Re: [MW:34716] After Stabilize Heat treatment of 347H weld material Linear indication observed

Hi sir ,

Thanks for your reply.

We already take action against your reply but is there any other factor which may lead to this kind of defect.

On Wed, Dec 27, 2023 at 7:48 PM Kannayeram Gnanapandithan <kgpandithan@gmail.com> wrote:

bead should be lightly Convex 

On Tue, Dec 26, 2023, 11:26 AM Jenish Mistry <jenishmistry1992@gmail.com> wrote:

Hi sir,

Please refer attached Photograph.

On Mon, Dec 25, 2023 at 4:26 PM Raghuram Bathula <raghurambathula@gmail.com> wrote:

What kind of indication?

Could you Please share before and after HT photographs

On Mon, 25 Dec, 2023, 14:54 Jenish MISTRY, <jenishmistry1992@gmail.com> wrote:

Dear seniors ,

As stated subject ,We are facing linear indication on weldolet to Pipe joint  after stabilize Heat treatment.

Pipe & Weldolet material : A 358  347H CL1 & SA 182 F 347H

Pipe & weldolet Size : 20" Sch. 120

Heat treatment Cycle : Soaking temperature : 886 - 905 ( Soaking time : 3 Hr. & 15 min. minimum)

Welding consumable : ER 347 with carbon greater than & equal to 0.04%.

Please give your inputs to eliminate linear indication. 

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