| Our manufacturing process is certified in accordance to ISO 9001: 2000 standard of quality. We have strength to provide best quality graphite electrodes with reasonable price. 1. Graphite electrodes grade: RP, IP, HP 2. Size of graphite electrodes Diameter: 150mm, 200MM, 250mm, 300mm, 350mm. Length: 1500mm-2100mm 3. Taper nipple: 3TPI, 4TPI 4. Delivery time: 60days. If you need any of them, please feel free to contact us, when receive your specification, we will send you our detailed offer.Richardrichard_wn@yahoo.cn | 
