• Al Bandariyah, King Faisal Street, Al Khobar, Saudi Arabia
  • contact@pipingmaterial.sa
  • Connect to Stockists, Suppliers and Traders directly in Dammam, Riyadh, Jubail, Al Khobar
    Jeddah, Jordan, Kuwait, Iraq, Qatar, Bahrain and Oman
Home
back to top

Stainless Steel 347H Pipe

  • Home
  • Stainless Steel 347H Pipe
Why pipingmaterial.sa Is the Most Trusted B2B Portal for Stainless Steel 347H Pipe in Saudi Arabia ?
Verified Ex-Stock
Dammam • Jubail • Riyadh
Multiple Quotes
No Commission • No Login
Aramco and ADNOC
Approved Vendor Status
EN 10204 3.1 MTC
TPI • NACE MR0175
2-Day Delivery KSA
From UAE Ex-Stock
High-Temp Service
Up to 900°C Capability
Stainless Steel 347H Pipe Product Abstract
  • Standard: ASTM A312 / ASME SA312 (TP347H)
  • UNS No.: S34709 (347H) | DIN: 1.4961
  • Pipe Types: Seamless (SMLS), Welded (EFW/ERW)
  • Dimension Std: ASME B36.19M (SS Pipe) / ASME B36.10M
  • Size Range (Seamless): 1/8″ to 24″ (SCH 10S to SCH 80S / XXS)
  • Wall Thickness: 0.4 mm to 30 mm
  • Pipe End: Plain, Beveled, Threaded and Coupled
  • Surface Finish: Annealed and Pickled (AP), Bright Annealed (BA)
  • Origin: Japan, Korea, Europe, India, USA
  • MTC: EN 10204 3.1 / 3.2, NABL Lab Reports
  • Key Feature: Niobium (Columbium) stabilized
  • Max Service Temp: Up to 900°C (1650°F) for superheater and reheater service
  • RFQ: contact@pipingmaterial.sa
Stainless Steel 347H Pipe

Niobium-stabilized ASTM A312 TP347H Tube for Superheaters

Stainless Steel 347H Pipe is a niobium (columbium) and tantalum stabilized austenitic stainless steel pipe, specifically engineered for sustained high-temperature service environments. The "H" designation signifies a higher carbon content (0.04–0.10%) compared to standard 347. SS 347H Pipe is widely specified by Saudi Aramco, ADNOC, and SABIC approved projects across Saudi Arabia. pipingmaterial.sa connects Saudi buyers in Dammam, Riyadh, Al Jubail, and Al Khobar directly with actual stockists and manufacturers of SS 347H Tube.

Table Of Content

Table of Content
Supplied To:
Al Khobar Jeddah Yanbu Dammam Al Jubail Riyadh Ras Al-Khair Dhahran Tabuk Rabigh
Approved By:
Saudi Aramco Approved ADNOC Approved SABIC Approved EN 10204 3.1 MTC NACE MR0175 Ex-Stock Saudi Arabia

Technical Specification of Stainless Steel 347H Pipe

Discover Genuine Stainless Steel 347H Pipe Suppliers in Saudi Arabia Who Supply As Per Your Specification At Factory Price

