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Weld joint identification markings conformed with the requirements of theapproved Weld J oint Identification System per SAIC-W-2008.

(NOTE: Project QA/QC and PID may attach the weld numbering system

as At tachment 1 to this checklist. )

SAES-W-011,

Para. 16.2

A Join t preparation & c leanliness:

A1

Weld number and Welder symbol are marked adjacent to the weld joint.

(NOTE: Markings shall be made with a suitable weather-proof marking

material.)

SAES-W-011,

Para. 16.1

A6Stainless steel and nonferrous material is cleaned with grinding wheels

or stainless steel brushes, not previously used on other materials.

SAES-W-011,

Para. 11.4.3

PROJ ECT TITLE WBS / BI / J O NUMBER CONTRACTOR / SUBCONTRACTOR

In-Process Welding Inspection SAIC-W-2006 25-May-05 WELD-

SAUDI ARAMCO ID/PID - 2/19/05 - REV 0 (Standards Cutoff - August 2004)

SAUDI ARAMCO INSPECTION CHECKLISSAIC NUMBER DATE APPROVED QR NUMBER

EQUIPMENT DESCRIPTION EQPT CODE SYSTEM ID.

LAYOUT DRAWING NUMBER

PLANT NO.EQUIPMENT ID NUMBER(S)

FAIL N/A RE-INSP DA

MH's SP ENT TRAVEL TIMQUANTITY INSP.

WORK PERMIT REQUI

SCHEDULED INSPECTION DATE & TIME

ITEM

No.ACCEPTANCE CRITERIA REFERENCE PASS

SAUDI ARAMCO TIP NUMBER SAUDI ARAMCO ACTIVITY NUMBER

CONTRACTOR INSPECTION LEVELSAUDI ARAMCO INSPECTION LEVEL

ACTUAL INSPECTION DATE & TIME

EC / PMCC / MCC NO.REV. NO. PURCHASE ORDER NUMBER

SAUDI ARAMCO USE ONLY

A2

An approved Welding Procedure (WPS) is available at the weld

site. (NOTE: Page A1 of the Welding Procedure Approval Request

requires signature by the Saudi Aramco Inspection Agency. )

SAES-W-011,

Para. 7.1.8

A2

A4

Oil, moisture, scale, rust, paint (except an approved weldable primer),

metallic coatings (e.g. zinc) or other foreign matter, has been removed

from the weld surface and at least 25mm of the adjacent base metal

surface.

SAES-W-011,

Para. 11.3.1

A3Welder(s) have been issued J ob Clearance Card, and that range of

qualification shown matches the application of WPS being used.

SAEP-324,

Sec. 5

B3Welding is not done during inclement weather e.g., wind blown sand,

rain etc.

SAES-W-011,

Para. 11.2.2

B Welding Envi ronment:

B2The wind velocity in the weld area for GTAW, GMAW, or gas shielded

FCAW shall not exceed 8 kph (2.2 m/s).

SAES-W-011,

Para. 11.2.1

C1

C Welding Consumables

A5

Coated and clad or overlaid surfaces are protected from the welding arc,

associated weld spatter, and damage from ground clamps or other

associated equipment.

SAES-W-011,Para. 11.11

B1Wind shields or tents are installed when the wind is strong enough to

affect arc stability or shielding gas coverage.

- - ,

Para. 11.2.1 &

B4For field welding, remote Current controls shall be used if the welding ismore than 30 m from the welding power source or when the welders are

working in "remote" locations (e.g., on an elevated piperack).

SAES-W-011,

Para. 19.1

Filler metal size, type and classification conform with the WPS.

(NOTE: A change in filler metal or deposit chemistry from A-number 1

(based on ASME SEC IX) to A-number 2 and vice-versa is not permitted

without approval .)

SAES-W-011,

Para. 7.4.5

B5

Welding power supplies for use in welding where impact toughness test

is required by the code or standard are verified to have been validated

within 1 year in accordance with BS 7570.

SAES-W-011,

Para. 19.2

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ITEM

No.ACCEPTANCE CRITERIA REFERENCE PASS FAIL N/A RE-INSP DA





E5

Back purge for carbon and low alloy steel has reduced the oxygen level

to below 1%.

