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:
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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