Zizi Engineering is the manufacturer and exporter of Alloy F11 Forged Fittings. They are extensively used as they are hard to be corroded by nature. read more →
SS 316 Threaded Cap is a forged ASME B16.11 pipe fittings that used to cap off conduit runs for future use. In most cases, it is a female (internal) read more →
ASTM A182 F51 Blind Flange is a Duplex Stainless Steel Flange that highly suitable for applications dealing with environments containing chlorides read more →
Comparing with SS304, SS316 Reducing Tee have good performance in strength and toughness, also the corrosion resistance is more excellent. read more →
NPT 90 Degree Elbow is a Pipe Fitting for changing the direction of medium. It is used to connect pipes and fittings with different pressure. read more →
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 →
Latest News
02 8 月 2019Copper Nickel Flanges UNS C70600Zizi offers ISO certified copper nickel flanges, stores large quantity of Cu-Ni 90/10 weld neck flan... 
29 7 月 2019Stainless Steel Buttweld Fittings ManufacturerZizi is stainless steel buttweld fittings manufacturer, we offer stainless steel pipe elbow, tee, ca... 
19 7 月 2019Steel Pipe Nipple Types, Dimensions and MaterialsBasic pattern of steel pipe nipple is a short piece of pipe with threads at both end or at one end....