Length: 3.0-5.8m Both ends: Plain square end Diameter tolerance: -0/+3mm Straightness: 2mm/M Process and delivery condition: Hot forged+Rough machined+Normalized
UT test: As per SEP 1921-84 Class C/c. Forging reduction ratio: 3: 1minimum. Specification: AISI4140(we can do according the customer's specification) Size: Dia520mm(we can do from dia100mm to dia1000mm OCT 2008) Mill test certificate: As per EN10204/3.1. B