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 ochernen

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link 7.06.2015 8:30 
Subject: Прошу помощи у специалистов по сварке и НРК (Spot radiography) weld.

 all-in-all

link 8.06.2015 7:06 
А не может ли это быть РК точечных сварных соединений? Как мне кажется, здесь spot идет от spot weld. Вот и в СНиП (http://www.tehlit.ru/1lib_norma_doc/8/8287/) , раздел 6 тоже упоминается контроль точечных сварных соединений радиографией.

 ochernen

link 8.06.2015 7:10 
Думаю нет. Это сварка труб. Там шов сполошной идет

 Erdferkel

link 8.06.2015 7:23 

 ochernen

link 8.06.2015 7:46 
Спасибо Erdferkel. Ваши ссылки подтверждают мнение Enote :)Так и запишем! :)

 Enote

link 8.06.2015 8:43 
Цитаты из той самой статьи UW-52 SPOT EXAMINATION OF WELDED JOINTS:
Spot radiography in accordance with these rules will not ensure a
fabrication product of predetermined quality level throughout. It
must be realized that an accepted vessel under these spot radiogra
phy rules may still contain defects which might be disclosed on
further examination. If all radiographically disclosed weld defects
must be eliminated from a vessel, then 100% radiography must be
employed.
---
(c) Standards for Spot Radiographic Examination. Spot
examination by radiography shall be made in accordance
with the technique prescribed in UW-51(a). The minimum
length of spot radiograph shall be 6 in. (150 mm). Spot
radiographs may be retained or be discarded by the Manufacturer
after acceptance of the vessel by the Inspector.
--- а вот тут spot - место (выборочного контроля):
(2) When a spot, radiographed as required in (b)(1)
or (b)(2) above, has been examined and the radiograph
discloses welding which does not comply with the minimum
quality requirements of (c)(1) or (c)(2) above, two
additional spots shall be radiographically examined in
the same weld increment at locations away from the original
spot. The locations of these additional spots shall be
determined by the Inspector or fabricator as provided
for the original spot examination in (b)(3) above.

 ochernen

link 8.06.2015 9:11 
Enote это я видел. Я жыж говорю :), что признаю Вашу правоту и свою неправоту :))

Заказчик также подтвердил Ваш вариант: Выборочный радиографический контроль.

Благодарю Вас :)

 

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