... QSn4-3,C51000,C52100 The high performance alloy material, tinphosphorus bronze, developed by Powerway, features high machinery processing performance and detrition ... series spaceship and Chang'e I-No. 2 detector.Categories: Bronze Alloys MaterialName: Phosphor BronzeNumber: QSn6.5-0.1,QSn4-3 ... characteristics:excellent corrosion-resistance,wearability,elasticity and welding performance. Phosphor Bronze