Four SME IPOs will open on September 8 and close on September 10. Karbonsteel Engineering, a steel fabricator, is priced at ₹151 to ₹159. Krupalu Metals, a brass and copper products maker, is at ₹72. Nilachal Carbo Metalicks, a metallurgical coke producer, is at ₹85 and Taurian MPS, a crushing equipment maker, at ₹162 to ₹171.