Hi,

I am performimg 4 side bend test on F5 + F304 material (P. No 5B + 8 ). bend test qnty - 4 nos.

After completing 1 side bend test, i noticed crack on the weld.

Welded test plate thickness is 10 mm, pre heat done upto 200 Deg C on F5 plate side alone, Interpass temp maintained between 200 - 300 Deg C.

Welding filler used is ER309LMo for root & E309Mo-16 for rest of layer.

Performed PWHT on welded test plate for 730 Deg C, 1 hr.

Kindly advice to proceed further.