Why flanges have both pressure and Schedule? Let’s show the answer by latest order of 3/4 Inch 300lb Sch80 A105 Forged Socket Weld Flange RF . read more →
Zizi engineering fabricates Alloy Steel A182 F22 Forged Fittings as ASME B16.11.Our A182 F22 Forged Couplings are in active demand by customer. read more →
Approximate weight of a butt weld elbow can be calculated based on its its radius, wall thickness and angle. Do you know the formulas? read more →
As a manufacturer and exporter of Forged Fittings, we have received many orders and inquires of Pipe Nipples. Customers describe their demands with a short sentence, but have you noticed that how much information is included in the short description? read more →
Lap Joint Flanges or Loose Flanges have all the same common dimensions as any other flange named on this page however it does not have a raised face, they used in conjunction with a “Lap Joint Stub End”.
They are widely used in Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, and Pipe Projects. read more →
More and more customers inquired about ASTM A182 F22 Threadolet. Why are they so interested? Let’s take a look at Alloy Steel Threadolet. read more →