Table of Content
| Size range |
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| SA928 EFW pipe surface finish and treatments |
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| ASTM A928 pipe welding method |
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| A928 welded pipe wall thickness | SCH 40 to SCH XXS |
| Manufacturing process of SA928 EFW pipe (electric fusion welded pipe) |
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| European standard |
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| SA 928 S31803 pipe end |
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| Meet standards |
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| American standard for OD and thickness |
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| ASTM A928 welded pipe value added services |
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| Testing and inspection |
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| ASTM A928M EFW pipe finish |
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Various types of ASME SA 928m pipe

A928 electric welding pipe

ASME SA 928 welded pipe

A928m EFW welded pipe

SA 928 EFW welding pipe

ASTM A928 duplex steel fusion welded pipe

ASME SA 928m EFW SAW pipe

SA 928m EFW straight welded pipe

A928 round pipe

ASTM A928m electric fusion welded pipe
| Type | Radiography Test |
| Class 1 | 100% |
| Class 2 | NA |
| Class 3 | 100% |
| Class 4 | 100% |
| Class 5 | Spot |
ASME SA 928m EFW pipe chemical composition
| UNS | Carbon | Manganese | Phosphorus | Sulfur | Nickel | Silicon | Chromium | Nitrogen | Molybdenum | Copper |
| S31803 | 0.03 | 2 | 0.03 | 0.02 | 4.5-6.5 | 1 | 21.0-23.0 | 0.08-0.20 | 2.5-3.5 | - |
| S32750 | 0.03 | 1 | 0.03 | 0.01 | 6.0-8.0 | 1 | 24.0-26.0 | 0.20-0.30 | 3.0-4.0 | 0.50-1.00 |
| S32205 | 0.03 | 2 | 0.03 | 0.02 | 4.5-6.5 | 1 | 22.0-23.0 | 0.14-0.20 | 3.0-3.5 | - |
A928m EFW welded pipe mechanical properties
| UNS | Yield Strength, min | Elongation (mm) | Tensile Strength, min | ||
| ksi | Mpa | ksi | Mpa | ||
| S31803 | 65 | 450 | 25 | 90 | 620 |
| S32750 | 80 | 550 | 15 | 116 | 795 |
| S32205 | 65 | 450 | 25 | 90 | 620 |
Straightness of A928 round pipe
| Outside diameter Mm ≤ | Straightness Commercial | Wall | FT Achievable Mm |
|---|---|---|---|
| 15.9 | 1 In 600 | All Sizes | 1 In 2000 |
| 25.4 | 1 In 400 | Less Than 2% Of OD | 1 In 1000 |
| 25.4 | 1 In 600 | 2% Of OD Or Heavier | 1 In 1500 |
How to order SA 928m EFW straight welded pipe
ASME SA 928 welded pipe pressure rating
| Outside Diameter | NPS | Schedule | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (inch) | (inch) | 10 | 20 | 30 | STD | 40 | 60 | XS | 80 | 100 | 120 | 140 | 160 | XXS |
| 0.54 | 1/4 | 7985 | 7985 | 10798 | 10798 | |||||||||
| 0.675 | 3/8 | 6606 | 6606 | 9147 | 9147 | |||||||||
| 0.84 | 1/2 | 6358 | 6358 | 8575 | 8575 | 10908 | 17150 | |||||||
| 1.05 | 3/4 | 5273 | 5273 | 7187 | 7187 | 10220 | 14373 | |||||||
| 1.315 | 1 | 4956 | 4956 | 6670 | 6670 | 9316 | 13340 | |||||||
