Specification Standards of Stainless Steel 347H Pipe
| International Specification | ASTM A312/ ASME SA 312 TP 347H |
| Seamless Pipes Size | Vnější průměr: 4 to 219mmWall Thickness: 0.5 to 20mm |
| Svařovaná trubka Velikost | Vnější průměr: 5.0 – 1219.2 mm |
| EFW Pipe Size | Vnější průměr: 5.0 – 1219.2 mm |
| Tloušťka stěny | Naplánovat 5, Naplánovat 40, Schedule10, Naplánovat 80, Naplánovat 160, Schedule 80S, Schedule XXS, Schedule XS |
| techniques | EFW/ Seamless / AKR / Svařované / LSAW/ Fabricated / Seam-Welded / CDW/ Redrawn |
| Formulář | Round, Square, Rectangular |
| Délka | Double Random & Required Length End, Jediný náhodný, Prostý konec, Treaded, Zkosený konec |
| Condition | Hot Finished, Annealed and Pickled, Jasně žíhané, Vyleštěný, Nakreslený |
ASTM A312 TP347H Stainless Steel Equivalent
| ASTM | UNS NO. | KOREA/JAPANES | GERMAN | BRITISH | FRENCH | ITALIAN | |||||||||||
| STAND ARD | KS/JIS Symbol | KS/JIS Numbe | Remarks | DIN Type | Z Number | Materiral Number | Remarks | B.S Number | B.S Stupeň | Remarks | AFNOR Type | NF Number | Ramarks | UNI Type | UNI Number | Ramarks | |
| TP 347H | S34709 | 316HTP | D3576 / G3459 | -16 | X5 CrNiNb 18 9 | 1.4543 | (3b) | 3605 | 347HS18 | Z6 CNNb 18.11 | A 35-573 | (3b) | X6 CrNiNb 18 11 | 6904 | (3b) | ||
ASTM A312 TP347H Stainless Steel Pipe Chemical Composition(%)
| A312 Grade | NÁS | C | Mn | P | S | A | Cr | V |
| TP347H | S34709 | 0.04-0.10 | ≤2.00 | ≤0.045 | ≤0.030 | ≤1.00 | 17.0-19.0 | 9.00-13.00 |
Mechanical Properties of ASTM A312 TP347H Stainless Steel Seamless Pipes
The Mechanical Properties of grade 347H Stainless Steel Typical Values at 68°F (20°C) are displayed in the following table.
| Yield Strength 0.2% Offset | Ultimate Tensile Strength | Prodloužení in 2 in. | Tvrdost | ||
| psi (min.) | (MPa) | psi (min.) | (MPa) | % (min.) | (max.) |
| 30,000 | 205 | 75,000 | 515 | 40 | 201 Brinell |
ASTM A312 TP347H Stainless Steel Seamless Pipes Physical Properties
Physical properties of 347H grade stainless steel in the annealed condition
| Properties | Metric |
| Hustota | 7.96 g/cm3 |
SS 347H Pipe Weight
| PIPE SIZE | Z IN INCHES | A.S.A. Pipe Schedules | |||||||||||||||
| 5s | 5 | 10s | 10 | 20 | 30 | 40s & Std. | 40 | 60 | 80s & E.H. | 80 | 100 | 120 | 140 | 160 | DBL E.H. | ||
| 1/8 | .405 | .035 .1383 | .049 .1863 | .049 .1863 | .068 .2447 | 068 .2447 | 0.95 .3145 | 0.95 .3145 | |||||||||
| 1/4 | .540 | .049 .2570 | .065 .3297 | .065 .3297 | .088 .4248 | 088 .4248 | .119 .5351 | .119 .5351 | |||||||||
