Fayl:Pipe root weld with HAZ.jpg

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Taʼrif Partial weld around a pipe joint with clear heat affected zone. This is ASME SA106 Grade B steel pipe NPS 2.5 SCH 80 with J-grooved prepared ends. An automated TIG orbital welder made half an orbit before aborting. The heat affected zone is clearly visible because of the polished ends, even though it is generally innocuous in this material. (SA106 Grade B) Photo by Yannick Trottier, 2006.
Sanasi 2 Fevral 2006 (original upload date)
Manba No machine-readable source provided. Own work assumed (based on copyright claims).
Muallif No machine-readable author provided. Ytrottier assumed (based on copyright claims).

Temper Colors

A method of checking temperature is by the temper colors: A given temperature will leave a distinct color corresponding to that temperature on a freshly filed surface. (It should be noted that the presence of alloying elements in the steel affects the colors formed, and some of the higher alloy steels have no temper colors.) This temperature range is very evident in the picture above, at the outside edge of the temper color you can see the transition of all the colors and corresponding temperatures.

Temperature C     And          Color              
    204.4                     Faint Straw
    226                       Straw
    246.1                     Deep Straw
    282                       Bronze
                           Peacock
    590                       Full Blue
    640                       Light Blue

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Siz erkinsiz:
  • ulashishga – ishlanmani nusxalash, tarqatish va uzatish
  • remiks qilishga – ishni moslashtirishga
Quyidagi shartlar asosida:
  • atribut – Siz tegishli litsenziyaga havolani taqdim etishingiz va oʻzgartirishlar kiritilganligini koʻrsatishingiz kerak. Siz buni har qanday oqilona yoʻl bilan qilishingiz mumkin, lekin litsenziar Sizni yoki Sizning foydalanishingizni ma'qullashini taklif qiladigan tarzda emas.
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tasvirlangan ob'ekt

2 Fevral 2006

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Fayl tarixi

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Sana/VaqtMiniaturaOʻlchamlariFoydalanuvchiIzoh
joriy10:14, 4-Mart 200810:14, 4-Mart 2008 dagi versiya uchun tasvir1 380 × 2 304 (363 KB)XcepticZPCrop the wall on the sides that isn't necessary. Lightened up the dark ares, but kept colors exactly the same. Reduced jpg file size with no perceivable loss of quality.
01:48, 2-Fevral 200601:48, 2-Fevral 2006 dagi versiya uchun tasvir3 072 × 2 304 (1,55 MB)Ytrottierpartial weld around a pipe joint with clear heat affected zone. This is ASME SA106 Grade B steel pipe NPS 2.5 SCH 80 with J-grooved prepared ends. An automated TIG orbital welder made half an orbit before aborting. The heat affected zone is clearly visibl

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