410 WPS PQR

Vishwas Keskar Welding Manager WELDING

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Nov 15, 2022, 3:51:41 AM11/15/22

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Experts,

Pl. guide for qualifying PQR for SA 240 TYP 410 without PWHT .

Pl, guide for Pre heating, inter pass temperature, consumable to be used

Thickness of job is 8 mm , 10mm

Thanks and regards

Vishwas - IWE

International Welding Engineer

Head - Welding Technology

Ahmed Osman

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Nov 15, 2022, 5:09:46 AM11/15/22

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if BM carbon <= 0.08% .. u can do it without PWHT .. E309L-16 .. preheat 300c and interpass < 300C

else PWHT is essential for avoiding cracks

U can go for 410S if possible

Best Regards ,

Ahmed Osman

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chandraknat vaidya

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Nov 27, 2022, 10:27:00 PM11/27/22

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Use of 309L weldmetal is appropriate.

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Vishwas Keskar

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Nov 28, 2022, 2:35:48 AM11/28/22

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Yes

Will use based on service conditions

Thanks

Sent from my iPhone

On 28-Nov-2022, at 8:56 AM, chandraknat vaidya <vaid...@gmail.com> wrote:

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Kannayeram Gnanapandithan

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Nov 28, 2022, 10:14:42 PM11/28/22

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u can not match the strength

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