• ISO 9001 Certified

    Seamac Piping Solutions Inc. is a reliable is a Manufacturer, Supplier, & Exporter of Pipe Fittings, Forged Pipe Fittings, Forged Fittings, Flanges, Outlets, Long Radius Bends from India.

    ISO Certificated

    Corporate Address : 87, Durgadevi Street, Kumbharwada, Mumbai, Maharashtra(India) 400004

    Warehouse Address : Jai Matadi Industrial Estate , Gala No.3 , Goddev Fhatak Road Bhayander ( East) , Thane , Maharastra ( India).

    Mobile : +91-98332 92291
    Phone Nos. : +91-22-66159077 / 66159078
    E-mail : [email protected]

Jindal Steel 347 Stainless Steel Pipes, Stainless Steel 347-347H Pipes Exporters, Stainless Steel 347H Seamless Pipes, SS 347H Welded Pipe, ASTM A312 TP347H SS Pipes, SS 347 Pipe Manufacturers in India.

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347 / 347H Stainless Steel Pipes

Seamac Piping Solutions Inc is one of the leading manufacturers and suppliers of SS 347 / 347H Pipes . We offer the product with superior quality and precision. We supply this product as per universal and national quality standards. At Seamac Piping Solutions Inc, we manufacture and supply these pipes in variable thickness and sizes. We customize the product as per customer demand. For the manufacturing of SS 347/347H pipes, we make use of effective fabrication methods. These pipes are easy to install conditions and are readily available to buyers.

As a trusted stainless steel 347 pipes manufacturer and reliable stainless steel 347H pipes supplier, we offer pipes known for their high tensile strength, durability, flexibility, and excellent corrosion resistance. These pipes feature rugged construction, long service life, superior surface finish, dimensional accuracy, and high load-bearing capacity. In addition, SS 347/347H pipes provide outstanding resistance to oxidation, stress corrosion cracking, pitting, and crevice corrosion, making them suitable for demanding industrial applications.

Seamac Piping Solutions Inc. carries a wide range of stainless steel 347, 347H pipe and tubes in a variety of lengths, ODs, IDs, size and wall thicknesses to meet your project’s needs—including pipe in dimension as per ASTM and weight-kg. per mtr. (ANSI B36.19) / weight & thickness of 347 / 347H stainless steel gauge pipes .

We dispatch SS 347/347H pipes only after performing various quality tests. The product that we manufacture undergoes through the hardness test, flaring test, macro-micro analysis. We check the products chemical, mechanical and physical properties. Also, we provide lab test report, buyers report, radiography test reports, and third-party test reports. We share these test reports along with the product at the time of dispatch. We provide these reports as proof of the error-free SS 347 / 347H Pipe.

We at Seamac Piping Solutions Inc check various aspects to produce a perfectly matching SS 347 / 347H Pipe. These Stainless Steel 347/347H pipe does not corrode easily, rust or stain with water. Hence, these pipes have full applications in decoration, medical industry, food industry, construction industry, etc.

Stainless Steel 347 , 347H Pipe Specifications

Pipe Specification : ASTM A312, A358 / ASME SA312, SA358

Dimension Standard : ANSI B36.19M, ANSI B36.10

Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock

Thickness Range : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS

Type : Seamless / ERW / Welded / Fabricated Pipes

Form : Round, Square, Rectangular, Oval, Hydraulic Etc

Length : Single Random, Double Random & Required Length

End : Plain End, Beveled End, Treaded

End Protection : Plastic Caps

Outside Finish : 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements

ASME SA312 TP347 / 347H Stainless Steel Pipes Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS EN GOST
SS 347 1.4550 S34700 SUS 347 X6CrNiNb18-10 08Ch18N12B
SS 347H 1.4961 S34709 SUS 347H X6CrNiNb18-12 -

Along with all these fields, SS 347/347H pipes are useful in petroleum refineries, aircraft engine components, power generation units, heat exchangers, pressure vessels, welded fabrications, and other high heat applications. We follow a strict quality control system and after-sales service for our products. We take the shortest delivery times and offer high-quality stainless steel 347/347H pipes. Along with reasonable rates and on-time delivery, we are also taking care of the packing and shipping of the Pipes. By following all the necessary standards, we are fulfilling the needs of various industrial applications.


