
Induction Hardened DIN 1.1191 (C45) Steel Piston Rod for Crane Hydraulic Systems. Customizable Dimensions: Diameter 6-1600mm and Length up to 8000mm tailored to specific requirements. High Precision Tolerance: Dimensional accuracy IT6-IT9 with OD tolerance ISO f7/f8/g6/h7/h8/h9. Superior Surface Hardness: Induction hardened surface reaches 850-1150HV with depth of 0.5-3.5mm. Advanced Heat Treatment: Quenched and tempered core hardness 220-360HB ensures structural integrity. Wide Material Selection: Available in Carbon, Alloy, and Stainless steels including CK45, 42CrMo4, and 316L. Multi-Industry Application: Suitable for aerospace, automotive, robotics, construction, and medical sectors. Rigorous Quality Control: Verified by CMM, Spectrometer, and Salt Spray tests with third-party inspection accepted.