Structure: | Forge-Welding |
---|---|
Bench: | Multi Stair |
Type: | Press Welded Steel Bar Grating, Forge-Welding |
Material: | Carbon Steel, Stainless Steel, Metal |
Usage: | Indoor, Outdoor |
Stair Type: | Straight Stair |
Samples: |
---|
Customization: |
---|
Suppliers with verified business licenses
Jiulong Galvanized Steel Grating Stair Treads with Anti-Slip Yellow Nosing GRP Landing Cover for Step Ladder and Steel Staircase Outdoor Usage
Stairtreads:
Load Bearing Bar Pitch | Recommended Width | ||||||
30 | 125 | 155 | 185 | 215 | 245 | 275 | 305 |
40 | 125 | 165 | * | 205 | 245 | 285 | 325 |
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 |
It has convenient traffic and superior location with only 30-minute drive to Ningbo Lishe International Airport and only 25-minute drive to Ningbo Port---the famous international sea port with the advantage of non-silting, deep-water and ice-free all year round.
Founded in 1993, covering an area of 25000 square meters and with workshop area of 18000 square meters, NJMM has advanced equipments, full-fledged technology as well as rich manufacture and management experience in press-welded steel grating area over 10 years. NJMM is among the few leading manufacturers who have the entire production process from bearing bar to galvanized steel grating.
Suppliers with verified business licenses