Stainless Steel 347 / 347H Pipe Types

SS 347 / 347H Seamless Pipes

SS 347 / 347H Seamless Pipes

ASTM A312 TP347 / TP347H Seamless Pipes

UNS S34700 Seamless Pipe

SS 1.4961 Seamless Pipe

Stainless Steel S34709 Seamless Pipe

DIN 1.4550 Seamless Pipe

SS 347 / 347H Welded Pipes

SS 347 / 347H Welded Pipes

ASTM A312 TP347 / TP347H Welded Pipes

Stainless Steel S34700 Welded Pipe

SS DIN 1.4550 Welded Pipe

UNS S34709 Welded Pipe

SS 1.4961 Welded Pipe

SS 347 / 347H ERW Pipes

Stainless Steel 347 ERW Pipes

ASTM A312 TP347 / TP347H ERW Pipes

UNS S34700 ERW Pipes

SS 1.4961 ERW Pipe

Stainless Steel UNS S34709 ERW Pipe

Stainless Steel 1.4550 ERW Pipe

SS 347 / 347H EFW Pipes

Stainless Steel 347 EFW Pipes

ASTM A358 TP347 / TP347H EFW Pipes

UNS S34700 EFW Pipes

Stainless Steel UNS S34709 EFW Pipe

Stainless Steel 1.4961 EFW Pipe

SS 1.4550 EFW Pipe

Stainless Steel 347 / 347H Pipes & Tubes Dimensions:

All Pipes is manufactured and tested / inspected to the relevant standards including ASTM, ASME and API etc.

Pipe/Tube NB Sizes Sch 5 Sch 10 Sch 40 Sch 80 Sch 160
Stainless Steel 347, 347H Pipes 1/8″
Stainless Steel 347, 347H Pipes 1/4″
Stainless Steel 347, 347H Pipes 3/8″
Stainless Steel 347, 347H Pipes 1/2″
Stainless Steel 347, 347H Pipes 3/4″
Stainless Steel 347, 347H Pipes 1″
Stainless Steel 347, 347H Pipes 1 1/4″
Stainless Steel 347, 347H Pipes 1 1/2″
Stainless Steel 347, 347H Pipes 2″
Stainless Steel 347, 347H Pipes 2 1/2″
Stainless Steel 347, 347H Seamless Pipes 3″
Stainless Steel 347, 347H Pipes 4″
Stainless Steel 347, 347H Seamless Pipes 5″
Stainless Steel 347, 347H Pipes 6″

Stainless Steel 347 / 347H Pipes Chemical Composition

Grade C Mn Si P S Cr Cb Ni Fe
SS 347 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 20.00 10xC – 1.10 9.00 - 13.00 62.74 min
SS 347H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 19.00 8xC – 1.10 9.0 -13.0 63.72 min

SS 347 / 347H Pipes Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1454 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Size Of Stainless Steel 347 / 347H Pipe & Tube

