Langfang Ouhang Technology Co., Ltd.

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SRM HDD Borehole Tricone Drill Bit 118-660.4mm Well drilling

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Langfang Ouhang Technology Co., Ltd.
City:langfang
Province/State:hebei
Country/Region:china
Contact Person:MrJi
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SRM HDD Borehole Tricone Drill Bit 118-660.4mm Well drilling

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Brand Name :OHANG TECH
Model Number :118-660.4mm
Place of Origin :CHINA
MOQ :1
Packaging Details :Sea Freight Packing
Delivery Time :30-50 days
Payment Terms :T/T
Name :HDD Borehole bit / HDD drill bit
Seal :Metal / Rubber
for :Well drilling / Horizontal directional drilling
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HDD Borehole bit / HDD drill bit Basic Info.

Transport Package
Paper Box
Origin
Hebei
HS Code
8207191000
Production Capacity
50000

Product Description

Product Features
SRM (Slide Bearing-Rubber Sealing Milled Teeth) bits can load a higher WOB in normal RPM condition. It applies in different formation from very soft to very hard matched with different cutting structure.

Product Features:
- Slide bearing is applied
- Hard alloy is welded on the surface of tooth to increase the wearing resistance performance
- Cone bearing is silver coated which provides more loading ability and anti-seizure ability
- O sealing ring is made of HNBR which is more corrosion and high temperature resistant; larger sealing ring cross section increases sealing adaptability
- Steel ball locked cone provides more security and is applicable to high speed rotation.
- 250 ºC high temperature and anti-corrosion lubricant is applied which the high temperature resistance performance of bit sealing lubricating system.
- Optimized milled teeth surface weld improves the anti-corrosion performance of drill bit
- Optimized milled teeth quantity and teeth arrangement structure give full play to the cutting ability and cutting speed of drill bits.
Tricone Bit Specification
Conventional Inserted Teeth Tri-Cone Bits
IADC Code Size Available Protodrakonov Scale of Hardness Recommend WOB
KN/mm
Recommend RPM
3-7/8" 4-3/8" 4-5/8" 5-1/4" 6" 7-1/2" 8-1/2" 8-3/4" 9-1/2" 12-1/2"
98.4mm 111.1mm 117.5mm 133.4mm 152.4mm 190.5mm 215.9mm 222.2mm 241.3mm 311.1mm
437 f=5~7 0.35~0.9 60~150
517 f=6~8 0.4~0.95 60~150
537 f=8~10 0.75~0.85 60~150
637 f=10~12 0.75~1.20 40~70
2-3/8REG 2-7/8REG 3-1/2REG 4-1/2REG 6-5/8REG "√" means regularly available products; other types or sizes shall be custom made accordingly.
Thread Connection Available
Conventional Milled Teeth Tri-Cone Bits
IADC Code Size Available Protodrakonov Scale of Hardness Recommend WOB
KN/mm
Recommend RPM
3-7/8" 4-3/8" 4-5/8" 5-1/4" 6" 7-1/2" 8-1/2" 8-3/4" 9-1/2" 12-1/2"
98.4mm 111.1mm 117.5mm 133.4mm 152.4mm 190.5mm 215.9mm 222.2mm 241.3mm 311.1mm
125 f=1~3 0.3~0.7 80~200
131 f=1~3 0.3~0.7 80~200
135 f=3~5 0.4~0.8 70~180
145 f=4~6 0.75~0.85 60~160
2-3/8REG 2-7/8REG 3-1/2REG 4-1/2REG 6-5/8REG "√" means regularly available products; other types or sizes shall be custom made accordingly.
Thread Connection Available

Factory View

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