DEA-130Modernization of Tubular

Collapse Performance Properties

PRESENTATION TO THEDEA Q4/02 MEETING

November 21, 2002

SPONSOR = ARCO / MIKE PAYNE

DEA –130 DURATION

PROPOSED - FEBRUARY 1999

FIRST OFFICIAL MEETING - OCTOBER 1999

PROGRAM COMPLETION - OCTOBER 2002

TOTAL FUNDING = $420,000

OPERATOR PARTICIPANTS = $22,500

INDUSTRY & GOVT AGENCY = $22,500(API = $45,000)

MANUFACTUERS = $7,500 + DONATION OF PIPE& SHIPPING& TENSILE TESTS

DEA –130 FUNDING

TOTAL OF 25 PARTICIPANTS

11 OPERATORS - ARCO (NOW WITH BP)AMOCO (NOW WITH BP)BURLINGTON RESOURCESCHEVRON (NOW WITH TEXACO)MARATHON OILPEMEXREW-DEA (GERMAN OIL CO.)SHELL OILTEXACO (NOW WITH CHEVRON) TOTAL FINA ELFUNOCALPHILLIPS (VIA ARCO ALASKA)

3 INDUSTRY/GOVERNMENT AGENCIES –

APIHSE-UKMMS

SELECTION OF PIPE SAMPLESFOR COLLAPSE TESTING

NUMBER PIPES SELECTED = 216

18” 8D 3D 36” 18”TT COLLAPSE RST SP TT

11D + 72”

PREFERRED SAMPLES AND ACTUAL SAMPLES

0

5

10

15

20

25

30

35

40

45

0 2 4 6 8 10 12 14 16 18 20

PIPE DIAMETER, INCH

D/T

ACTUAL SAM PLESPREFERRED SAM PLES

162-7/8

45

0

DEA-130PIPE SIZES TESTED

4.5"7.3% 5"

2.0%

5.5"17.9%

7"18.5%

7.75"3.3%

8.625"4.6%

9.625"16.6%

10.75"4.0%

11.75"2.0%

13.375"15.9%

13.625"2.0%

16"4.0%

2.875"0.7%

3.5"1.3%

DEA-130 TEST SAMPLES BY GRADEH

2.0% J7.3%

K13.2%

L-13Cr7.3%

N18.5%

P13.9%

Q9.3%

A23.8%

L4.6%

RESIDUAL STRESS TEST

SPLIT RING METHOD6 WALL THICKNESSES3 OD MEASUREMENTS

CRAMPTON & THIN SHELL STRESS

Filename : Example

Pipe Sample: Example Sample Collapse Pressure :Grade: Example Failure Location (small axis) 13

Nom.Weight(lb/ft.) 53.50 Sample Weight: 341.9 lbs. Test Date : Ex

Pipe O.D. 9 5/8 Pipe Length: 77 inch

Actual Weight(lb/ft.) 53.33

Longitude End "A" 1 x O.D. 2 x O.D. 3 x O.D. 4 x O.D. 5 x O.D. 6 x O.D.

Radial Axis Wall Thickness (inches)

Degrees 0 0.565 0.570 0.570 0.565 0.568 0.572 0.55845 0.537 0.539 0.542 0.547 0.549 0.548 0.536

90 0.550 0.553 0.556 0.556 0.560 0.560 0.559

135 0.538 0.535 0.536 0.538 0.543 0.537 0.542

180 0.555 0.552 0.552 0.553 0.559 0.558 0.560225 0.533 0.529 0.526 0.526 0.531 0.528 0.535

270 0.543 0.539 0.535 0.538 0.529 0.532 0.524

315 0.540 0.541 0.539 0.540 0.532 0.533 0.517

Avg.Thickness 0.545 0.545 0.545 0.545 0.546 0.546 0.541Avg O.D. (PI-Tape) 9.715 9.717 9.718 9.718 9.715 9.715 9.716

Actual O.D. @ 0/180 9.714 9.707 9.715 9.708 9.702 9.706 9.711

Ovality Gauge Max (+) .003/270 .004/270 .000/270 .007/270 .015/270 .000/270 .000/270

Ovality Gauge Min (-) .005/135 .005/135 .006/135 .012/135 .000/135 .005/135 .015/135Ovality Max & Min indicated in inches. 2nd number represents location in degrees.

