all thread bar bolt

Model:	TRFT16 18 20 22
Brand:	TONRY
Origin:	Made In China
Category:	Industrial Supplies / Machine Hardware / Nuts & Bolts
Label:	bolt , thread bar bolt , all thread bar
Price:	-
Min. Order:	500 pc

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Member Information

Shandong Tongrui Mining Technology Co., Ltd.

Free MemberShan Dong - China

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Last Online:23 Apr, 2014

Product Description

all thread bar bolt :

1.Material: steel
2.Fuction : used as rock bolt for support
3.Diameter : 16mm 18 mm 20mm 22m

All Threadbar Bolt is used together with dome plate and net for reliable ground support in mines, tunnels, slopes, or wherever .a

1.FEATURES :

(1) In the longitudinal direcition , rock body has equal tensile strength ,that is about 40% higher than the reverse-twist bolt in the same specification .

(2) Extend the support area , not only be used by end anchoring ,but also be used by fully anchoring ,that has a better support efficiency .

(3)Low price, widely used in coal mines, railways, hydropower and other types of roadway projects.

2.PROPERTY:

ITEM	SPEC.	MATERIAL	BEARING CAPACITY (kn)	HIGH-STRENGTH PLATE(Spherical)
ITEM	SPEC.	MATERIAL	BEARING CAPACITY (kn)	SIZE (mm)	BEARING CAPACITY (kn)	BORE DIAMETER (mm)
All-Thread Rebar Rock Bolt	DQ-16	HRB335	≥100	120×120×6	≥125	23
	DQ-18	HRB335	≥125	120×120×8	≥170	23
	DQ-20	HRB335	≥155	120×120×8	≥170	26
	DQ-22	HRB335	≥185	150×150×8	≥220	26

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Shandong Tongrui Mining Technology Co., Ltd.

Steel Market, Manzhuang

Phone:: 86-538-5050210

Fax:: 86-538-5050585

Contact:: laura (export trader)

Mobile:: 18953894980

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