Pipe Sizes
Stainless Steel 347H Pipe Sizes
  • Thickness (Seamless): 1/2 - 6 Inch NB
  • Thickness(Welded):0.8 mm to 12.7 mm
  • Form: Round, Square, Rectangle
Tube Sizes
347H Stainless Steel Tube Sizes
  • Thickness (Seamless): .010 to .250"
  • Thickness(Welded): .005 to .500"
  • Form: Coil, Straight,Hydraulic
Thick Walled Pipe Sizes
SS 347H Thick Walled Pipe Sizes
  • Outside Diameter: 10-600mm
  • Wall Thickness: 2.5 - 100mm
  • Length:0.5- 12 meter
Capillary Tube Sizes
AISI 347H Capillary Tube Sizes
  • Outside Diameter:0.4 to 16 mm
  • Wall Thickness:0.1 to 3 mm
  • Length:0.5 to 12 meter
Coil Tube Sizes
SUS 347H Coil Tube Sizes
  • Outside Diameter:0.4 to 16 mm
  • Wall Thickness:0.1 to 3 mm
  • Length:50 to 1000 mm
Pipe End
INOX 347H Pipe End
  • Bevelled
  • Threaded
  • Plain, Grooved
Services
UNS S34709 Seamless Pipe Services
  • Beveling
  • Threading
  • Polishing
Testing
DIN 1.4961 Welded Pipe Testing
  • PMI Testing
  • Chemical/Flattening Test
  • Hardness Test
Packaging
SUS 347H Stainless Steel Seamless Tube Packaging
  • Steel Strips Bundled
  • Wooden Boxes
  • Bubble Wraps, Custom

ASME B36.19M 347H Stainless Steel Tube in Saudi Arabia in various schedules including Sch 40, Sch 80, Sch 160, or XXS

Pressure Rating of SUS 347H Stainless Steel ERW Pipe

Get Stainless Steel 347H Pipe Suppliers in Saudi Arabia Who Offer With Different Pressure Rating Up to 700 °F

Pressure Rating
Size (in.)SCHTemperature - °F
--750100700600650500300200400
10"40578974584615596645755840694
160186831471880198619272085243927142242
8056160996610169861066124713881147
64072412197327707478089451052869
160195332891973207620142179254928362343
80113619131148120811721267148316501363
8"406371073644678657711832926765
160188531751905200419442103246027382262
80100516921015106810361121131114591205
5"40797134280584782288910401158956
160202734142049215520912262264629452433
80117619811189125012131312153517091411
3"40107218061084114011061196140015581287
160228038402347H242423522544297633122736
80151625531532161215641691197922021819
4"4090915319199679381014118713211091
160213836012161227322062386279131062566
80131422131328139713551466171519091577
2"40112919021141120111651260147416401355
160267144992699284027552980348638803205
80163127471648173416821820212923691957
1"401810347H81824192418672019236226292171
160364661403684387637614068475952964375
80250142132528265925802791326536343002
1 1/2"40134022571354142513831496175019471608
160274346192772291628293060358039843291
80188931821909200919492108246627442267

Types of UNS S34709 Pipe and Tube

Check Stainless Steel 347H Pipe Stockists in Saudi Arabia Who Offer Different Types Custom Shapes

Stainless Steel 347H Seamless Pipe
Stainless Steel 347H Seamless Pipe
  • ASTM A312 TP 347H / ASME SA312
  • OD 1/8″ to 24″, SCH 5S to XXS
  • Niobium stabilized — superior strength
347H Stainless Steel Welded Pipe
347H Stainless Steel Welded Pipe
  • ASTM A312 TP 347H Welded
  • OD 1/4″ to 24″, SCH 10S to 80S
  • Oil & gas, petrochemical applications
SS 347H Seamless Tube
SS 347H Seamless Tube
  • ASTM A213 TP 347H Seamless
  • Boiler & superheater applications
  • High-temperature service rated
AISI 347H Welded Tube
AISI 347H Welded Tube
  • ASTM A249 TP 347H Welded
  • Heat exchanger & condenser service
  • Size range up to 24″ OD
SUS 347H ERW Pipe
SUS 347H ERW Pipe
  • Electric Resistance Welded construction
  • ASTM A312 TP 347H ERW
  • Cost-effective for large diameter
INOX 347H ERW Tube
INOX 347H ERW Tube
  • EN 10216-5 / DIN 17456 347H
  • Petrochemical & refinery grade
  • Fully annealed & pickled finish
UNS S34709 Round Pipe
UNS S34709 Round Pipe
  • UNS S34709 specification standard
  • Circular cross-section profile
  • ADNOC & Saudi Aramco approved
DIN 1.4961 Square Pipe
DIN 1.4961 Square Pipe
  • DIN 1.4961 / EN 10088 specification
  • Square cross-section design
  • Structural & architectural use
SUS 347H Stainless Steel Rectangular Pipe
SUS 347H Stainless Steel Rectangular Pipe
  • Rectangular profile construction
  • Custom sizing available ex-stock
  • Industrial & architectural applications

