专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20180306358A1 CARBURIZING GRADE MICRO-ALLOY HIGH PRESSURE SWIVEL JOINTS 审中-公开
公开(公告)号：US20180306358A1
公开(公告)日：2018-10-25
申请号：US15942120
申请日：2018-03-30
申请人： WEIR SLURRY GROUP, INC.
发明人： Brian C. Witkowski , Matt Treida , Ben Ward
IPC分类号： F16L27/08 , F16L21/02 , B23P13/02
CPC分类号： F16L27/0845 , B23P13/02 , B23P2700/11 , F16C19/02 , F16C43/04 , F16L21/02
摘要： The present disclosure relates, according to some embodiments, to a high pressure swivel joint comprising: (a) a first tube comprising: a first tube central longitudinal axis; a first tube interior circumferential surface; a first tube circumferential surface; a first tube first end comprising a male connector comprising a plurality of bearing races; and a first tube second end; (b) a second tube having: a second tube central longitudinal axis; a second tube interior circumferential surface; a second tube circumferential surface; and a second tube first end comprising a female connector comprising a plurality of complimentary bearing races; and (c) a plurality of balls contained between the plurality of bearing races and the plurality of complimentary bearing races, wherein the first end of the first tube and the proximal end of the second tube are configured to connect to form an articulating joint, and wherein the first tube and the second tube comprise a carburizing grade micro-alloy steel, wherein the carburizing grade micro-alloy steel comprises a yield strength of greater than about 110,000 psi, a tensile strength of greater than about 130,000 psi, an elongation of greater than about 14%, a reduction area of greater than about 45%, and a longitudinal Charpy v-notch of greater than about 31 ft/lbs longitudinal at about −40° C., and a nickel concentration of less than about 1 wt. %, by weight of the carburizing grade micro-alloy steel, and a carbon content of less than about 0.15 wt. %, by weight of the carburizing grade micro-alloy steel.

IPRDB

热门服务

关于我们

友情链接

联系方式