
We are involved in offering a vast array of Stainless Steel 347H Pipes and Tubes, Austenitic Stainless Steel 347H Pipes, WERKSTOFF NR. 1.4961 SS 347H Pipes, 347H Stainless Steel Seamless Pipes as a manufacturer, exporter, stockiest and supplier to our domestic and global clients. SA 213 TP 347h Stainless Steel Pipe, Stainless Steel 347H Seamless Pipe, SS 347H Welded Pipes, 347H SS Hexagonal Pipe is a non-heat treatable, austenitic, electric furnace. ASTM A312 Stainless Steel Pipe has a unique material composition with additions of 0.75 Si, 0.04 – 0.10 Carbon, 2.0 Manganese, 0.045 Phosphorous, 0.03 Sulfur, 3.0-4.0 Molybdenum, Nickel 9.0-13.0, chromium 17.0-19.0 shows a min.
We are a leading manufacturer of 347H Stainless Steel Pipes as well known as WNR 1.4961 Pipes and Tubes, Stainless Steel 347H Pipes, Stainless Steel 347H Tube, SS 347H Tube which is used in industries such as Oil Gas, Chemical, Petrochemical, Power generators, pulp & paper mechanical and in heater & boilers. The welding process of SS TP347H Seamless Pipe, SS 347H Hollow Pipe, TP347H SS Welded Pipe is persistently controlled by sophisticated electronic devices that maintain flawless arc stability and direction in the magnetic field. SA 312 TP 347h Tubing, Stainless Steel 347H Round Pipes, Stainless Steel 347H Square Pipes can be annealed at a temperature ranging from 1010 to 1193°C (1850 to 2000°F).

Table of contents
Neelcon Steel strives to offer you a 347H Stainless Steel Pipe, SS 347H Seamless Tube, SS 347H Tubing, Types of 347H tubes Mirror Polished, SS 347H Welded Tube, SS 347H Gas Tube, 347H Stainless Steel Seamless Tubing , Stainless Steel 347H Boiler Tube Stainless Steel 347H Coil Tube, 347H Stainless Steel Capillary Tube, Square Tube suppliers, Stainless Steel 347H Exhaust Tube, Tubing, Hydraulic & Pneumatic Tube, Heat Exchanger Tube, Pressure Equipment Boiler Tube, Mechanical Tubing, Low Temperature Boiler Tube, Precision Tube accurately as per your specifications and requirements on the scheduled time. Our contemporary technologies make us successful for the products ASTM A249 TP 347H Stainless Steel High Pressure Tube, ASTM A249 TP 347H SS Seamless Pipes, TP 347H SS ERW Pipes, 347H Stainless Steel EFW Tubing, Stainless Steel 347H Welded tubing.
We manufacture all types of Stainless Steel Uns S34709 Square Pipes, Stainless Steel 347H Instrumentation Tubes, Stainless Steel 347H Seamless Tubes. We Are Offering Our Range In Standard As Well As In Customized Sizes And Specifications In Order To Meet The Diversified Requirements Of The Market. We are supplying high quality pipes to our clients in India and worldwide Europe, UK, USA, Canada, Asia, Dubai, Saudi Arabia, Middle East, West Africa. If you are looking to buy High quality assured Stainless Steel 347H capillary tube, ASTM A312 SS 347H Round Pipes, Stainless Steel 347H Square Tubing, ASTM A213 SS 347H Pipes or Stainless Steel 347H Polished Tube at best price in India, send an email to get latest price of SS DIN 1.4961 Rectangular Welded Pipes, Stainless Steel 347H Black Round Tubes, Stainless Steel 347H instrumentation tubes, Stainless Steel 347H precision tubes, Stainless Steel 347H Welded Tube, Stainless Steel 347H Oval Tube along with inspection & delivery schedule
| Stainless Steel 347H Tube Standards | ASTM A213, ASTM A249, ASTM A269, ASME SA213, ASME SA249, ASME SA269, EN 10216-5 TC1 / TC2, PED 97/23/EC, AD 2000, NACE MR0175/ISO 15156 |
|---|---|
| Stainless Steel 347H Seamless Tube Size | 3.35 mm OD To 101.6 mm OD |
| Stainless Steel 347H Welded Tube Size | 6.35 mm OD To 152 mm OD |
