we done the impact at -55°C in PQR, My query is our service fluid is water and service temp is 0° to 90°C, i believe then the thickness range in WPS we can use 5 mm to 50.4 mm.
Design Code: B31.3
Qualification Standard : ASME Sec IX
On Monday, June 12, 2023 at 6:06:35 AM UTC+3 james gerald wrote:
ASTM A707 L5 forged product material impact tested at -60degC But API 5L X65 material for a thickness of 50.8 require Impact tests as per ASME B31.3 and hence PQR shall be impact testedThanks & Regards
J.Gerald Jayakumar
0091-8838619635
Experts,please advise below, I believe because of our service temperature the impact test is not required, please guide me.PQR material - A707 L5 CL3 to API 5L Gr X65Thickness coupon: 25.4 mmWPS qualified range is : 5 to 50.8 mmDesign code : B31.3Qualification Standard : ASME Sec IXOur Project MDT : 0° to 90°CService : WaterPWHT : YesPre heat : YesAravind.A--
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