Pipe OD (mm) Pipe WT (mm) in. Sch Kg/m
13.72 1.65 1/4 10S 0.50
13.72 2.24 1/4 40S 0.64
13.72 3.02 1/4 80S 0.81
17.15 1.65 3/8 10S 0.64
17.15 2.31 3/8 40S 0.86
17.15 3.20 3/8 80S 1.12
21.34 2.11 1/2 10S 1.02
21.34 2.77 1/2 40S 1.29
21.34 3.73 1/2 80S 1.65
26.67 2.11 3/4 10S 1.30
26.67 2.87 3/4 40S 1.71
26.67 3.91 3/4 80S 2.23
33.40 2.77 1 10S 2.13
33.40 3.38 1 40S 2.54
33.40 4.55 1 80S 3.29
33.40 6.35 1 160 4.30
42.16 2.77 10S 2.73
42.16 3.56 40S 3.44
42.16 4.85 80S 4.53
42.16 6.35 160 5.69
48.26 2.77 10S 3.16
48.26 3.68 40S 4.11
48.26 5.08 80S 5.49
60.33 2.77 2 10S 3.99
60.33 3.91 2 40S 5.52
60.33 5.54 2 80S 7.60
60.33 8.74 2 160 11.29
73.03 3.05 10S 5.35
73.03 5.16 40S 8.77
73.03 7.01 80S 11.59
88.90 3.05 3 10S 6.56
88.90 5.49 3 40S 11.47
88.90 7.62 3 80S 15.51
88.90 11.13 3 160 21.67
101.60 3.05 10S 7.53
101.60 5.74 40S 13.78
101.60 8.08 80S 18.92
114.30 3.05 4 10S 8.50
114.30 6.02 4 40S 16.32
114.30 8.56 4 80S 22.67
114.30 13.49 4 160 34.05
141.30 6.55 5 40S 22.10
141.30 9.53 5 80S 31.44
141.30 15.88 5 160 49.87
168.28 3.4 6 10S 14.04
168.28 7.11 6 40S 28.69
168.28 10.97 6 80S 43.21
168.28 14.27 6 120 54.75
168.28 18.26 6 160 68.59
219.08 8.18 8 40S 43.20
219.08 12.7 8 80S 65.63
219.08 18.23 8 120 91.30
219.08 23.01 8 160 112.97

