12.9 Grade Excavator Spareparts Track Link Chain Group Bolt and Nut
1. Why Choose Us?
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Through professional
quench-tempering processes to guarantee excellent mechanical properties, high
strength and superior wear resistance to avoid bending and breakage.
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Our quality control is strictly performed from sourcing raw
materials and different machining procession to final packing.
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We use Magnetic Particle Detector,
Impact Tester, Material Testing Machine, Metallurgical Microscope, such testing
and inspection instruments, to guarantee our products high quality.
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Meet OEM and industry standard for
earthmoving machinery and equipments.
2. Structure and Main Dimensions
3. Quality Detection
Metallic Phase Diagram
Surface: tempered sorbite and little free ferrite Grade 2.
Inner: tempered sorbite and little free ferrite Grade 2.
4. Compatible Brands
5. Hot Sales