Get Competitive Quotes from Top 10 Verified SS 347H Pipe Stockists in Saudi Arabia

Find suppliers of Stainless Steel 347H Pipe with ADNOC approval in Saudi Arabia. Get instant quotes from verified ex-stock suppliers

Send RFQ — Free and Instant

AISI 347H Pipe Chemical Composition

Find Stainless Steel 347H Pipe Traders in Saudi Arabia with Material Percentage of Chemical Composition

Cr

17-19%

P

0.045 Max%

S

0.03 Max%

Mn

2 Max%

C

0.040 - 0.1%

Si

0.75%

Ni

9.0 - 13%

Fe

64.1 - 74%

Mechanical Properties of INOX 347H Pipe

Mechanical Properties
Grade347H
Tensile Strength515 (MPa) min
Yield Strength205 (MPa) min
Elongation35 (% in 50mm) min
HardnessRockwell B92 (HR B) max
Brinell201 (HB) max

DIN 1.4961 Tube Physical Properties

Thermal ConductivityDensityMelting PointElectrical ResistivityHeatElasticity Modules
BTU/hr/ft2/ft/°Flbs/in3°F°F(BTU/lb-°F)(annealed) 2 - psi
1330.2882550 - 263572 Microhm-cm at 200.12 (32 - 212°F)28.0 x 106 psi

Contact Stainless Steel 347H Pipe Suppliers in Saudi Arabia

Browse stockists of Stainless Steel 347H Pipe approved by Saudi Aramco. Connect directly with suppliers and compare multiple quotes with delivery timelines.

Talk to 347H Pipe Expert — Free

SS 347 Pipe and Tube American and European Standard

Stainless Steel 347H Pipe and Tube Standards
  • ASTM A312 | ASME SA312
  • UNS S34709
  • WNR 1.4961
  • INOX 347H
  • SUS 347H
  • AISI 347H
  • ASTM A269 | ASME SA269
  • ASTM A249
  • ASME SA 249

ADNOC, Saudi Aramco, SABIC and GCC Approved Suppliers of SS 347H Pipe

pipingmaterial.sa maintains a verified network of genuine global suppliers of Stainless Steel 347H Pipe holding approvals from major oil and gas authorities across Saudi Arabia, UAE, and the GCC region.

Saudi Aramco Approved

Saudi Aramco Approved 347H Pipe Suppliers

  • Outokumpu Stainless AB — Sweden (SAR Vendor List)
  • Sandvik Materials Technology — Sweden
  • Nippon Steel Corporation — Japan
  • Tubacex Tubos Inoxidables — Spain
  • Mannesmann Stainless Tubes — Germany
  • Jiangsu Huanlong Steel — China (Qualified)
ADNOC Approved

ADNOC Approved SS 347H Tube Manufacturers

  • POSCO — South Korea (ADNOC Vendor List)
  • Voestalpine Böhler Welding — Austria
  • ArcelorMittal Stainless — Luxembourg
  • Marcegaglia Stainless — Italy
  • Salzgitter Mannesmann — Germany
SABIC Approved

SABIC Approved 347H Stockists

  • Al-Jazeera Steel Products — Saudi Arabia
  • Arabian Stainless Pipe Co. — Dammam, KSA
  • Gulf Metal Warehouse — Al Jubail, KSA
  • Marafiq-qualified supply chain vendors
  • EIB (Emirates Industrial Bldg.) — UAE
  • Oman Arab Stainless — Muscat, Oman
Global Stockists

