Landee Is A Leading Pipe Fitting Manufacturer, Supplier & Exporter!

Landee Pipe Fitting is committed to manufacturing of Piping Bend, Cap, Coupling, Elbow, Reducer, Stub End, Tee, Olet, Joint, Gasket, etc. Our mission is to improve the flow control ability of oil, gas, water, steam, acid liquid and other fluid.
Pipe Fitting
Mar 30, 2026
ASTM A320 Grade L7 Stud Bolt, API 20E, Alloy Steel, 1-3/8 IN

ASTM A320 Grade L7 Stud Bolt, API 20E, Alloy Steel, 1-3/8 IN

Product Name: ASTM A320 Grade L7 Stud Bolt Type: Stud Bolt Design Standard: API 20E Material: ASTM A320 Grade L7, Alloy Steel Size: 1-3/8 Inch Thread: 8UN Length: 140 mm

Jan 24, 2026
Root Cause Analysis of Microstructural Abnormalities and Low Hardness in a P91 Elbow

Root Cause Analysis of Microstructural Abnormalities and Low Hardness in a P91 Elbow

Abstract This study investigates abnormally high local hardness and metallographic microstructure observed in a high-temperature reheat steam pipeline elbow fabricated from SA335 P91 steel in a power...

Mar 30, 2026
Quick-fit End Caps, Carbon Steel, 12 IN, OD 323.8 mm, Custom

Quick-fit End Caps, Carbon Steel, 12 IN, OD 323.8 mm, Custom

Product Name: Quick-fit End Caps, with Bird Screen Material: Carbon Steel Standard: Customized as per Client Drawing Size: Designed for 12 Inch Pipe (OD 323.8 mm) Wall Thickness: 10.31 mm Note: Complete...

Dec 30, 2025
Effect of Flow Velocity on Liquid Flow Structure and Particle Motion in Pipe Bends

Effect of Flow Velocity on Liquid Flow Structure and Particle Motion in Pipe Bends

5.1.1 Evolution of the Flow Field in the Bend The influence of flow velocity on the flow field characteristics within the pipe bend was investigated while the bend diameter ratio and solid particle concentration...

Mar 30, 2026
Carbon Steel End Caps, 12 Inch, Quick-fit, with Bird Screen

Carbon Steel End Caps, 12 Inch, Quick-fit, with Bird Screen

Product Name: Carbon Steel End Caps Type: Quick-fit End Cap with Bird Screen Material: Carbon Steel Size: for 12 Inch Pipe (OD 323.8 mm) Wall Thickness: 10.31 mm Manufacturing Standard: as per Client...

Nov 29, 2025
Pipeline Erosion from Ammonium Chloride Crystallization in Catalytic Cracking Units

Pipeline Erosion from Ammonium Chloride Crystallization in Catalytic Cracking Units

Abstract: This study investigates pipe perforation and leakage caused by erosion from ammonium chloride crystallization in the top circulation system of heavy-oil catalytic cracking units. By...

Mar 30, 2026
Stainless Steel Hex Bolt & Nut, A193 B8M, A194 8M, 1/2 Inch

Stainless Steel Hex Bolt & Nut, A193 B8M, A194 8M, 1/2 Inch

Product Name: Stainless Steel Hex Head Bolt & Nut Type: Full Thread Bolt with Nut Design Standard: ASME B18.2.1 Bolt Material: ASTM A193 Grade B8M Nut Material: ASTM A194 Grade 8M Size: 1/2 Inch Length:...

Oct 30, 2025
σ Phase Formation and Microstructure in Austenitic Heat-Resistant Steel Pipe Joints

σ Phase Formation and Microstructure in Austenitic Heat-Resistant Steel Pipe Joints

Abstract: This study investigates the formation of the σ phase in austenitic heat-resistant steel pipe joints used in power plant boilers. Results show that different morphologies of the...

Mar 30, 2026
ASME B16.20 SW Gasket, SS 304, Graphite Filler, 6 IN, 600 LB

ASME B16.20 SW Gasket, SS 304, Graphite Filler, 6 IN, 600 LB

Product Name: ASME B16.20 Spiral Wound Gasket Type: Spiral Wound Gasket Design Standard: ASME B16.20 Size: 6 Inch, DN150 Pressure: Class 600 LB, PN100 Materials:  Filler: Graphite  Winding Strip:...

Oct 25, 2025
Cause Analysis and Solutions for Ethylene Pipeline Elbow Corrosion

Cause Analysis and Solutions for Ethylene Pipeline Elbow Corrosion

Abstract: During a scheduled inspection at a petrochemical plant, pitting corrosion was detected in the base material of a TP304 ethylene pipeline elbow. To determine the cause and develop effective...


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