Type: Wheel Excavator Bucket: Backhoe Drive Type: Electric Drive Size: Medium-Sized Condition: New Material: 40cr Hardness: HRC38-42 MPa: 1200 Part Number: M20X57 Trademark: HNGM Specification: M20X57 HS Code: 7318151001 Usage: Mining Excavator Transmission: Hydraulic Transmission Bucket Capacity: 1.0~1.5m³ Certification: CE, ISO9001: 2000 Color: Black MOQ: 100 Tensile Strength: 170 000psi Grade: 12.9 Description: Track Bolt Transport Package: Plywood Case Origin: China We are professional manufacture of track bolt and nut,wide range oon these parts as list,while mechanical properties can be made as your demand like Grade 10.9 or 12.9 or other nominated material.
Anyway,we always supply our customers in grade 10.9 and 12.9 track bolt and nut with corresponding muts in grade 10.
Mechanical Properties as below:
Grade 8.8 120 000PSI HRC28-32
Grade 10.9 150 000PSI HRC32-36
Grade 12.9 170 000PSI HRC36-42
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Product Categories : Excavator Casting