Worldwide Stainless Steel 347H Distributors

  • Service Center Metals — Houston, USA
  • Schuler Stainless — Germany / Belgium
  • Cogne Acciai Speciali — Aosta, Italy
  • Atlas Steels — Australia / South Africa
  • MRC Global — Riyadh and Dammam branches
  • Metalcorp Group — Johannesburg, South Africa

SS 347H Pipe Suppliers in Dammam, Al Jubail, Riyadh and Al Khobar

Send your RFQ to pipingmaterial.sa and get quotes from verified 347H stainless steel pipe distributors across Saudi Arabia — ex-stock delivery to your project site

Request Quote from Saudi Aramco Approved Suppliers

Check Weight and Size Chart of UNS S34709 Welded Pipe

Dimensions of Stainless Steel 347H Seamless Pipe

Find Stainless Steel 347H Pipe Stockists in Saudi Arabia Who Offering a Wide Range of Sizes From 1 to 20 Inch

NPSOD (INCH)WT (INCH)ID (INCH)WEIGHT - lb/ft
1/80.405"0.095"0.215"0.32
3/80.675"0.126"0.423"0.74
1/40.540"0.119"0.302"0.54
3/41.050"0.154"0.742"1.47
1/20.840"0.147"0.546"1.09
1-1/41.660"0.191"1.278"3.00
11.315"0.179"0.957"2.17
1-1/21.900"0.200"1.500"3.63
2-1/22.875"0.276"2.323"7.66
22.375"0.218"1.939"5.02
3-1/24.000"0.318"3.364"12.50
33.500"0.300"2.900"10.25
44.500"0.337"3.826"14.98
66.625"0.432"5.761"28.57
55.563"0.375"4.813"20.78
88.625"0.500"7.625"43.39
1212.75"0.500"11.750"65.42
1010.750"0.500"9.750"54.74
1414.000"0.500"13.000"72.09
1818.000"0.500"17.000"93.45
1616.000"0.500"15.000"82.77
2424.000"0.500"23.000"125.50
2020.000"0.500"19.000"104.10

SUS 347H Seamless Tube Weight Chart

Check Stainless Steel 347H Pipe Traders in Saudi Arabia with Schedule and Weight Chart

SizeODSCH 5SSCH 10SSCH 40SSCH 20S
mmin.mmin.WTWeight (kg/m)WTWeight (kg/m)WTWeight (kg/m)WTWeight (kg/m)
81/413.70.541.20.371.650.492.240.6420.58
151/221.30.841.650.812.111.022.771.292.31.07
61/810.30.40510.231.240.281.730.371.50.33
103/817.20.6751.20.471.650.632.310.8720.74
321¼42.21.661.651.652.772.733.563.4432.9
203/426.71.051.651.052.111.32.871.712.51.52
25133.41.3151.651.032.772.133.382.542.52
652½73.032.8752.113.73.055.265.168.7746.81
401½48.31.91.651.932.773.113.684.1133.35
50260.32.3751.652.42.773.993.915.523.54.25
1255141.35.5632.779.53.411.66.5521.08516.8
80388.93.53.54.513.056.455.4911.4748.37
1004114.34.52.115.853.058.366.0216.074.512.18
25010273.0510.753.422.614.1927.89.2760.316.3541.77
1506168.36.6252.7711.353.413.827.1128.686.3525.36
2008219.088.6252.7714.83.76208.1843.186.3533.31
40016406.4164.1941.64.7847.3412.07123.37.9277.82
30012323.8512.753.9631.254.57369.5373.856.3549.7
35014355.6143.9634.354.7841.311.1398.547.9267.9
60024609.6245.5482.576.3594.5217.48255.419.53141.11
50020508204.7859.315.5468.6415.09183.429.53117.14
45018457.2184.1946.854.7853.3214.27155.867.9287.74
Get Saudi Aramco Approved Stainless Steel 347H Tubing available in thicknesses ranging from 0.4 to 30 mm

