Tender For tender for supply of refractory set of tuyere stock assemble of and downing assemble of bf8 - bf tuyere assembly downleg details as per item specification document and drawing enclosed , bf tuyere assembly elbow details as per item specification document and drawing enclosed , bf tuyere assembly blowpipe details as per item specification document and drawing enclosed , application charges details as per item specification document and drawing enclosed , application charges1 details as per item specification document and drawing enclosed , application charges2 details as per item specification document and drawing enclosed