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  • 专利标题:   Screw thread steel comprises pig iron, ferrosilicon, high carbon ferromanganese alloy, high carbon ferrochrome, ferromolybdenum alloy, copper titanium alloy, nickel iron alloy, ferrotitanium, ferrosilicon nitride and graphene powder.
  • 专利号:   CN112692052-A, CN112692052-B
  • 发明人:   LIN T, CHEN Y, LIU G, ZHANG S, ZHOU W
  • 专利权人:   JIANGSU BINXIN IRON STEEL GROUP CO LTD
  • 国际专利分类:   B01D029/64, B21B001/16, B21B031/20, B21B045/02, C22C033/06, C22C038/00, C22C038/02, C22C038/04, C22C038/42, C22C038/44, C22C038/50
  • 专利详细信息:   CN112692052-A 23 Apr 2021 B21B-001/16 202143 Pages: 19 Chinese
  • 申请详细信息:   CN112692052-A CN11419135 07 Dec 2020
  • 优先权号:   CN11419135

▎ 摘　　要

NOVELTY - Screw thread steel comprises 750-1150 pts. wt. pig iron, 12-18 pts. wt. ferrosilicon, 6.3-8 pts. wt. high carbon ferromanganese alloy, 0.8-8 pts. wt. high carbon ferrochrome, 1.5-6.8 pts. wt. ferromolybdenum alloy, 59-82 pts. wt. copper titanium alloy, 3-5 pts. wt. nickel iron alloy, 1-5 pts. wt. ferrotitanium, 22.5-31.5 pts. wt. ferrosilicon nitride and 2.3-4.5 pts. wt. graphene powder. USE - Used as screw thread steel. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) screw thread steel manufacturing device; and (2) method for manufacturing screw thread steel. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic representation of screw thread steel manufacturing device.