Thickness Chart of 347H Stainless Steel ERW Pipe and Seamless Pipe Schedules

NPS (inch)OD (mm)SCH 5S (mm)SCH 10S (mm)SCH 40S (mm)SCH 80S (mm)SCH 160 (mm)XXS (mm)
1/413.721.241.652.243.02——
3/817.151.241.652.313.20——
1/221.341.651.652.773.734.787.47
3/426.671.651.652.873.915.567.82
133.401.651.653.384.556.359.09
1.548.261.651.653.685.087.1410.16
260.331.652.113.915.548.7411.07
388.901.652.115.497.6211.1315.24
4114.301.652.116.028.5613.4917.12
6168.282.112.777.1110.9718.2621.95
8219.082.772.778.1812.7023.0122.23
10273.053.403.409.2712.7028.5825.40
12323.853.963.969.5312.7033.3225.40

Wall thickness values per ASME B36.19M. SCH 40S = SCH 40 for sizes ≤ 10″. SCH 80S = SCH 80 for sizes ≤ 8″. For sizes 14″ to 24″, consult pipingmaterial.sa for custom thickness availability.

Buy 100% Tested 347H Stainless Steel ERW Pipe Online For High Temperature Application

Size Chart of UNS S34709 Welded Tube

ODSize
mmin.mm
13.71/48
21.31/215
10.31/86
17.23/810
42.21¼32
26.73/420
33.4125
73.032½65
48.31½40
60.3250
141.35125
88.9380
114.34100
273.0510250
168.36150
219.088200
406.416400
323.8512300
457.218450
355.614350

Discover Our Ready Inventory in These Locations

Asia
Vietnam, Philippines, LaosMalaysia, Indonesia, BruneiSingapore, Thailand, CambodiaMongolia, Taiwan, Myanmar
Europe
Andorra, AzerbaijanGermany, BelgiumFrance, ItalyArmenia, Georgia, Netherlands
Africa
Nairobi, Congo, ChadTogo, Benin, JohannesburgNigeria, South AfricaWest Africa, Kenya
Republic of the CongoGhana, Niger, CameroonTogo, Benin, JohannesburgGabon, Rwanda, Ivory Coast
Addis AbabaLagos, Abuja, Cape TownEquatorial Guinea , SudanOgun, Durban
Buy 100 % Tested 347H Stainless Steel ERW Pipe Online For High Temperature Application

Applications of 1.4961 Stainless Steel Pipe

SS 347H pipe is specified for high-temperature, high-pressure service where sensitization resistance and creep strength are critical — widely used in Saudi Aramco, ADNOC, and SABIC approved projects.

Superheater and Reheater Tubing
Petrochemical Piping
Power Generation Boilers
Heat Exchangers (Shell and Tube)
Oil Refinery Process Lines
Hydrocracker Units
Fertilizer and Urea Plant Piping
SABIC Methanol and Ethylene Plants
Cryogenic LNG Plant Headers
Pressure Vessel Nozzles
Waste Heat Recovery Units
Saudi Aramco Gas Processing Plants

347H SS Pipe Distributors — Dammam, Al Jubail, Riyadh and Al Khobar

Discover suppliers of Stainless Steel 347H Pipe approved by PDO and EDO. Get quotes from top stockists in stock, zero commission.

