เกิดจากการให้ความร้อนก่อนเติมลวดเชื

เกิดจากการให้ความร้อนก่อนเติมลวดเชื่อมมากเกินไป ทำให้ขณะเติมลวดเชื่อม ลวดเชื่อมจะซึมเข้าในท่อด้านล่าง จึงทำให้เกิดการยุบตัวของแนวเชื่อม

ผลลัพธ์ (อังกฤษ) 3:

Caused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of weldingCaused by heat treatment before filling welding wire too, while filling welding wire welding will seep into the pipe below. Thus, causing the collapse of welding