Asian Metal provides Crude Benzol Producers Suppliers Buyers2 days ago · Gray iron castings in Classes 20A, 20B, 20C, 25A, 25B, 25C, 30A, 30B, 30C, 35A, 35B, and 35C are characterized by excellent machinability, high damping capacity, low modulus of elasticity, andparative ease of manufacture. Castings in Classes 40B, 40C, 45B, 45C, 50B, 50C, 60B, and 60C are usually more difficult to machine, have lower damping ...Iron Intermetallic Phases in the Alloy Based on Al-Si-Mg by Applying Manganese R. Podprocká *, D. Bolibruchová ... AlSi7Mg0.3 aluminium foundry alloy with several manganese content were studied. The alloy was controlled pollution for achieve higher iron content (about 0.7 wt. % Fe). The manganese were added in amount of 0.2 wt. %, 0.6 wt ...C18200 High Conductivity Chromium Copper Alloy Forging For Spot Welding Product Normal Description: Product Name Chromium Copper Rods Grade: C18200, CuCr1 Standard: RWMA Class 2, DIN 2.1291, CW105C to EN, CuCr.