Overview
Product Details
W-section steel straps for coal mine is a new kind of mine coal roof support material. This products are used with all kinds of rock bolt together to make a kind of roof support under the coal mine. This kind of combination make those rock bolt connect together to form a whole bearing structure. W-section steel belt is also called roof steel strap, is made from high strength alloy through cold pressing. W-section steel belt is widely used underground coal mine roadway, cave chamber tunnel and other roadway support, especially to deal with those instability surrounding rock having very good function .
1. Width: S (mm) 170,190,200,220,230,240,250,270,280,300.
Web: h (mm) 3,3.5,4,4.5,5,6,7,8.
Distance between holes: 500mm-1100mm or as ur requirement
Length: according to customer's requirement (less than 15000mm)
Tensile Strength: >=375Mpa Min
Yield Strength: >=235Mpa Min
Elongation Rate: >=20%
3. Standard: MT/T861-2000
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Technical characteristic (compared with common steel belt):
1. Raw material is high-strength alloy
2. Having higher rigidity and strength
3. Bending resistance ability is 54 times higher than others kinds
4. Sclerification through cold pressing process can improve strength extension 28-46%.
Company Brief Introductio
Henan Zongxiang Heavy Industry Import & Export Co., Ltd, established by experienced crew on the rail & track field, is a professional & reliable supplier that provides all kinds of rail & track accessories.
As an international trade subsidiary of Zhongxiang Steel Group Inc,. was found 1997. We have more than two decades experience on this field, covering an area of 33,000 square meters, with about 300 employees, 4 production lines, 2 R & D department, and 5 quality control staffs. With advanced technology, powerful processing capacity and excellent service,our products have been well recognized by our customers from domestic and overseas market.
Henan Zongxiang Heavy Industry Import & Export Co.,Ltd, established by experienced crowd on the rail & track field, is a professional & reliable supplier that provides all kinds of rail & track accessories. As an international trade subsidiary of Zhongxiang Steel Group, was founded in 1997. We have more than two decades experience on this field, covering an area of 33,000 square meters, with about 300 employees, 4 production lines, 2 R & D department, and 5 quality control staff. With advanced technology, poweful processing capacity and excellent service, our products have been well recognized by our customers from domestic & overseas market.
Our company mainly provide a range of rails, rail accessories, rail processing, mining support products and so on.
Steel rail | GB standard( light rail, heavy rail, crane rail) and other standards steel rail |
Rail accessories | turnout switch, track spike, fish plate, rail clamp, rail clip, fish plate, rail bolt/nut/washer and etc |
Mining support products | Anchors & Rock bolt, Anchor net, Anchor washer, mine tray, mine plastic mesh, metal mesh |
Rail processing | rail cutting, rail drilling, rail bending |
Other steel products | W-section strap, T-section strap, I-beam steel, U-beam steel, channel steel, angle steel |