| 1.66 | 1 1/4 | 4133 | 4133 | 5638 | 5638 | 7380 | 11276 | |||||||
| 1.9 | 1 1/2 | 3739 | 3739 | 5158 | 5158 | 7247 | 10316 | |||||||
| 2.375 | 2 | 3177 | 3177 | 4498 | 4498 | 7097 | 8995 | |||||||
| 2.875 | 2 1/2 | 3460 | 3460 | 4704 | 4704 | 6391 | 9408 | |||||||
| 3.5 | 3 | 3024 | 3024 | 4200 | 4200 | 6132 | 8400 | |||||||
| 4 | 3 1/2 | 2769 | 2769 | 3896 | 3896 | |||||||||
| 4.5 | 4 | 2581 | 2581 | 3670 | 3670 | 4769 | 5782 | 7339 | ||||||
| 5.563 | 5 | 2273 | 2273 | 3303 | 3303 | 4404 | 5505 | 6606 | ||||||
| 6.625 | 6 | 2071 | 2071 | 3195 | 3195 | 4157 | 5318 | 6390 | ||||||
| 8.625 | 8 | 1420 | 1574 | 1829 | 1829 | 2307 | 2841 | 2841 | 3375 | 4085 | 4613 | 5147 | 4971 | |
| 10.75 | 10 | 1140 | 1399 | 1664 | 1664 | 2279 | 2279 | 2708 | 3277 | 3847 | 4558 | 5128 | 4558 | |
| 12.75 | 12 | 961 | 1268 | 1441 | 1560 | 2160 | 1922 | 2644 | 3244 | 3843 | 4324 | 5042 | 3843 | |
| 14 | 14 | 875 | 1092 | 1313 | 1313 | 1533 | 2079 | 1750 | 2625 | 3283 | 3829 | 4375 | 4921 | |
| 16 | 16 | 766 | 956 | 1148 | 1148 | 1531 | 2009 | 1531 | 2585 | 3157 | 3733 | 4404 | 4882 | |
| 18 | 18 | 681 | 849 | 1192 | 1021 | 1530 | 2042 | 1361 | 2553 | 3147 | 3743 | 4252 | 4848 | |
| 20 | 20 | 613 | 919 | 1225 | 919 | 1455 | 1989 | 1225 | 2526 | 3138 | 3675 | 4288 | 4824 | |
| 22 | 22 | 557 | 835 | 1114 | 835 | 1949 | 1114 | 2506 | 3063 | 3619 | 4176 | 4733 | ||
| 24 | 24 | 510 | 766 | 1147 | 766 | 1405 | 1978 | 1021 | 2489 | 3126 | 3700 | 4210 | 4786 | |
| 30 | 30 | 510 | 817 | 1021 | 613 | 817 | ||||||||
| 32 | 32 | 478 | 766 | 957 | 574 | 1054 | ||||||||
| 34 | 34 | 450 | 721 | 901 | 540 | 992 | ||||||||
| 36 | 36 | 425 | 681 | 851 | 510 | 1021 | ||||||||
| 42 | 42 | 583 | 729 | 438 | 875 | |||||||||
Weight chart of A928m EFW welded pipe
| NPS | Outer Diameter | Wall Thickness | Inner Diameter | Schedule Pipe # |
Standard to XXHY | Weight per Foot | Section Modulus |
| 1/2 | 0.84 | 0.109 | 0.622 | 40 | STD | 0.85 | .0407 |
| 0.147 | 0.546 | 80 | XHY | 1.09 | .0478 | ||
| 0.188 | 0.464 | 160 | 1.31 | .0528 | |||
| 0.294 | 0.252 | XXHY | 1.72 | .0577 | |||
| 3/4 | 1.05 | 0.113 | 0.824 | 40 | STD | 1.13 | .0705 |
| 0.154 | 0.742 | 80 | XHY | 1.48 | .0853 | ||
| 0.219 | 0.612 | 160 | 1.95 | .1006 | |||
| 0.308 | 0.434 | XXHY | 2.44 | .1103 | |||
| 1 | 1.315 | 0.133 | 1.049 | 40 | STD | 1.68 | .1328 |
| 0.179 | 0.957 | 80 | XHY | 2.17 | .1606 | ||
| 0.250 | 0.815 | 160 | 2.85 | .1904 | |||
| 0.358 | 0.599 | XXHY | 3.66 | .2136 | |||
| 1 1/4 | 1.66 | 0.140 | 1.380 | 40 | STD | 2.27 | .2346 |
| 0.191 | 1.278 | 80 | XHY | 3.00 | .2913 | ||
| 0.250 | 1.160 | 160 | 3.77 | .3421 | |||
| 0.382 | 0.896 | 5.22 | .4110 | ||||
| 1 1/2 | 1.90 | 0.145 | 1.610 | 40 | STD | 2.72 | .3262 |
| 0.200 | 1.500 | 80 | XHY | 3.63 | .4118 | ||
| 0.281 | 1.338 | 160 | 4.86 | .5079 | |||
| 0.400 | 1.100 | 6.41 | .5977 | ||||
| 2 | 2.375 | 0.109 | 2.157 | 10 | 2.64 | .4205 | |
| 0.154 | 2.067 | 40 | STD | 3.66 | .5606 | ||
| 0.218 | 1.939 | 80 | XHY | 5.03 | .7309 | ||
| 0.250 | 1.875 | 5.68 | .8045 | ||||