| Swg & Bwg | 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg. |
| Stainless Steel 347H tubing wall thickness | 0.020" –0.220", (special wall thicknesses available) |
| SS 347H tube Length | Single Random, Double Random, Standard & Cut length |
| 347H Stainless Steel Tube Finish | Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF |
| Stainless Steel 347H tube Form | Round, Coil, Square, Rectangular, Boiler, Hydraulic, Straight or ‘U’ bent Tubes, Hollow, LSAW Tubes Etc. |
| Stainless Steel 347H Tube Type | Seamless, ERW, EFW, Welded, Fabricated |
| Electropolished | (EP) Electropolished for Ultra High Purity Systems |
| Non-Electropolished | (BA) Bright Annealed or (AP) Annealed & Pickled for High-Purity, (CFOS) Cleaned for Oxygen Grade Service or Corrosive Systems |
| I.D. Surface Finish Options | 5, 7 & 10 µin. Ra |
| JIS | 8A to 250A |
| Tolerances | In accordance with: ASTM: A269 & A632, JIS: G 3459 |
| 347H stainless steel tubing End | Plain End, Beveled End, Treaded, Ends are suitable for orbital welding |
| Marking | All 347H Stainless Steel tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.) |
| 347H stainless steel tubing Application | Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger |
| Value Added Service | Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc. |
| Specialize in | Stainless Steel 347H Capillary Tube & Other Odd Size Stainless Steel 347H Heat Exchanger & Condenser Tubes Stainless Steel 347H Hydraulic tubing with OD up to 50.8 mm (2.0 in.) are delivered in bright annealed condition Stainless Steel 347H hydraulic tube with OD larger than 50.8 mm are supplied in the annealed and pickled condition, Or in polished condition |
| Marking & Traceability | Each Stainless Steel 347H Tubing is traceable to its producing mill and heat by an identification number etched within 24" (610mm) of one end. |
| 347H stainless steel tubing Test Certificate | Manufacturer Test Certificate according to EN 10204 3.1 B Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection |
| 347H stainless steel tubing Testing & Inspection | Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing |
| We can also cut, thread, and groove Stainless Steel 347H Tubes to meet your specifications | |
What is UNS S34709 tubes is that these are tubes that are made from grade 347H stainless steel. The Chemical Composition of UNS S34709 is Carbon 0.04 min.-0.10 max., Silicon 0.75, Chromium 17.00 min.-19.00 max., Phosphorus 0.045, Columbium & Tantalum 8 x (C + N) min.-1.00 max., Manganese 2.00, Nickel 9.00 min.-13.00 max., Sulfur 0.03 and Iron balance. The Brinell Hardness of UNS S34709 is <= 187. The Ultimate Tensile Strength of UNS S34709 is 69600 psi (480 MPa). The Yield Tensile Strength of UNS S34709 is 29700 psi (205 MPa).
| 028 | = | .028" Thick |
| 035 | = | .035" Thick |
| 039 | = | .039" Thick |
| 049 | = | .049" Thick |
| 065 | = | .065" Thick |
| 083 | = | .083" Thick |
| 109 | = | .109" Thick |
The Stainless Steel 347H tubes outer diameter (OD) are according to ASTM A269/A213. Stainless Steel 347H Tubing Tolerance specifications are as per below:
| Stainless Steel 347H Tube OD | Stainless Steel 347H Tube Tolerance |
|---|---|
| 4mm to 35mm | +/- 0.08mm |
| 35mm to 38mm | +/- 0.15mm |
| 38mm to 60mm | +/- 0.20mm |
| 60mm and above | +/- 0.25mm |
Types of Stainless Steel 347H Seamless & Welded Tubes
| Stainless Steel 347H Ornamental Pipe | Stainless Steel 347H Fin Tube / Finned Tube |
| S34709 Stainless Steel U Shaped Tube | 347H Stainless Steel Square Tube Mirror Finish |
