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Tungsten Alloy Anticorrosive Drill Rod
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Category
Petroleum machinery
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Product description
1. Structure:
There is deposition of tungsten alloy layer on the inner and outer walls of API standard drill rods.
2. Performance Indicators:
Basic Performance: Meeting API Standards
Anticorrosion Property: Resistance to H2S/CO2 corrosion in high temperature, salt water corrosion, alkali corrosion and weak acid corrosion, meeting the corrosion resistance requirements of NACE 0177 Standards.
Wear Resistance: Good, equivalent to that of hard chromium layer.
Tungsten Alloy Layer and Backing Material Binding Force: According to GB/T5270-2005 testing, the plating layer does not crack or peel off.
Appearance: Uniformly bright, showing silvery white
Thickness of Tungsten Alloy Layer: 40-60μm
3. Performance Testing
Wear and Corrosion Resistance Test: Passed a variety of the wear and corrosion resistance test carried out by Xi'an CNPC Tubular Goods Research Institute, Xi’an Maurer Petroleum Engineering Laboratory,and Quality Supervision and Inspection Center of Surface Covering Layer Products for Machinery Industry.
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