Get Free Quotes from Top 10 Suppliers

1.4961 Stainless Steel Round Tube Welding Electrode

MaterialWelding Electrode Grade
347H SS PipeE347

HSN Code of Stainless Steel 347H Pipe and Tube

7304 41 / 7306 40

7304 41: Seamless tubes and pipes of stainless steel — for use in boilers, superheaters and heat exchangers
7306 40: Welded tubes and pipes of stainless steel — circular cross-section

Our Diverse Client Base in the Following Nations

Middle East Countries
Sharjah, Ajman, Umm Al Quwain Saudi Arabia, Dubai, Abu Dhabi,Ras Al Khaimah, Jeddah, Fujairah
Al Khobar, Al Jubail, MuscatJebel Ali, Doha, Lusail, RiyadhSohar, Amman, Manama, Beirut
Lebanon, SyriaSCZone, Iraq, JordanYemen, Dammam, Turkey
GCC Countries
Qatar, Saudi ArabiaBahrain, Kuwait, OmanUnited Arab Emirates (UAE)
MENA Countries
Algeria, TunisiaEgypt, MoroccoLibya, Cairo, Casablanca

How Do You Join Two Stainless Steel 347H Pipes?

  • Usually You Need Thread the Ends
  • Use a Union Which Can Easily Separated
  • If Needed Without Moving the Pipes
  • Coupling Requires One Pipes
  • Free to Be Threaded Into the Coupling
  • Another Option Permanent Join by Welding

Client Reference of SS 347H Pipe

Find suppliers of Stainless Steel 347H Pipe approved by KNPC with immediate stock. Contact suppliers directly for best pricing and delivery..

Saudi Aramco Ras Tanura Refinery — Al Jubail
ASTM A312 TP347H Seamless Pipe 6″ Sch 40S
Saudi Arabia
SABIC YANSAB Petrochemical Plant — Yanbu
UNS S34709 EFW Pipe 4″ × SCH 80S
Saudi Arabia
BASF Chemical Plant — Antwerp, Belgium
DIN 1.4961 (347H) Seamless Pipe 2″ – 8″ range
Belgium
ExxonMobil Jurong Island Refinery — Singapore
SS 347H Boiler Tube (ASTM A213 TP347H) 1.5″ OD × 3.5 mm WT
Singapore
Egyptian Ethylene and Derivatives Co. — Alexandria, Egypt
AISI 347H Seamless Pipe 3″ Sch 80S
Egypt
Sasol Natref Refinery — Sasolburg, South Africa
1.4961 Stainless Steel Welded Pipe (EFW) 6″ – 12″
South Africa

Ready to Buy Stainless Steel 347H Pipe? Get Your Quote Today

Search for suppliers of Stainless Steel 347H Pipe with Qatar Gas approval. Send inquiry and receive quotes from verified suppliers instantly.

Get Free Quote — No Commission
Products
Buy Online
Best Price
Contact

© 2026 pipingmaterial.sa — All Rights Reserved

Meet verified exporters, suppliers, distributors, manufacturers and actual stockist. Fast and easy way to buy duplex steel and high nickel alloys. Direct connect with stockholders and suppliers. Trusted by thousands of engineers since 2016. Pipingmaterial.sa help buyers to procure seamless pipes, tubing, bars, nut bolt, flanges and pipe fittings in saudi arabia. Refer pipingmaterial.sa for stock sizes, weight chart, quick quote, multiple competitive price list and nickel alloys material for shutdown projects. 100+ brands in stock including Sandvik, Vallourec & Mannesmann, Tenaris, Seah Steel Corp., Welspun, Tubacex, Outokumpu, Viraj, Ulma, Erne Fittings, Jindal, and many more. Send inquiry and get multiple quotes from Top 10 Verified Suppliers. Guaranteed fast quote, competitive price and quick delivery in Saudi Arabia.

⚡ FAST RESPONSE Get Quote in 2 Hours We respond quickly
📧 Your Email 📱 Your WhatsApp No. 🔍 What are you looking for?— choose how to reach you —
🛡️ Free quote · No commitment
Get Quote in 2 Hrs ‹
⚡ FAST RESPONSE Get Quote in 2 Hours We respond quickly
📧 Your Email 📱 Your WhatsApp No. 🔍 What are you looking for?— choose how to reach you —
🛡️ Free quote · No commitment