Mining Support U Beam Steel Arch Supports

• After-sales Service: Have
• Warranty: 1 Year, 1 Year
• Type: Channel Steel
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: U series
• Standard: GB
• Trademark: Special Purpose Steel, China Coal
• Forming: Cold Drawn Steel
• Connection Form: Bolt Connection
• Member: Steel Beam
• Type of Steel for Building Structure: High-Strength Steel
• Carbon Structural Steel: Q195
• Residential Wall Structure: Wall Stud
• Application: Steel Workshop
• After-Sales Service: Video or Technical Support
• Transport Package: Export Standarad Package
• Origin: Jining City, Shandong Province, China

Product Description

 Introduction of Mining Support U Beam Steel Arch Supports
Mining Support U Beam Steel Arch Support is mainly used for mining tunnel support ,with the features of high pressure steel structure.
Main purposes: mainly used in mine tunnel, mine tunnel secondary purpose of support, as well as the support of the mountains tunnel support.
Main features: pressure, supporting a long time, easy to install is not easy deformation characteristics. 
1)Specification: U25, U29, U36;
2)Assembly: top beam, two landing legs, four clamps, two baseplates
3)Material: 20MnK Q275
4)Grade: SS400 Q235 A36
5)Size: 50mm*37mm*4.5mm-320mm*88mm*8mm

Parameter of Mining Support U Beam Steel Arch Supports

Size	Material	Theoretical weight (kg/m)	cross-sectional area (cm2)	Height	Thickness	Width	Leg thickness
25U	Q275B/ 20Mnk	24.95	31.79	+1.0 120 -1.5	+0.5 15 -1.2	+1.0 130 -3.0	+0.8 6.3 -0.5
29U	Q275B/ 20Mnk	29.00	37.00	+1.0 124 -1.5	+0.5 16 -1.2	+1.0 150.5 -3.0	+0.8 7.2 -0.5
36U	20Mnk	35.87	45.70	+1.0 138 -1.5	+0.5 17 -1.2	+1.0 171 -3.0	+0.8 7.8 -0.5
40U	20Mnk	40.05	51.02	+1.0 149 -1.5	+0.5 20.2 -1.2	+1.0 171 -3.0	+0.8 8.5 -0.5

Photos of Mining Support U Beam Steel Arch Supports