(NOTE: Verification is made by the use of oxygen analyzer. )

SAES-W-011,

Para. 11.14.4

C2 Filler Metal and other weld consumables at weld site are maintained asper SAIC-W-2032.

Project QualityPlan

C3

Welding consumables shall be of the same brand, type and maximum

size as indicated on the WPS for the following welding processes:

a. GMAW electrode to be used for procedures with impact

toughness requirements

b. SAW flux

c. FCAW electrode

d. WPS/PQR using any consumable with a "G" designation (ASME

SEC IIC) per SAES-W-011, Para. 7.4.8.

Inert gas is used for GTAW or GMAW root passes on single-sided

groove welds, on ASME P-No. 5 materials and higher.

SAES-W-011,

Para. 11.14.1

SAES-W-011,

Para. 7.4.4

SAES-W-011,

Para. 12.1D2

The actual preheat temperature was selected and used by the fabricatorthat is sufficient to prevent cracking and to achieve the required

hardness,or, shall not be less than the greater of the following:

a) 10C.

b) The required or recommended preheat listed in ASME B31.3.

c) Pre-heat temperatures from Std. Drg. W-AE-036451for all ASME

P-No. 1 materials, including API grades up to and including X60.

d) The preheat listed in Tables 3A and 3B for the SMAW process.

e) Temperature determined by CSD for steels with specified

minimum yield strengths above 60 ksi, (including API grades X65

or greater) or for materials not listed as an ASME P-number.

f) Temperaturee as specified in the approved welding procedure.

D1Wet or damp weld joints are surface dried by heating to a distance of

100mm from the toe, and are hand warm before welding.

D5Temperature indicating crayons have not been used for any weld joint

that is to be coated, or that will have a heat-shrink sleeve installed on it.

SAES-W-011,

Para. 12. 4

SAES-W-011,

Para. 12. 3

Back Purging & Shielding Gas

E1

D6

On wall thickness exceeding 25mm, preheat is done from the same side

as the welding and heat source removed fro 1 minute prior to measuring

the temperature.

SAES-W-011,

Para. 12. 6

E2

E

For P-No. 5 materials and higher, back purging is maintained until at

least 10mm of the weld deposit thickness is completed.

SAES-W-011,

Para. 11.14.2

Preheat

SAES-W-011,

Para. 6.7

D

D4Temperature-indicating crayons, thermocouples, or contact pyrometers

shall be used to measure preheat and interpass temperatures.

SAES-W-011,

Para. 12.4

D3The preheat temperature shall be established over a minimum distance

of 75 mm on each side of the weld.

SAES-W-011,

Para. 12.5

E3 Nitrogen as a backing gas for austenitic stainless steel, is not used.SAES-W-011,

Para. 11.14.3

E4

Shielding gases conformed to the following requirements:

a. Carbon dioxide (CO2): Federal Specification BC-C-101, Type B

or Compressed Gas Association CGA G-6.2, Type F.

b. Argon (Ar): Compressed Gas Association CGA G-11.1,

Grade A.

c. Other gases and gas mixtures with approval from CSD.

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ITEM






Hot Pass & Weld-Out

F

G

G7Adjacent weld beads shall be staggered and not started from the same

location.

SAES-W-011,

Para. 11.13

SAES-W-011,

Para. 7.4.10

SAES-W-011,

Para. 11.17

Unless specified in the WPS, back welding is done using the same

process, consumables and preheat as the fill passes.

E6 Back purge for stainless steel and nickel alloys has reduced the oxygenlevel to below 0.05%. SAES-W-011,Para. 11.14.5

G9

Unless specified otherwise, the maximum interpass temperature are:

a. 177C for P-No. 8 and P-No. 4x materials and

b. 315C for P-1 steels.

G10

SAES-W-011,

Para. 6.5.2

Each weld pass is thoroughly cleaned and all slag or other foreign matter

removed before the next pass is deposited. NOTE: See WPS remarks

on cleaning method, e.g. mechanical brush.