| ASTM A213 TP347H Condenser Tube | Stainless Steel 347H Welded Pipe & Tube |
| Din 1.4961 Material Seamless Tubing | WERKSTOFF NR. 1.4961 Coaxial Tube |
| 347H Stainless Steel Rectangular Pipe | 347H Stainless Steel Hypodermic Tubing for Medical Needle |
| 1.4961 Instrument Tubing | 347H Stainless Steel Square Tubing |
| Ultra-High Purity Electropolished Stainless Steel 347H Tube | Thin Wall S34709 Stainless Steel Pipe |
| JIS SUS347H Seamless Tubes | Din 1.4961 Stainless Steel Tube |
| SA312 TP347H Welded Tubes | AISI 347H Seamless Tube |
| Stainless Steel 347H Rectangular Pipes | Stainless Steel 347H Electropolish Pipes |
| SS UNS S34709 Heat exchager Tube | 347H Stainless Steel Seamless Tubes |
| ASTM A312, A249 SS Seamless Pipes | Stainless Steel 347H Welded Tubes |
| ASTM A312 TP347H Elliptical Tubes | ASTM A213 SS TP 347H Stainless Steel Rectangular Tube |
| 347H Stainless Steel Oval Tubing | SS 347H Needle Tube |
| Din 1.4961 Stainless Steel Welded Pipes | ASTM A358 TP347H Coil Tubing Heat Exchanger |
| SAE J405 Uns S34709 Thin Wall Tubing | 347H Stainless Steel Metric Tubing |
| 347H Stainless Steel Seamless Square Tubing | Large Diameter 347H Stainless Steel Tube |
| SS 347H Erw Pipe | 347H Stainless Steel Instrumentation Tubing |
| High-pressure 347H Stainless Steel Water Pipe | Stainless Steel 347H Hexagonal Pipe |
| Din W.-Nr. 1.4961 Aisi 347H Corrugated Tube | Stainless Steel 347H Round Tube |
| UNS S34709 Seamless Pipes | Stainless Steel 347H Seamless Round Tubing |
| ASTM A358 TP347H Polished Tubing | 347H Stainless Steel Ornamental Tube |
| ASTM A312 TP347H erw | 347H Stainless Steel Spiral Pipe |
| ASME SA213 TP347H Perforated Tube | Din 1.4961 Material Tube |
| ASTM A269 TP347H straight tube | 347H Stainless Steel Welded Tube |
| ASTM A249 TP347H Mirror Tube | Jis 347H Stainless Steel Tubing |
| SA 688 TP347H Finned Tube | SA312 TP347H Dom Tube |
| Din 1.4961 AISI 347H Perforated Exhaust Tube | Stainless Steel 347H Hypodermic Tubing |
| Material 1.4961 Aisi 347H Slotted Handrail Tube | SA312 TP347H Thin Wall Tube |
| SA213 TP 347H Thick Wall Tube | En 1.4961 / Aisi 347H Hydraulic Tubing |
| ASTM A312 TP347H Coiled Tubing | Stainless Steel Inox 347H Capillary Tubing |
| ASTM A312 gr TP 347H Aerospace tubes | ASTM A632 TP347H Electric Fusion Welding Pipes |
| Stainless Steel 347H Grade Pipe | Type 347H Stainless Steel Polished Pipes |
| 347H Stainless Steel ERW Pipes | Corrugated 347H Stainless Steel Tube (CSST) for Gas |
| Jis 347H Stainless Steel Coil Tubing | Stainless Steel 347H Seamless Pipe |
| Schedule 10 Type 347H Stainless Steel Pipe | Schedule 40 Type 347H Stainless Steel Pipe |
| SA 312 TP347H Seamless Tubing | Polished 347H Stainless Steel Tubing |
| 347H Stainless Steel Threaded Pipe | SAE 347H Stainless Steel Rectangular Tube |
347H Stainless Steel mechanical properties & chemical composition
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Co+Ta | |
|---|---|---|---|---|---|---|---|---|---|---|
| 347H | min. | 0.04 | – | – | – | – | 17.0 | – | 9.0 | 8xCmin |
| max. | 0.10 | 2.0 | 1.0 | 0.045 | 0.030 | 19.0 | 13.0 | 1.0 max | ||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 347H | 515 | 205 | 35 | 92 | 201 |
Stainless Steel 347H Tube Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 347H | 8000 | 193 | 15.9 | 16.2 | 17.0 | 14.2 | 18.7 | 500 | 740 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
|---|---|---|---|---|---|---|---|
| SS 347H | 1.4961 | S34709 | SUS 347H | – | – | – | X6CrNiNb18-12 |
| Types | Out diameter | Sizes | Length |
|---|---|---|---|
