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úTd¡e Wu (Backing run)
Th (A) Lôo]o CûQl©u A¥l×\j§p
ùNnVlTÓm £±V ùYpÓ (CûQlûT ùYpÓ
ùNnYRtÏ ØuTôL ùNnVlTÓYÕ) (Fig 6)
júWôh L]m (Throat thickness)
úYo TôR ØLl× (Root face)
EúXôLeLs Nk§dÏm ×s°XõÚkÕ, CWiÓ
A¥lTôLj§p áWô] Øû]ûVj
úPôdÏLû[Ùm (TôR Øû]Lû[Ùm)
R®olTRtLôL, EÚÏ CûQl× ØLl×
CûQdÏm úLôh¥u ûUVl Tϧ YûW«p
Tϧ«p A¥lTôL ®°mûT NÕWUôdÏ
Es[ çWm CÕYôÏm. (Fig 5)
YRôp (ùNeúLôQUôLf ùNnYRôp) HtTÓm
TWl× CÕYôÏm. (Fig 8) ùYp¥u TôRØû] (Toe of weld)
ùYp¥u ØLl× TV]ôÏm EúXôLjÕPu
úNÚm ×s° CÕYôÏm (Figs 5 & 6)
ùYpÓ ØLl× (Weld face)
ùYpÓ ùNnVlThP TdLj§XõÚkÕ TôojRôp
úYo T¥Ü (Root Run) ùR¬Ùm ùYp¥u TWl× CÕYôÏm.
(Figs 5 & 6)
JÚ CûQl©u A¥lTϧ«p ØRXõp T¥Vf
ùNnVlTÓm T¥Ü (Fig 9) ùYpÓ Nk§l× (Weld junction)
EÚ¡ûQl×l TϧdÏm (fusion zone) ùYlTl
Tô§l×l TϧdÏm CûPlThP GpûX
ùYpÓ _e`u G]lTÓm. (Figs 3 & 4)
EÚdLlThP ØLm (Fusion face)
ùYpÓ ùNnR úTôÕ EÚdLlThP TWl©u
úYo FÓÚYp (Root penetration)
Tϧ. (Fig 11)
CÕ CûQl©u A¥l×\j§p ¿h¥d
EÚdLlThP Tϧ (Fusion zone)
ùLôi¥ÚdÏm A¥lTôLl T¥Ü BÏm.
(Figs 6 & 9) Rôn EúXôLm EÚdLlThP BZj§u A[Ü
EÚdLlThP Tϧ G]lTÓm (Fig 11)
KhPm (Run)
JÚ SûP«p T¥Ü ùNnVlTÓm EúXôLm
(Fig 9)
CWiPôYÕ T¥Ü 2 Gàm GiQôp
ϱl©PlThÓs[Õ. CÕ A¥lT¥ÜdÏ
úUúX CPlThÓs[Õ. êu\ôYÕ T¥Ü
3 Gàm GiQôp ϱl©PlThÓs[Õ. CÕ
CWiPôYÕ T¥ÜdÏ úUúX ùNnVlTÓ¡\Õ.
ºXõe Wu (êÓ T¥Ü) (Sealing run)
Th (A) Lôo]o CûQl©u A¥lTôLj§p
(ùYpÓ CûQlûT ùNnÕ Ø¥jR ©\Ï)
CPlTÓm £±V ùYpÓ BÏm. (Fig 10)
£_õ & Gm: @©hPo (NSQF - Revised 2022) R.T. for Ex.1.4.58 237