SAES-W-011,

Para. 19.1

The maximum allowable SMAW electrode sizes that can be used

are given below.

a) Low hydrogen electrodes - 5 mm for the 1G/1F position; 4 mmfor all other positions.

b) Non-low hydrogen electrodes - 5 mm for all positions.

The heat input (HI) ofeach production weld is calculated (using the

formula below) if notch-toughness tests are specified, and then

confirmed not to exceed the heat input limits listed in the WPS's.

HI (kj/cm) =Voltage X Amperage X 60/Travel Speed (cm/min)

SAES-W-011,

Para. 19.4G6

SAES-W-011,

Para. 11.1

G1

The direction of welding conforms with the WPS.

(NOTE: If the WPS is not qualified in the vertical position, then the

direction of welding shall be vertical-up. )

G5

Remote Current controls are used if the welding is more than 30 m from

the welding power source or when the welders are working in "remote"

locations (e.g., on an elevated pipe rack).

G8

All full penetration joints requiring double sided welding shall be ground

or gouged to sound metal and inspected by penetrant

testing (PT) or magnetic particle testing (MT) prior to welding the reverseside, unless exempted by SAES-W-011, Para. 7.4.11as

follows:

a) For automatic or mechanized processes if additional PQR

testing is conducted.

b) For other special processes, approved by CSD, on butt joints

where the production weld will be radiographed.

SAES-W-011,

Para. 11.3.4

G3SAW Flux fused during welding shall not be reused (i.e., fluxes that use

recrushed slag are not acceptable).

F3Root pass is deposited without backing for WPS qualified for single-

sided groove welds without backing.

F4

The GTAW process shall be used for the root pass of butt welds without

backing in piping and nozzles of 50.8mm nominal diameter or less.

(NOTE: Exempted are vent and drain piping open to theatmosphere or Category D piping. )

G4

SAES-W-011,

Para. 12.7

F2

Each weld pass is thoroughly cleaned and all slag or other foreign matter

removed before the next pass is deposited. NOTE: See WPS remarks

for cleaning method, e.g. mechanical brush.

SAES-W-011,

Para. 7.4.7.1

Root Pass

F1

The direction of welding conforms with the WPS.

(NOTE: If the WPS is not qualified in the vertical position, then the

direction of welding shall be vertical-up. )

SAES-W-011,

Para. 11.4.1

SAES-W-011,

Para. 11.4.1

SAES-W-011,

Para. 5.2.3

SAES-W-011,

Para. 7.4.7.1

G2

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ITEM






ATTACHMENTS:

1. Attachment 1 - Weld J oint Identification/Markings (NOTE: This will be attached by the Project QA/QC & PID )

QC Inspector PID Representative

Work Verified

Name, Initials and Date:

Performed Inspection Work / Rework May Proceed


Construction Representative*


Work is Complete and Ready for Inspection:


PMT RepresentativeT&I Witnessed QC Record Reviewed

Work Verified

REMARKS:

REFERENCE DOCUMENTS:

Contractor / Third-Party Saudi Aramco

Work Verified

1. SAES-W-011, Welding Requirements for On-Plot Piping, (30 October, 2002)

2. SAEP-324, Certification Review and Registration of Project Welders and Brazers, (30 J une, 2003)

3. Std. Dwg. W-AE-036451, Pre-Heat Levels for Welding Carbon Steel, Rev 2

4. ASME B31.3, Process Piping, (2002)5. ASME SEC II Part C Specifications for Welding Rods, Electrodes, and Filler Metals, (1 July, 2001)

6. ASME SEC IX - Qual. Standard for Welding and Brazing Procedures, Welders, Brazers, and Welding and Brazing Operators, (7/12001)

QC Supervisor Proponent and Others

*Person Responsible for Completion of Quality Work / Test Y =YES N =NO F =FA

T&I Witnessed QC Record Reviewed

Name, Sign and Date:

Quality Record Approved:Name, Organization,

Initials and Date:

T&I Witnessed QC Record Reviewed

G11 Forced or accelerated cooling of welds is prohibited without the specificapproval of CSD. SAES-W-011,Para. 11.18

G12All slag, flux, weld spatters, and undercuts are removed from the

completed weld and surrounding areas.

SAES-W-011,

Para. 11.4.2

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