Main Products: Rock Drilling Equipment ,Guniting Equipment ,Pumping Equipment ,Explosion Proof Instrument ,Supporting Equipment
U-shaped steel
Negotiable /Piece
Min.Order:10 Pieces
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Jining Bafang Mining Machinery Co., Ltd.
Business Type: Manufacturer,Trading Company
Jining Shandong ChinaMain Products: Rock Drilling Equipment ,Guniting Equipment ,Pumping Equipment ,Explosion Proof Instrument ,Supporting EquipmentProduct Details
U-shaped steel
Mine Support Steel
Specification:25U, 29U, 36U, 40U
Standard:GB4697-91
Material:20MnK,Q275
U Steel Specification | |||||||||||||
Model | H1 | H2 | H3 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | M | Section Area cm2 | Theoretical Weight kg/m |
25U | 120 | 29 | 15 | 135 | 101.5 | 40 | 47 | 39 | 29 | 102.3 | 6.3 | 31.97 | 24.95 |
29U | 124 | 28.5 | 16 | 150.5 | 116 | 44 | 53 | 42 | 30 | 116.6 | 7.2 | 37 | 29 |
36U | 138 | 31.5 | 17 | 171 | 128 | 50.5 | 60.5 | 48.5 | 35 | 129.3 | 7.8 | 45.69 | 35.87 |
40U | 141.9 | 34.7 | 20.2 | 171 | 128.5 | 50.5 | 60.5 | 48.5 | 35 | 129.3 | 8.5 | 51.02 | 40.05 |
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Jining Bafang Mining Machinery Co.,Ltd
Web:
Mob: 8613165185291
Fax: 86-537-2280280
Skype: shuai296751727
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