factory supply mining threaded anchor rock bolt

Products Details

Shandong Jute Steel Pipe company established in 2001,now,We are equipped with advanced production equipment,such as hot rolling production line,punching lines,fine rolling production lines and cold drawing production lines.Our company specializes in the production of various seamless steel pipes. Our products include common seamless steel pipes,fine pull pipes,fine rolled pipes,alloy steel pipes,special pipes,sheet steel,Steel pipe deep processing,etc. Our company invites a group of excellent technical experts and management personnel in domestic steel pipe industry to improve the technical levels of our products.Shandong Jute Steel Pipe Co.,Ltd. Contacts: Mr. Ji WhatsApp: +86 18865211873 WeChat: +86 18865211873 E-mail: jutesteelpipe@gmail.com E-mail: juteguanye@aliyun.comBolt support is a reinforcement method used in underground cavern construction, such as slope, rock and soil deep foundation pit, tunnel, stope and other underground caverns. With metal, wood and other materials or polymer rod into the rock around the room or underground rock surface pre drilled hole, special structure and tail plate using the head and the rod body (or not), or rely on the cohesive Role of surrounding rock and rock mass stability together and produce the effect of suspension, composite beam effect, reinforcing effect, in order to achieve the purpose of supporting. 23

Diameter

Length

Plate size

Tensile strenth

Ultimate load

Working Load

(mm)

(mm)

(mm)

(MPa)

(KN)

(KN)

16

1000~1800

120×120×6

≥500

80

≥49

18

1200~2000

120×120×10

≥500

100

≥58.8

20

1400~2000

150×150×8

≥500

120

≥78.6

22

1600~2100

150×150×10

≥500

140

≥80

24

1800~2200

150×150×10

≥500

160

≥88.2

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