| 0.281 | 1.813 | 6.29 | .8666 | ||||
| 0.344 | 1.687 | 160 | 7.47 | .9806 | |||
| 0.436 | 1.503 | XXHY | 9.04 | 1.1043 | |||
| 2 1/2 | 2.875 | 0.120 | 2.635 | 10 | 3.53 | .6870 | |
| 0.203 | 2.469 | 40 | STD. | 5.80 | 1.0640 | ||
| 0.216 | 2.443 | 6.14 | 1.1169 | ||||
| 0.250 | 2.375 | 7.02 | 1.2468 | ||||
| 0.276 | 2.323 | 80 | XHY | 7.67 | 1.3386 | ||
| 0.375 | 2.125 | 160 | 10.02 | 1.6371 | |||
| 0.552 | 1.771 | XXXHY | 13.71 | 1.9971 | |||
| 3 | 3.50 | 0.120 | 3.260 | 4.34 | 1.0411 | ||
| 0.156 | 3.188 | 5.58 | 1.3122 | ||||
| 0.172 | 3.156 | 6.12 | 1.4265 | ||||
| 0.188 | 3.124 | 6.66 | 1.5342 | ||||
| 0.216 | 3.068 | 40 | STD. | 7.58 | 1.7241 | ||
| 0.250 | 3.000 | 8.69 | 1.9372 | ||||
| 0.281 | 2.938 | 9.67 | 2.1207 | ||||
| 0.300 | 2.900 | 80 | XHY | 10.26 | 2.2253 | ||
| 0.438 | 2.624 | 160 | 14.34 | 2.8774 | |||
| 0.600 | 2.300 | XXHY | 18.6 | 3.4243 | |||
| 3 1/2 | 4.0 | 0.120 | 3.760 | 10 | 4.98 | 1.3776 | |
| 0.226 | 3.548 | 140 | STD. | 9.12 | 2.3939 | ||
| 0.250 | 3.500 | 10.02 | 2.6001 | ||||
| 0.281 | 3.438 | 11.17 | 2.8562 | ||||
| 0.318 | 3.364 | 80 | XHY | 12.52 | 3.1400 | ||
| 0.636 | 2..728 | XXHY | 22.87 | 4.8795 | |||
| 4 | 4.5 | 0.120 | 4.260 | 10 | 5.62 | 1.7612 | |
| 0.156 | 4.188 | 7.24 | 2.2354 | ||||
| 0.188 | 4.124 | 8.67 | 2.6296 | ||||
| 0.203 | 4.094 | 9.32 | 2.8173 | ||||
| 0.219 | 4.062 | 10.02 | 3.0184 | ||||
| 0.237 | 4.026 | 40 | STD. | 10.80 | 3.2145 | ||
| 0.250 | 4.000 | 11.36 | 3.3611 | ||||
| 0.281 | 3.938 | 60 | 12.67 | 3.7021 | |||
| 0.312 | 3.876 | 13.97 | 4.0273 | ||||
| 0.337 | 3.826 | 80 | XHY | 15.00 | 4.2713 | ||
| 0.438 | 3.624 | 120 | 19.02 | 5.1790 | |||
| 0.531 | 3.438 | 160 | 22.53 | 5.8997 | |||
| 0.674 | 3.152 | XXHY | 27.57 | 6.7927 | |||
| 5 | 5.563 | 0.188 | 5.187 | 10.80 | 4.1161 | ||
| 0.219 | 5.125 | 12.51 | 4.7279 | ||||
| 0.258 | 5.047 | 40 | STD. | 14.63 | 5.4500 | ||
| 0.281 | 5.001 | 15.87 | 5.8644 | ||||
| 0.312 | 4.939 | 17.51 | 6.4074 | ||||
| 0.344 | 4.875 | 19.19 | 6.9358 | ||||
| 0.375 | 4.813 | 80 | XHY | 20.80 | 7.4300 | ||
| 0.500 | 4.563 | 120 | 27.06 | 9.2534 | |||
| 0.625 | 4.313 | 160 | 32.99 | 10.7976 | |||
| 0.750 | 4.063 | XXHY | 38.59 | 12.0954 | |||
| 6 | 6.625 | 0.109 | 6.407 | 5 | 7.59 | 3.5769 | |
| 0.134 | 6.357 | 10 | 9.30 | 4.3475 | |||
| 0.156 | 6.313 | 10.79 | 5.0107 | ||||
| 0.188 | 6.249 | 12.94 | 5.9351 | ||||
| 0.203 | 6.219 | 13.94 | 6.3804 | ||||
| 0.219 | 6.187 | 15.00 | 6.8261 | ||||
| 0.250 | 6.125 | 17.04 | 7.6905 | ||||
| 0.280 | 6.065 | 40 | STD. | 18.99 | 8.4958 | ||
| 0.312 | 6.001 | 21.06 | 9.3416 | ||||
| 0.344 | 5.937 | 23.10 | 10.111 | ||||
| 0.375 | 5.875 | 25.05 | 10.893 | ||||
| 0.432 | 5.761 | 80 | XHY | 28.60 | 12.224 | ||
| 0.500 | 5.625 | 32.74 | 13.711 | ||||
| 0.562 | 5.501 | 120 | 36.43 | 14.9806 | |||
| 0.625 | 5.375 | 40.09 | 16.1821 | ||||
| 0.719 | 5.187 | 160 | 45.39 | 17.8243 | |||
| 0.864 | 4.897 | XXHY | 53.21 | 20.025 | |||
| 1.000 | 4.625 | 60.13 | 21.7719 | ||||
| 1.125 | 4.375 | 66.14 | 23.1237 |
ASTM A928 ERW pipe applications