WeldGuard

Job documents

Approved WPS library

Every weld pass on this job is welded to one of these procedures. Welders are qualified to a WPS — the document lives here once, so ranges and rod sequences can't drift from crew to crew.

WPS-1104-AG-07Rev 1

Above-ground fabricationapproved 2024-11-04 · PQR-1104-21

Above-ground station piping — uphill SMAW

Process
SMAW uphill
Material
ASTM A106 Gr. B
Position
6G (fixed)
Pipe size
2–12 in OD
Wall
0.154–0.5 in
Hardness
235 HV10 max

Root

E6010

Hot pass

E7018

Fill

E7018

Cap

E7018

Station and fabrication piping only. Not qualified for mainline diameters.

Qualified welders (3)RC-118RC-388RC-528rods: E6010 / E7018

WPS-1104-DH-01Rev 2

Buried mainlineapproved 2024-11-04 · PQR-1104-08

Mainline girth welds — downhill SMAW

Process
SMAW downhill
Material
API 5L X65
Position
5G / 6G
Pipe size
6–36 in OD
Wall
0.188–0.75 in
Hardness
248 HV10 max

Root

E6010

Hot pass

E6010

Fill

E8010-G

Cap

E8010-G

Governing mainline procedure: cellulosic root and hot pass, 8010 fill and cap, two welders per pass (ditch and working side).

Qualified welders (16)RC-118RC-121RC-133RC-146RC-158RC-165RC-173RC-181RC-189RC-204RC-307RC-412RC-455RC-533RC-540RC-547rods: E6010 / E8010-G

WPS-1104-TI-11Rev 1

Buried mainline (tie-in)approved 2024-11-04 · PQR-1104-15

Tie-in and golden welds — uphill SMAW

Process
SMAW uphill
Material
API 5L X65
Position
6G (fixed)
Pipe size
4–36 in OD
Wall
0.188–0.75 in
Hardness
235 HV10 max

Root

E6010

Hot pass

E7018-H4

Fill

E7018-H4

Cap

E7018-H4

Low-hydrogen uphill procedure for tie-ins, repairs and golden welds. Qualified for all passes.

Qualified welders (8)RC-189RC-231RC-350RC-388RC-501RC-514RC-528RC-552rods: E6010 / E7018-H4