| 3/8 | .675 | .049 .3276 | .065 .4235 | .065 .4235 | .091 .5676 | .091 .5676 | .126 .7338 | .126 .7338 | |||||||||
| 1/2 | .840 | .065 .5383 | .065 .5383 | .083 .6710 | .083 .6710 | .109 .8510 | .109 .8510 | .147 1.088 | .147 1.088 | .187 1.304 | .294 1.714 | ||||||
| 3/4 | 1.050 | .065 .6838 | .065 .6838 | .083 .8572 | .083 .8572 | .113 1.131 | .113 1.131 | .154 1.474 | .154 1.474 | .218 1.937 | .308 2.441 | ||||||
| 1 | 1.315 | .065 .8678 | .065 .8678 | .109 1.404 | .109 1.404 | .133 1.679 | .133 1.679 | .179 2.172 | .179 2.172 | .250 2.844 | .358 3.659 | ||||||
| 1-1/4 | 1.660 | .065 1.107 | .065 1.107 | .109 1.806 | .109 1.806 | .140 2.273 | .140 2.273 | .191 2.997 | .191 2.997 | .250 3.765 | .382 5.214 | ||||||
| 1-1/2 | 1.900 | .065 1.274 | .065 1.274 | .109 2.085 | .109 2.085 | .145 2.718 | .145 2.718 | .200 3.631 | .200 3.631 | .281 4.859 | .400 6.408 | ||||||
| 2 | 2.375 | .065 1.604 | .065 1.604 | .109 2.638 | .109 2.638 | .154 3.653 | .154 3.653 | .218 5.022 | .218 5.022 | .343 7.444 | .436 9.029 | ||||||
| 2-1/2 | 2.875 | .083 2.475 | .083 2.475 | .120 3.531 | .120 3.531 | .203 5.793 | .203 5.793 | .276 7.661 | .276 7.661 | .375 10.01 | .552 13.70 | ||||||
| 3 | 3.500 | .083 3.029 | .083 3.029 | .120 4.332 | .120 4.332 | .216 7.576 | .216 7.576 | .300 10.25 | .300 10.25 | .437 14.32 | .600 18.58 | ||||||
| 3-1/2 | 4.000 | .083 3.472 | .083 3.472 | .120 4.973 | .120 4.973 | .226 9.109 | .226 9.109 | .318 12.51 | .318 12.51 | .636 22.85 | |||||||
| 4 | 4.500 | .083 3.915 | .083 3.915 | .120 5.613 | .120 5.613 | .237 10.79 | .237 10.79 | .281 12.66 | .337 14.98 | .337 14.98 | .437 19.01 | .531 22.51 | .674 27.54 | ||||
| 4-1/2 | 5.000 | .247 12.53 | .355 17.61 | .710 32.53 | |||||||||||||
| 5 | 5.563 | .109 6.349 | .109 6.349 | .134 7.770 | .134 7.770 | .258 14.62 | .258 14.62 | .375 20.78 | .375 20.78 | .500 27.04 | .625 32.96 | .750 38.55 | |||||
| 6 | 6.625 | .109 7.585 | .109 7.585 | .134 9.290 | .134 9.290 | .280 18.97 | .280 18.97 | .432 28.57 | .432 28.57 | .562 36.39 | .718 45.30 | .864 53.16 | |||||
| 7 | 7.625 | .301 23.57 | .500 38.05 | .875 63.08 | |||||||||||||
| Medium Type = Wall thickness in inches Bold Type = Steel weight per foot in pounds | |||||||||||||||||
Stainless Steel ASTM A312 TP347H Seamless Pipe Sizes
| NPS | Z | SCH 5S | SCH 10S | SCH 40S | SCH 80S |
| 1/4 | 13.72 | – | 1.65 | 2.24 | 3.02 |
| 3/8 | 17.15 | – | 1.65 | 2.31 | 3.2 |
| 1/2 | 21.34 | 1.65 | 2.11 | 2.77 | 3.73 |
| 3/4 | 26.67 | 1.65 | 2.11 | 2.87 | 3.91 |
| 1 | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 |
| 1.25 | 42.16 | 1.65 | 2.77 | 3.56 | 4.85 |
