Fatigue Testing：Before Test
Fatigue Testing：During Test
Fatigue Testing：After Test [Inspection via Dye Penetrant Test (PT)]
Buckling/Yield and Rupture Test：Before test
Buckling/Yield and Rupture Test：During Test
Buckling/Yield and Rupture Test：After Test (destruction)
We performed the following types of tests at our plant.
（＊Desighn Test Code:EJMA）
– Fatigue Testing
– Buckling Test
– Yield and Rupture Test
◎Model
Type 1: Diameter DN850, Plate Thickness t1.2, Material Quality SUS316
Type 2: Diameter DN550, Plate Thickness t1.0, Material Quality SUS316
Type 3: Diameter DN350, Plate Thickness t1.0, Material Quality SUS316
◎Test Details (Type 1 opening diameter DN8500)
・Fatigue Testing
【Test Conditions】 【Test Result】
Pressure: 0.294MPa (3.0kg/cm2) Test Pressure: 0.304MPa (3.1kg/cm2)
No. of Repetitions: 10,000 times Number of Repetitions: Cleared 10,000 times
・Buckling Test
【Test Conditions】 【Test Result】
Buckling Pressure: 0.514MPa (5.25kg/cm2) Time Maintained: 5mins
Test Pressure: Cleared buckling pressure
・Yield and Rupture Test
【Test Conditions】 【Test Result】
Yield Pressure: 0.883MPa (9.01kg/cm2) Time Maintained: 5mins
Test Pressure: Cleared yield pressure
Destroyed with 1.441MPa (14.7kg/cm2)