| NB Sizes (in stock) | .0035” ~ 8” | 1/8", 1/4", 3/8", 1/2", 5/8", 3/4", 1", 1.25", 1.5", 2", 2.5", 3", 4", 5", 6" | Cut to length |
| Stainless Steel 347H Seamless Tube (Custom Sizes) | 6.35 mm OD To 101.6 mm OD | As per requirement | Cut to length |
| Stainless Steel 347H Welded Tube (ERW Tube) (in Stock + Custom Sizes) | 6.35 mm OD To 152 mm OD | As per requirement | Cut to length |
| Surface Finish | Internal Surface(ID) | Exterbal Surface(OD) | |||
|---|---|---|---|---|---|
| Roughness Average(RA) | Roughness Average(RA) | ||||
| μ inch | μm | μ inch | μm | ||
| AP | Annealed & Pickled | Not defined | Not defined | 40 or Not defined | 1.0 or Not defined |
| BA | Beight Annealed | 40,32,25,20 | 1.0,0.8,0.6,0.5 | 32 | 0.8 |
| MP | Mechanical Polish | 40,32,25,20 | 1.0,0.8,0.6,0.5 | 32 | 0.8 |
| EP | Electro Polish | 15,10,7,5 | 0.38,0.25,0.20;0.13 | 32 | 0.8 |
| Wall | Sizes ( O.D.) |
|---|---|
| .010 | 1/16" , 1/8" , 3/16" |
| .020 | 1/16" , 1/8" , 3/16" , 1/4" , 5/16" , 3/8" |
| .012 | 1/8" |
| .016 | 1/8" , 3/16" |
| .028 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 3/4" , 1" , 1 1/2" , 2" |
| .035 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 7/16" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .049 | 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/8" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .065 | 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 3/4" , 2" , 2 1/2" , 3" |
| .083 | 1/4" , 3/8" , 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 7/8" , 2" , 2 1/2" ,3" |
| .095 | 1/2" , 5/8" , 1" , 1 1/4" , 1 1/2" , 2" |
| .109 | 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2" |
| .120 | 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 2" , 2 1/4" , 2 1/2" , 3" |
| .125 | 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 3" , 3 1/4" |
| .134 | 1" |
| .250 | 3" |
| .375 | 3 1/2" |
| 1/8" IPS(.405" O.D.) | 3 1/2" IPS( 4.000" O.D.) |
|---|---|
| SCH 40, 80 | SCH 10, 40, 80, 160, XXH |
| 1/4" IPS(.540" O.D.) | 4" IPS(4.500" O.D.) |
| SCH 10, 40, 80 | SCH 10, 40, 80, 160, XXH |
| 3/8" IPS(.675" O.D.) | 5" IPS( 5.563" O.D.) |
| SCH 10, 40, 80 | SCH 10, 40, 80, 160, XXH |
| 1/2" IPS(.840" O.D.) | 6" IPS(6.625" O.D.) |
| SCH 5, 10, 40, 80, 160, XXH | SCH 5, 10, 40, 80, 120, 160, XXH |
| 3/4" IPS(1.050" O.D.) | 8 ” IPS(8.625" O.D.) |
| SCH 10, 40, 80, 160, XXH | SCH 5, 10, 40, 80, 120, 160, XXH |
| 1" IPS:(1.315′ O.D.) | 10" IPS(10.750" O.D.) |
| SCH 5, 10, 40, 80, 160, XXH | SCH 10, 20, 40, 80 (.500), TRUE 80(.500) |
| 1-1/4" IPS(1.660" O.D.) | 12" IPS(12.750" O.D.) |
| SCH 10, 40, 80, 160, XXH | SCH 10, 20, 40(.375), TRUE40(.406), SCH80(.500) |
| 1-1/2" IPS(1.900" O.D.) | 14" IPS(14.000" O.D.) |
| SCH 10, 40, 80, 160, XXH | SCH10 (.188), SCH40 (.375) |
| 2" IPS(2.375" O.D.) | 16" IPS(16.000" O.D.) |
| SCH 10, 40, 80, 160, XXH | SCH10(.188), SCH40(.375) |
| 2 1/2" IPS(2.875" O.D.) | 18" IPS (18.000" O.D.) |
| SCH 10, 40, 80, 160, XXH | SCH-40 (.375) |
| 3" IPS( 3.500" O.D.) | |
| SCH 5, 10, 40, 80, 160, XXH |
Price of SS 347H Seamless Tube ASTM A312 TP 347H: $ 5500 ~ $ 7000 USD/Ton
Price of SS 347H ERW/Welded Tube ASTM A312 TP 347H: $ 5000 ~ $ 6500 USD/Ton
Price of SS 347H EFW Tube ASTM A358 TP 347H: $ 4700 ~ $ 6200 USD/Ton
| SS Pipe Pressure Rating (psig) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| SS Pipe Size(inches) | SS Pipe 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 | 56 | |
| 160 | 3147 | 2714 | 2439 | 2242 | 2085 | 1986 | 1927 | 1880 | 1868 | |
1 psi (lb/in2) = 6,894.8 Pa (N/m2) = 6.895x10-2 bar
Notes:
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