Stainless Steel 347 / 347H Pipe & Tube Weight Chart

NPS (DN) Weight LB/FT (KG/M) SCH Outside Diameter IN (mm) ID WT IN (mm)
32
(800)
84.085
(126.032)
- 32.00
(813)
- 0.025
(6.035)
32
(800)
95.028
(141.09)
- 32.00
(813)
- 0.0281
(7.014)
32
(800)
105.069
(157.025)
10 32.00
(813)
- 0.0312
(7.092)
32
(800)
116.041
(173.035)
- 32.00
(813)
- 0.0344
(8.074)
32
(800)
126.078
(188.083)
- 32.00
(813)
STD 0.0375
(9.053)
32
(800)
137.012
(204.009)
- 32.00
(813)
- 0.0406
(10.031)
32
(800)
147.078
(220.01)
- 32.00
(813)
- 0.0438
(11.013)
32
(800)
158.008
(235.029)
- 32.00
(813)
- 0.0469
(11.091)
32
(800)
168.037
(250.065)
20 32.00
(813)
XS 0.05
(12.07)
32
(800)
188.087
(281.009)
- 32.00
(813)
- 0.0562
(14.027)
32
(800)
209.062
(312.017)
30 32.00
(813)
- 0.0625
(15.088)
32
(800)
230.029
(342.094)
40 32.00
(813)
- 0.0688
(17.048)
32
(800)
250.055
(373.00)
- 32.00
(813)
- 0.075
(19.005)
32
(800)
270.072
(402.094)
- 32.00
(813)
- 0.0812
(20.062)
32
(800)
291.014
(433.052)
- 32.00
(813)
- 0.0875
(22.023)
32
(800)
311.047
(463.078)
- 32.00
(813)
- 0.0938
(23.083)
32
(800)
331.039
(493.035)
- 32.00
(813)
- 1.00
(25.04)
32
(800)
351.023
(522.08)
- 32.00
(813)
- 1.0062
(26.097)
32
(800)
371.031
(552.088)
- 32.00
(813)
- 1.0125
(28.058)
32
(800)
391.03
(582.064)
- 32.00
(813)
- 1.0188
(30.018)
32
(800)
410.09
(611.072)
- 32.00
(813)
- 1.025
(31.075)
34
(850)
90.02
(134.031)
- 34.00
(864)
- 0.025
(6.035)
34
(850)
101.029
(150.088)
- 34.00
(864)
- 0.0281
(7.014)
34
(850)
112.036
(167.021)
10 34.00
(864)
- 0.0312
(7.092)
34
(850)
123.077
(184.034)
- 34.00
(864)
- 0.0344
(8.074)
34
(850)
134.079
(200.082)
- 34.00
(864)
STD 0.0375
(9.053)
34
(850)
145.08
(217.006)
- 34.00
(864)
- 0.0406
(10.031)
34
(850)
157.014
(234.01)
- 34.00
(864)
- 0.0438
(11.013)
34
(850)
168.011
(250.027)
- 34.00
(864)
- 0.0469
(11.091)
34
(850)
179.006
(266.063)
20 34.00
(864)
XS 0.05
(12.07)
34
(850)
200.089
(299.004)
- 34.00
(864)
- 0.0562
(14.027)
34
(850)
222.099
(332.014)
30 34.00
(864)
- 0.0625
(15.088)
34
(850)
245.00
(364.092)
40 34.00
(864)
- 0.0688
(17.048)
34
(850)
266.058
(396.096)
- 34.00
(864)
- 0.075
(19.005)
34
(850)
288.008
(428.088)
- 34.00
(864)
- 0.0812
(20.062)
34
(850)
309.084
(461.048)
- 34.00
(864)
- 0.0875
(22.023)
34
(850)
331.052
(493.075)
- 34.00
(864)
- 0.0938
(23.083)
34
(850)
352.077
(525.03)
- 34.00
(864)
- 1.00
(25.04)
34
(850)
373.094
(556.073)
- 34.00
(864)
- 1.0062
(26.097)
34
(850)
395.036
(588.083)
- 34.00
(864)
- 1.0125
(28.058)
34
(850)
416.07
(620.06)
- 34.00
(864)
- 1.0188
(30.018)
34
(850)
437.062
(651.065)
- 34.00
(864)
- 1.025
(31.075)
36
(900)
95.054
(142.014)
- 36.00
(914)
- 0.025
(6.035)
36
(900)
107.03
(159.068)
- 36.00
(914)
- 0.0281
(7.014)
36
(900)
119.003
(176.097)
10 36.00
(914)
- 0.0312
(7.092)
36
(900)
131.012
(195.012)
- 36.00
(914)
- 0.0344
(8.074)
36
(900)
142.081
(212.057)
- 36.00
(914)
STD 0.0375
(9.053)
36
(900)
154.048
(229.077)
- 36.00
(914)
- 0.0406
(10.031)
36
(900)
166.051
(247.082)
- 36.00
(914)
- 0.0438
(11.013)
36
(900)
178.014
(264.096)
- 36.00
(914)
- 0.0469
(11.091)
36
(900)
189.075
(282.029)
20 36.00
(914)
XS 0.05
(12.07)
36
(900)
212.09
(316.063)
- 36.00
(914)
- 0.0562
(14.027)
36
(900)
236.035
(351.073)
30 36.00
(914)
- 0.0625
(15.088)
36
(900)
259.071
(386.047)
- 36.00
(914)
- 0.0688
(17.048)
36
(900)
282.062
(420.045)
40 36.00
(914)
- 0.075
(19.005)
36
(900)
305.044
(454.03)
- 36.00
(914)
- 0.0812
(20.062)
36
(900)
328.055
(488.089)
- 36.00
(914)
- 0.0875
(22.023)
36
(900)
351.057
(523.014)
- 36.00
(914)
- 0.0938
(23.083)
36
(900)
374.015
(556.062)
- 36.00
(914)
- 1.00
(25.04)
36
(900)
396.064
(589.098)
- 36.00
(914)
- 1.0062
(26.097)
36
(900)
419.042
(624.007)
- 36.00
(914)
- 1.0125
(28.058)
36
(900)
442.01
(657.081)
- 36.00
(914)
- 1.0188
(30.018)
36
(900)
464.035
(690.08)
- 36.00
(914)
- 1.025
(31.075)
38
(950)
125.07
(186.094)
- 38.00
(965)
- 0.0312
(7.092)
38
(950)
138.047
(206.011)
- 38.00
(965)
- 0.0344
(8.074)
38
(950)
150.083
(224.056)
- 38.00
(965)
STD 0.0375
(9.053)
38
(950)
163.016
(242.074)
- 38.00
(965)
- 0.0406
(10.031)
38
(950)
175.087
(261.082)
- 38.00
(965)
- 0.0438
(11.013)
38
(950)
188.017
(279.094)
- 38.00
(965)
- 0.0469
(11.091)
38
(950)
200.044
(298.026)
- 38.00
(965)
XS 0.05
(12.07)
38
(950)
224.092
(334.058)
- 38.00
(965)
- 0.0562
(14.027)
38
(950)
249.071
(371.07)
- 38.00
(965)
- 0.0625
(15.088)
38
(950)
274.042
(408.046)
- 38.00
(965)
- 0.0688
(17.048)
38
(950)
298.065
(444.041)
- 38.00
(965)
- 0.075
(19.005)
38
(950)
322.08
(480.024)
- 38.00
(965)
- 0.0812
(20.062)
38
(950)
347.026
(516.085)
- 38.00
(965)
- 0.0875
(22.023)
38
(950)
371.063
(553.011)
- 38.00
(965)
- 0.0938
(23.083)
38
(950)
395.053
(588.057)
- 38.00
(965)
- 1.00
(25.04)
38
(950)
419.035
(623.09)
- 38.00
(965)
- 1.0062
(26.097)
38
(950)
443.047
(660.001)
- 38.00
(965)
- 1.0125
(28.058)
38
(950)
467.05
(695.077)
- 38.00
(965)
- 1.0188
(30.018)
38
(950)
491.007
(730.074)
- 38.00
(965)
- 1.025
(31.075)