Ovality, (Max-Min)/Avg 0.08% 0.09% 0.06% 0.20% 0.15% 0.05% 0.15%

Eccentricity, 0-180 1.83% 3.30% 3.31% 2.20% 1.65% 2.56% 0.37%

(tmax-tmin)/tavg 45-225 0.73% 1.84% 2.94% 3.85% 3.29% 3.66% 0.18%90-270 1.28% 2.57% 3.86% 3.30% 5.67% 5.13% 6.47%

135-315 0.37% 1.10% 0.55% 0.37% 2.01% 0.73% 4.62%

Actual Avg D/T 17.82 17.84 17.85 17.82 17.78 17.79 17.95

T-Max 0.572

T-Min 0.517T-Avg. 0.544

STDEV. 0.013791512

Pipe Sample Failure Details: SAMPLE FLATTENED 2D TO 6D W/SMALL AXIS AT 135 & 315 DEG

135 DEG 315 DEG

DEA-130 PIPE COLLAPSE DATA SHEETSOUTHWEST RESEARCH INSTITUTE

PRE-TEST PIPE MEASUREMENTS

OD - 0° / 180° & PI TAPEWALL – 8 PLACES 45° INCREMENTSOVALITY - MAX & MIN

LENGTH & WEIGHT

1D INC.9 LOC.

FIGURE 6-3Typical Collapse Sample Being Installed Into Chamber

FIGURE 6-4Typical Collapsed Samples

PIPE CHARACTERISTICSSIGNIFICANT TO COLLAPSE

(GIVEN OD & WALL)

YIELD STRENGTH

OVALITY

ECCENTRICITY

RESIDUAL STRESS

PLOT OF NORMALIZEDYIELD STRENGTH BY GRADE

(ACTUAL / SPECIFIED)

NORMALIZED P-110BY PROCESS

RESIDUAL STRESSHIGH COLLASPE

VS NON-HC

RESIDUAL STRESSBY PROCESS

SEAMLESS vs WELDED

RESIDUAL STRESSBY GRADE

RESIDUAL STRESSBY HOT vs COLD STRAIGHTENING

OVALITYHIGH COLLASPE

VS NON-HC

OVALITYBY PROCESS

SEAMLESS vs WELDED

OVALITYBY HOT vs COLD STRAIGHTENING

ECCENTRICITYHIGH COLLASPE

VS NON-HC

ECCENTRICITYBY PROCESS

SEAMLESS vs WELDED

ALL COLLAPSE PRESSURES

TOTAL NUMBER = 151 TESTS

1 1.002 1.004 1.006 1.008 1.01 1.012 1.014 1.016

Normalized OD (Actual/Specified)

COMPARISON OF NORMALIZED OD(ACTUAL / SPECIFIED)BY MANUFACTURER

0.94 0.96 0.98 1 1.02 1.04 1.06 1.08 1.1

Normalized Wall Thickness (Actual/Specified)

COMPARISON OF NORMALIZED WALL(ACTUAL / SPECIFIED)BY MANUFACTURER

0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7

Normalized YS (Actual/Specified)

COMPARISON OF NORMALIZED YIELD STRENGTH

(ACTUAL / SPECIFIED)BY MANUFACTURER

COMPARISON OF NORMALIZED OVALITY

(ACTUAL / SPECIFIED)BY MANUFACTURER

0 0.001 0.002 0.003 0.004 0.005 0.006 0.007 0.008 0.009 0.01

Ovality

COMPARISON OF NORMALIZED ECCENTRICITY

(ACTUAL / SPECIFIED)BY MANUFACTURER

0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1

Eccentricity

COMPARISON OFRESIDUAL STRESS

BY MANUFACTURER

0 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000

RS Crampton

COMPARISON OF NORMALIZEDAPI – MIN COLLAPSE PRESSURE

BY MANUFACTURER

0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8

Normalized Collapse (Actual/API-min)

COMPARISON OF NORMALIZEDAPI – AVG COLLAPSE PRESSURE

BY MANUFACTURER

0.7 0.8 0.9 1 1.1 1.2 1.3 1.4

Normalized Collapse (Actual/API-avg)

THE END

THANKS TO -DEA

MIKE PAYNEALL PARTICIPANTS