2021-06-24_REVISION - M2012032

• Permit No: M2012032
• IBM Index Class Name: Revision
• Doc Date: 6/24/2021
• Doc Name: Adequacy Review Response #3
• From: Ouray Silver Mines, Inc.
• To: DRMS
• Type & Sequence: TR14
• Email Name: LJW
• Media Type: D
• Archive: No

ASME B31.3-2016
Table 302.3.4 Longitudinal Weld Joint Quality Factor, Ej (16)
Type of Factor,
No. Type of Joint Seam Examination Ej
1 Furnace butt weld, T Straight As required by 0.60
continuous weld listed specification [Note (1)]
2 Electric resistance Straight or As required by 0.85
weld spiral listed specification [Note (1)]
(helical seam)
3 Electric fusion weld
(a) Single butt weld Straight or As required by 0.80
spiral listed specification
(helical seam) or this Code
(with or without filler Additionally spot 0.90
metal) r radiographed in
accordance with
para. 341.5.1
Additionally 100% 1.00
radiographed in
accordance with
para. 344.5.1 and
Table 341.3.2
(b) Double butt weld Straight or spiral As required by 0.85
(helical seam) listed specification
[except as or this Code
provided in 4
below]
(with or without filler Additionally spot 0.90
metal) radiographed in
accordance with
para. 341.5.1
Additionally 100% 1.00
radiographed in
accordance with
para. 344.5.1 and
Table 341.3.2
4 Specific specification
API 5L, electric fusion Straight(with one As required by 0.95
weld, double butt or two seams) or specification
seam spiral (helical
seam) Additionally 100% 1.00
radiographedd in
accordance with
para. 344.5.1 and
Table 341.3.2
N OTE:
(1) It is not permitted to increase the joint quality factor by additional examination for joint 1 or 2.