| 1.5 | 48.26 | 1.65 | 2.77 | 3.68 | 5.08 |
| 2 | 60.33 | 1.65 | 2.77 | 3.91 | 5.54 |
| 2.5 | 73.03 | 2.11 | 3.05 | 5.16 | 7.01 |
| 3 | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 |
| 3.5 | 101.6 | 2.11 | 3.05 | 5.74 | 8.08 |
| 4 | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 |
| 5 | 141.3 | 2.77 | 3.4 | 6.55 | 9.53 |
| 6 | 168.28 | 2.77 | 3.4 | 7.11 | 10.97 |
| 8 | 219.08 | 2.77 | 3.76 | 8.18 | 12.7 |
| 10 | 273.05 | 3.4 | 4.19 | 9.27 | 12.7 |
| 12 | 323.85 | 3.96 | 4.57 | 9.53 | 12.7 |
| 14 | 355.6 | 3.96 | 4.78 | 9.53 | 12.7 |
| 16 | 406.4 | 4.19 | 4.78 | 9.53 | 12.7 |
| 18 | 457.2 | 4.19 | 4.78 | 9.53 | 12.7 |
| 20 | 508 | 4.78 | 5.54 | 9.53 | 12.7 |
| 22 | 558.8 | 4.78 | 5.54 | – | – |
| 24 | 609.6 | 5.54 | 6.35 | 9.53 | 12.7 |
| 26 | 660.4 | – | – | – | – |
| 28 | 711.2 | – | – | – | – |
| 30 | 762 | 6.35 | 7.92 | – | – |
ASTM A312 SS 347H Seamless Pipe Tolerances
| NPS | ASTM A312 TP347H OD Tolerance | |||
| + | – | |||
| palec | mm | palec | mm | |
| 1/8~ 1 1 /2 > 1 1 /2~ 4 > 4~ 8 > 8~ 18 > 18~ 26 > 26~ 34 > 34~ 48 | 1/64(0.015) 1/32(0.031) 1/16(0.062) 3/32(0.093) 1/8(0.125) 5/32(0.156) 3/16(0.187) | 0.4 0.8 1.6 2.4 3.2 4.0 4.8 | 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) | 0.8 0.8 0.8 0.8 0.8 0.8 0.8 |
Wall Thickness Tolerance of ASTM A312 TP347H SS Seamless Pipe
| NPS | ASTM A312 TP 347H Stainless Steel Seamless Pipe WT Tolerance, % | |
| + | – | |
| 1/8-2 1 /2 | 20.0 | 12.5 |
| 3~ 18, t/d < 5% | 22.5 | 12.5 |
| 3~ 18, t/d> 5% | 15.0 | 12.5 |
| ≥ 20, svařované | 17.5 | 12.5 |
| ≥ 20, bezproblémový, t/d < 5% | 22.5 | 12.5 |
| ≥ 20, bezproblémový, t/d> 5% | 15.0 | 12.5 |
Pressure Rating of Stainless Steel TP316Ti Pipes316Ti Pipes
ASTM A312 Stainless Steel Pipe Tolerances
| Z | Tolerance | WTH, mm | Délka, mm |
| 10.3 na 48.3 | +0.40/-0.80 | +/-12.5%t | +6/-0 |
| over 48.3 na 114.3 | +0.80/-0.08 | ||
| over 114.3 na 219.1 | +1.60/-0.80 | ||
| over 219.1 na 457.2 | +2.40/-0.80 | ||
| over 457.2 na 660.4 | +3.20/-0.80 | ||
| over 660.4 na 864 | +4.00/-0.08 | ||
| over 864 na 1219.2 | +4.80/-0.08 |
Wall Thickness tolerance of ASTM A312 TP316Ti
| NPS | Wall Thickness Tolerance, % |
| 1/8 To 2-1/2 Incl., All T/D Ratios | Over 20.2 Under 12.5 |
| Over 3 To 18 Incl., T/D Up To 5% Incl. | Over 22.5 Under 12.5 |
| Over 3 To 18, Incl., T/D > 5% | Over 15.0 Under 12.5 |
| 20 And Large, Svařované, All T/D Ratios | Over 17.5 Under 12.5 |
| 20 And Large, Bezešvé, T/D Up To 5% Incl. | Over 22.5 Under 12.5 |
| >20 And Large, Bezešvé, T/D > 5% | Over 15.0 Under 12.5 |
Stainless Steel 347H Pressure Rating
