steel standard: | JR275,ASTMA36,A1011,A569,Q235 |
| Mesh (Spacing) | 19-w-4,15-w-2,30/100,30/50,40/50 | Grating standard: | ANSNAAMM; BS-4592-1987; AS1657-1985 |
| Grating bar type: | Serrated bar, plain bar, I-bar, Serrated I-bar | Model Number | ST-04 |
| Certification | sgs,ISO9001 | Brand Name | Gnee |
| High Light | exterior metal stair treads ，galvanised steel steps | ||
ASTM Q235 SS304 25x3 Stainless Steel Grating Steel Stair Treads
Description
Stair tread is made of steel grating& widely used for different types ofsteel ladders,feature easy installation,strong structure&aeatheic appearance&good water permeability.We can fabricate according customer'size.
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
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.
Grating Style
Plain / Smooth, Serrated /teeth, I bar, serrated I bar
| No | Item | Description |
| 1 | Bearing bar | 25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
| 2 | Bear bar pitch | 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. US standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc. |
| 3 | Cross bar pitch | 38,50,76,100,101.6mm |
| 4 | Material | Q235,A36,SS304 |
| 5 | Surface treatment | Black, hot dipped galvanising, paint |
| 6 | Standard | China: YB/T 4001.1-2007 |
| USA: ANSI/NAAMM(MBG531-88) | ||
| UK: BS4592-1987 | ||
| Australia: AS1657-1985 |
Components of steel grating
Four types of bearing bar
| Product Name | Galvanized steel stair treads |
| Material | Low carbon steel |
| Grade | CN: Q235, US: A36, UK: 43A |
| Standard | CN: YB/T4001-1998, US: ANSI/NAAMM, UK: BS4592-1987, AUS1657-1988, JJS |
| Certification | CE, GOST, ISO9001, ISO14001, HSE |
| Bearing bar size | 20X3, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4... 75X8mm, etc |
| Bearing bar pitch | 20,25,30,32.5,34.3,40,50,60,62,65mm |
| Bearing bar type | Plain, Serrated (tooth-like), I bar (I section), Serrated-I |
| Cross bar size | 5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar) |
| Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc. |
| Surface treatment | Black, self colour, hot dip galvanized, painted, spray coating |
| Galvanization Standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
| Color | Silver |
| Application | power plants, shipbuilding, large equipment, industrial constructions |
Application
1. Widely used in shipbuilding, harbor, oceanographic engineering, building, paper mills, cement plant, medicine, spinning and weaving.
2. Is applied in food stuff factory, transportation, municipal administration, parking lot , etc.
3. Also used by various plants such as electric power, petroleum,chemical industry.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2008
Employee Number:
200~300
Ecer Certification：
Verified Supplier
GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 16 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Since our establishment, we have been dedicated to becoming a trusted global partner for high-quality ste... GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 16 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering. Since our establishment, we have been dedicated to becoming a trusted global partner for high-quality ste...
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