... Blank, Gear Shaft, Gear Wheel. 2. Materials: Carbon steel, Alloy steel 3.Supplying range: Shafts, Sleeves, Rings, Cylinders, Blocks, Modules etc 4. Process ... Report: provide original copy of heat treatment curve/time table. Steel Ingot: EAF-LF-VD/ESR. Material Certificate according to En10204 ... Cylinder ≤1.5 ≤8.0 7. Standards: GB, JIS, AISI, SAE, ASTM/ASME, EN, DIN, GOST 8. Max Weight: 55T 9 ...