IADC517 17 1/2" API Tricone rock bits/TCI tricone bits

Name: IADC517 17 1/2" API Tricone rock bits/TCI tricone bits
Brand: Hejian Hengji Bit Manufacture Co., Ltd.
Rating: 4.9 (10 reviews)

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Brand Name :	HJ/hengji

9yrs

Hejian, Hebei, China

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Product description

Specifications Tricone bits

1.Sizes from 3 7/8 -26

2.Cover all all IADC code

3.Reliable quality and best price

Specification 1.High quality&Good perfomance
2.Long working life
3.Sufficient stock&Tim IADC517 17 1/2" API Tricone rock bits/TCI tricone bits 1) About the specification of Tricone bit( steel tooth & TCI bit) Mining Bits Oil Well Bits Water Well Bits Geothermal Bits Environmental Bits Construction Bits Exploration Bits Blast Hole Bits tricone bit,size range:3"-26". carries all brands of drill bits, such as, Kingdream,Lilin,CS,Hughes, Smith,.

IADC	WOB (KN/mm)	RPM (r/min)	Applicable Formations
114/116/117	0.3~0.75	180~60	Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc.
124/126/127	0.3~0.85	180~60	Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc.
134/135/136/137	0.3~0.95	150~60	Soft to medium formations with low compressive strength and high drillability, such as medium soft shale, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc.
214/215/216/217	0.35~0.95	150~60	Medium formations with high compress strength, such as medium soft shale, hard gypsum , medium soft limestone, medium soft sandstone, soft formation with harder interbed, etc.
227	0.35~0.95	150~50	Medium hard formations with high compressive strength, such as abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble,etc
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.

IADC	WOB (KN/mm)	RPM (r/min)	Applicable Formations
417/437/ 447/415/435	0.35~0.9	150~70	Very soft formations with low compressive strength and high drillability, such as clay, mudstone, chalk, gypsum, salt, soft limestone, etc.
517/527/515	0.35~1.0	140~60	Soft formations with low compressive strength and high drillability, such as mudstone, gypsum, salt, soft limestone, etc.
537/547/535	0.45~1.0	120~50	Soft to medium formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc.
617/615	0.45~1.1	90~50	Medium hard formation with high compress strength, such as hard shale, limestone, sandstone, dolomite. etc
637/635	0.5~1.2	80~40	Hard formations with high compressive strength, such as sandstone, limestone, dolomite ,hard gypsum, marble, etc.
Note: The upper limits of WOB and RPM in above table should not be used simultaneously.

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