Pressure Ratings Of Stainless Steel 347 / 347H Pipe & Tube

Schedule of Pipe Size of Seamless Pipe (inches) Temperature (°F)
200 100 300 500 400 600 700 650 750
80 1" 3634 4213 3265 2791 3002 2659 2528 2580 2501
40 1" 2629 3048 2362 2019 2171 1924 1824 1867 1810
40 1.5" 1947 2257 1750 1496 1608 1425 1354 1383 1340
160 1" 5296 6140 4759 4068 4375 3876 3684 3761 3646
160 1.5" 3984 4619 3580 3060 3291 2916 2772 2829 2743
80 1.5" 2744 3182 2466 2108 2267 2009 1909 1949 1889
80 2" 2369 2747 2129 1820 1957 1734 1648 1682 1631
40 2" 1640 1902 1474 1260 1355 1201 1141 1165 1129
40 3" 1558 1806 1400 1196 1287 1140 1084 1106 1072
160 2" 3880 4499 3486 2980 3205 2840 2699 2755 2671
160 3" 3312 3840 2976 2544 2736 2424 2304 2352 2280
80 3" 2202 2553 1979 1691 1819 1612 1532 1564 1516
80 4" 1909 2213 1715 1466 1577 1397 1328 1355 1314
40 4" 1321 1531 1187 1014 1091 967 919 938 909
40 5" 1158 1342 1040 889 956 847 805 822 797
160 4" 3106 3601 2791 2386 2566 2273 2161 2206 2138
80 5" 1709 1981 1535 1312 1411 1250 1189 1213 1176
160 5" 2945 3414 2646 2262 2433 2155 2049 2091 2027
80 6" 1650 1913 1483 1267 1363 1208 1148 1172 1136
40 6" 1052 1219 945 808 869 770 732 747 724
40 8" 926 1073 832 711 765 678 644 657 637
160 6" 2836 3289 2549 2179 2343 2076 1973 2014 1953
160 8" 2738 3175 2460 2103 2262 2004 1905 1944 1885
80 8" 1459 1692 1311 1121 1205 1068 1015 1036 1005
80 10" 1388 1609 1247 1066 1147 1016 966 986 956
40 10" 840 974 755 945 694 615 584 596 578
160 10" 2714 3147 2439 2085 2242 1986 1880 1927 1868
application industry

SS 347 / 347H Pipes Application Industries

  • Textile machinery
  • Oil and gas industry
  • Pulp and paper industry
  • Power plants
  • Energy industries
  • Furniture
  • Pharmaceutical processing industry
  • Modern architecture
  • Home appliances
  • Water waste projects
  • Synthetic fiber
  • Heat exchanger
  • Fluid piping
  • Dairy and food processing

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