... ,ISO,TUV 4.All standard Professional Supplier of Forged Flange1) Product Name:Forged Flange2) Type of Flange: SLIP-ON, WELDING NECK, BLIND ... Time: 20 days within 2000 tons9) Supply Capacity: 24,000 Tons per YearWe are JINAN SHUANGKE FORGING MECHANICAL CO.,LTD WHICH ... IS A PROFESSIONAL MANUFACTURE OFFERING VARIETY OF FLANGE,WN,PL,BL,SO,TH ETC.THE STANDARDS INCULDE ...