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　Titanium Sphere / Housing
Titanium Sphere / Housing 　【Features】
　　・ Optimum for a receptacle for observation apparatuses such as a seismometer.
　　・ Extendable by adding a cylindrical section.
　【Specification/Performance】
　　・Max. Working Depth of water
　　・Material
　　・Sphere inner diameter
　　・Flange outer diameter
　　・Weight(air)
　　・Weight(water)		 ：
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：
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：
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 　4,000m
　Titanium alloy
　φ500mm
　φ570mm
　45kg
　-440N ( -45kg )

　Buoyancy Material
Buoyancy Material 　【Specification/Performance】
　　・Density　0.2〜0.68
　　・Material　Titanium alloy
　　・High compression strength and high compression elastic modulus.
　　・Keep buoyancy in case of cutting.
　　・Low Water Absorption.


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