DingRun Galvanized Self Drilling Anchor Bolt

. Radial bolting . Slope stabilization . Forepoling.Micro injection pile . Face stabilization . Temporary support anchor

1. Common groutable anchor bar consists of hollow anchor bolt, anchor plate and anchor nut.It can be used in the supporting of all kinds of rock and soil, and suitable for the supporting of medium or long anchoring bolt, or the roof supporting of underground works.

2. Steel anchor bar with expansion case consists of steel anchoring head with expansion case, hollow slip casting bolt, slip stop plug, anchor plate and nut. This kind of bolt is used for rock supporting work that requires initial prestress.

standard	outside diameter	average internal dia	ultimate load capatity	yield load	tensile strength	yield strength	theorical weight	thread type
	mm	mm	kn	kn	N/mm2	N/mm2	kg/m
R25N	25	13	200	150	720	560	2.4	ISO10208
R32N	32	18.5	280	230	720	560	3.2	..
R32S	32	15	360	280	740	560	4.0	..
R32L	32	20	220	160	740	560	2.9	..
R38N	38	19	500	400	740	560	5.8	..
R51L	51	36	550	450	740	560	6.8	..
R51N	51	33	800	630	740	560	7.8	..
T76N	76	51	1600	1200	740	560	15.6	ISO1720
T76S	76	45	1900	1600	740	560	20.0	..
T30/11	30	11	320	260	740	560	3.2	..
T40/16	40	16	660	525	740	560	7.2	..

General Introduction

Jiangyin Dingrun Precision Steel Tube Co. Ltd. (JYDR) is one of the leading manufacturers, exporters and importers of PRECESION STEEL PIPES & TUBES, based in Jiangyin city, Yangtze River Delta, China. The factory locates alongside the Xicheng River of Yuecheng Town, which is the most developed region in China. Huning highway, Yanjiang highway, Xicheng highway, Xinchang railway run across the beautiful city. Wuxi Shuofang and Changzhou Benniu airports are 20km distance from JYDR.

JYDR contributes the engagement in R&D, manufacturing and international trade of precision steel tubes, and has more than 3500 tons’ manufacturing capability. The products focus on round and profiled cold-rolled precision steel tubes, machinery spare parts. Our manufacturing range rates within sizes of inner diameter from 10mm to 100mm, of thickness from 2mm to 13mm, of the precision 0.08mm, and of inner surface roughness Ra0.4-0.6. The types of steel tubes include 10#, 20#, 35#, 45#, 160Mn, 20GrMo, 35GrMo, 40Gr. The products have the characteristics of small-sized, heavy-wall thickness, high precision, inner or outer special shaped profiles. They are widely adept in auto, hydraulic machinery, gas spring system, shock absorbers, precision instruments, anchoring machinery and construction machinery. JYDR supplies precision tubes and a lot of spare parts for global incorporations.

JYDR passed the ISO9001 in 2006.

JYDR brings in advanced manufacturing technique and equipments, implements ISO9001 quality system codes, operates effective management model, confirm to systemic value and vision. Exceeding customers’ expectations is our most important target..

JYDR welcome domestic and overseas customers for Win-Win businesses.

DingRun Galvanized Self Drilling Anchor Bolt