Large-caliber elbow, elbow Hebei formal manufacturers, the company is located in the township pipe fittings - Hebei Yanshan, a well-known in the local large-diameter head tile manufacturer, we have to determine what through personal visits, all in Hebei Thai Tinto user companies to buy, all praise to our comments very high, the company chairman and all artificial sincerely hope that the majority of users to give us a chance to cooperate with each other, we are confident that once your cooperation to lifelong friend, is your best The manufacturer Hebei Thai Tinto production of large diameter elbow is hot pressing or forging steel molding of the elbow, which is directly connected in the form of elbow and pipe welding, large diameter welded elbow main manufacturing standards a member of large diameter welded elbow by elbow angle points, 45 ° welded elbow, has 90 ° and 180 ° butt welded elbow bend, other special angle of elbow generally based on customer to plans for processing customization. Large-diameter pipe fittings general Materials include: carbon steel, alloy steel and stainless steel. Elbow by its radius curvature can be divided into long and short radius bend radius butt welded elbow. Long radius bend radius of curvature is equal to 1.5 times the butt of the pipe diameter, namely R = 1.5D. Short radius of curvature equal to the radius of the pipe diameter welded elbow, namely R = 1D. Where D is the diameter welded elbow, R is the radius of curvature; if by pressure rating points, about seventeen species, and the US standard pipe is the same, there are: Sch5s, Sch10s, Sch10, Sch20, Sch30, Sch40s, STD, Sch40, Sch60, Sch80s, XS; Sch80, Sch100, Sch120, Sch140, Sch160, XXS, one of the most commonly used two kinds of STD and XS; GB / T12459, GB / T13401, ASMEB16.9, SH3408. Welcome to the new and old customers to visit our factory in the late ,, we'll always tell you the relevant knowledge elbow pipe, and hope others in the industry a lot of attention. We will work with you to develop a better future