Product Description
- Product specifications: Forging Φ80-Φ1200mm, square steel 80-1200mm. Length: 3-16 meters, or according to customer requirements to provide delivery size. Forging ratio: ≥4:1, straightness: ≤3mm/1000mm Grain size: ≥6 H: ≤2.0ppm Non-metallic inclusion: coarse series value ≤2.0 Fine series value ≤2.0 Diameter tolerance: -0/+3mm Surface delivery condition: black/polished/turned Inspection standard: Level 1 / Level 2 / Level 3 according to GB/T 6402. Also according to export standards: SEP1921 CLASS C/C, D/D, E/E. Steelmaking process: EAF arc furnace +LF refining +VD vacuum degassed furnace (feeding Ca-Si line) + ingot (bottom casting/argon protection) + forging + annealing + black skin polishing (turning) + GB/T6402-91Ⅱ grade flaw detection + saw at both ends Standard No. : GB/T3077-1999(bonded steel), DIN 7527-6, EN10204, SEP1921, EN10228-3, EN10250, EN10083, GB/T1299-2200 (bonded steel) Heat treatment: Normalizing/annealing + quenching/tempering. Can also provide the required delivery status according to customer demand. Professional forging SNCM616V forged round steel /SNCM616V piston rod /SNCM616V drive shaft/gear shaft
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