| Stainless 347H Pressure Rating(psig) | ||||||||||
| Stainless 347H Size (palce) | Stainless Steel 347H Schedule | Temperature(°F) | ||||||||
| 100 | 200 | 300 | 400 | 500 | 600 | 650 | 700 | 750 | ||
| 1″ | 40 | 3048 | 2629 | 2362 | 2171 | 2019 | 1924 | 1867 | 1824 | 1810 |
| 80 | 4213 | 3634 | 3265 | 3002 | 2791 | 2659 | 2580 | 2528 | 2501 | |
| 160 | 6140 | 5296 | 4759 | 4375 | 4068 | 3876 | 3761 | 3684 | 3646 | |
| 1 1/2″ | 40 | 2257 | 1947 | 1750 | 1608 | 1496 | 1425 | 1383 | 1354 | 1340 |
| 80 | 3182 | 2744 | 2466 | 2267 | 2108 | 2009 | 1949 | 1909 | 1889 | |
| 160 | 4619 | 3984 | 3580 | 3291 | 3060 | 2916 | 2829 | 2772 | 2743 | |
| 2″ | 40 | 1902 | 1640 | 1474 | 1355 | 1260 | 1201 | 1165 | 1141 | 1129 |
| 80 | 2747 | 2369 | 2129 | 1957 | 1820 | 1734 | 1682 | 1648 | 1631 | |
| 160 | 4499 | 3880 | 3486 | 3205 | 2980 | 2840 | 2755 | 2699 | 2671 | |
| 3″ | 40 | 1806 | 1558 | 1400 | 1287 | 1196 | 1140 | 1106 | 1084 | 1072 |
| 80 | 2553 | 2202 | 1979 | 1819 | 1691 | 1612 | 1564 | 1532 | 1516 | |
| 160 | 3840 | 3312 | 2976 | 2736 | 2544 | 2424 | 2352 | 2304 | 2280 | |
| 4″ | 40 | 1531 | 1321 | 1187 | 1091 | 1014 | 967 | 938 | 919 | 909 |
| 80 | 2213 | 1909 | 1715 | 1577 | 1466 | 1397 | 1355 | 1328 | 1314 | |
| 160 | 3601 | 3106 | 2791 | 2566 | 2386 | 2273 | 2206 | 2161 | 2138 | |
| 5″ | 40 | 1342 | 1158 | 1040 | 956 | 889 | 847 | 822 | 805 | 797 |
| 80 | 1981 | 1709 | 1535 | 1411 | 1312 | 1250 | 1213 | 1189 | 1176 | |
| 160 | 3414 | 2945 | 2646 | 2433 | 2262 | 2155 | 2091 | 2049 | 2027 | |
| 6″ | 40 | 1219 | 1052 | 945 | 869 | 808 | 770 | 747 | 732 | 724 |
| 80 | 1913 | 1650 | 1483 | 1363 | 1267 | 1208 | 1172 | 1148 | 1136 | |
| 160 | 3289 | 2836 | 2549 | 2343 | 2179 | 2076 | 2014 | 1973 | 1953 | |
| 8″ | 40 | 1073 | 926 | 832 | 765 | 711 | 678 | 657 | 644 | 637 |
| 80 | 1692 | 1459 | 1311 | 1205 | 1121 | 1068 | 1036 | 1015 | 1005 | |
| 160 | 3175 | 2738 | 2460 | 2262 | 2103 | 2004 | 1944 | 1905 | 1885 | |
| 10″ | 40 | 974 | 840 | 755 | 694 | 645 | 615 | 596 | 584 | 578 |
| 80 | 1609 | 1388 | 1247 | 1147 | 1066 | 1016 | 986 | 966 | 956 | |
| 160 | 3147 | 2714 | 2439 | 2242 | 2085 | 1986 | 1927 | 1880 | 1868 | |
ASTM A312 TP347H Stainless Steel Seamless Pipes APPLICATION
The grade 347 steel can be made into plates, sheets, and coils to be used in the following:
- Aerospace.
- Laboratory benches & equipment.
- Coastal architectural panelling, railings & trim.
- Boat fittings.
- Chemical Processing.
- Heat Exchangers.
- Woven or welded screens for mining, quarrying & water filtration.
- Threaded fasteners.
- Springs.

Wenzhou Kaixin Kaixin Metal Co., Ltd