Sinopec Great Wall Energy And Chemicals (Ningxia) Co., Ltd. Rwd-49-Pm-26B Repair-202602035 (Wear-Resistant Elbow In Thermoelectric Operation Department) Tender Wear-Resistant Elbow\Sg-1150/17.5-M4008 90° R=1200 Φ529×10 L1/L2=200/300/Q355B+Btmcr30G Tender Announcement (EXPIRED)