Stainless Steel 347 Pipe Supplier
Multinox INC is a known manufacturer and trader of quality 347 Stainless Steel Pipes & Tubes in India. We use modern technology and state of the art machinery to fabricate products that match the requirements and specifications of our clients. We ensure timely quality checks are performed at every stage of production and our expert professionals supervise every aspect from production to delivery of Stainless Steel 347 Pipes, to assure that the products meet the required international standards.
We supply 347 Steel Seamless Pipes, which are known for their mechanical and increased corrosion resistance properties, to a wide range of sectors and industries. The chromium content in our Stainless Steel 347 Round Pipes gives it the extraordinary forming and welding properties and resistance to oxidation and corrosion. Also SS 347 Round Tubes have properties which allow them to be used for cryogenic applications. The nitrogen content of Stainless Steel 347 Square Pipes also provides some solid solution hardening, raising its minimum specified yield strength compared to Type 316L stainless steel.
We offer Stainless Steel 347 Tubes in customised shapes and sizes to fit our customer’s needs. 347 SS Tubes has a high resistance to corrosion from both organic and inorganic chemicals including rusting from nitric acids and sulphurous acid compounds. The higher nitrogen content in 347 Stainless Steel Tubing provides it with an increased chloride and crevice resistance.
Multinox INC supplies the highest quality 347 Stainless Steel Welded Tubes for use in extreme conditions. Stainless Steel 347 Electopolished Tubes is also known as as improved version of 316 Stainless Steel Tubes can resist oxidation up to 1900 degrees, under normal non-cyclic conditions, which allow them to be used for aircraft and jet parts and heat exchangers among others. We also offer Stainless Steel 347 ERW Tubes whose corrosion and crevice resistance property allow our clients to use them in high temperature environments.
Contact us and we assure you that we will provide the best 347 SS Pipes & 347 SS Tubes that meets your requirements which are in compliance with the international standards. We are committed to provide each and every client with high and noteworthy service quality.
Available Forms & Types
Most Common
Round Bars
Cold drawn, centreless ground & polished. Used in shafts, fasteners, machined components.
- OD: 4mm to 500mm
- Bright / Polish / Black finish
- Length: 1–6 metres
Precision
Hex Bars
Across-flat 18mm–57mm. Ideal for bolt, nut & valve body machining applications.
- 18mm – 57mm A/F
- Cold drawn condition
- Non-magnetic grade
Structural
Square Bars
Used in structural fabrication, tooling and engineering. Custom sizes available.
- 18mm – 47mm
- Bright / Rough Turned
- Custom sizes on request
Wide Range
Flat Bars
Width ½" to 10", thickness 2mm to 150mm. Sheared & edged or hot-rolled condition.
- Width: ½" to 10"
- Thickness: 2–150mm
- Custom width available
Hollow
Hollow Bars
Seamless hollow bar for bushings, sleeves & valve bodies. Saves machining time.
- OD: 4mm to 100mm
- Various wall thickness
- Centreless ground
High Strength
Forged Bars
Hot forged for superior grain structure. Heavy-duty industrial and aerospace use.
- 15mm to 300mm
- Ultrasonic tested
- Rough turned finish
Specifications
| Standard | ASTM A312 / ASME SA312 |
| Type | Seamless, Welded (ERW, EFW, SAW), Fabricated |
| Seamless Pipe Size | 1/8″ – 12″ NPS, Wall Thickness: 0.6 – 12.7 mm |
| Welded Pipe Size | OD: 6.35 – 114.3 mm, Length: Up to 26 m |
| Heavy Wall Pipe Size | OD: 10 – 600 mm, Wall Thickness: 2.5 – 100 mm |
| Schedule | 5S, 10S, 40S, 80S, 100, 120, 140, 160, XXH |
| Form | Round, Square, Rectangular, Oval |
| Finish | Bright, Annealed, Mirror, Polished |
| End | Plain End, Beveled End |
| Testing | UT, RT, MT, PT, ET, PMI, Visual Inspection |
| Certifications | ISO 9001, ISO 14001, OHSAS 18001, PED, NORSOK |
| HSN Code | 73044900 |
Chemical Composition
Ni
9.0 – 13.0
Nickel
Mn
2.00 Max
Manganese
C
0.08 Max
Carbon
P
0.045 Max
Phosphorus
Si
1.00 Max
Silicon
Mo
2.0 – 3.0
Molybdenum
S
0.030 Max
Sulfur
Cr
17.0 – 20.0
Chromium
Equivalent Grades
UNS
S34700
USA
EN
1.4550
European Steel Number
JIS
SUS347
Japanese Standard
GB
1Cr16Ni35
Chinese Standard
W.NR.
1.4550
Germany
EN NAME
X6CrNiNb18-10
European Steel Name
GOST
08KH18N12B
Russian Standard
BS
347S31
British Standard
INOX
AISI 347
Germany
SS
2338
Swedish Standard
Mechanical Properties
205 MPa Min
Yield Strength (0.2% Proof)
40% Min
Elongation
515 MPa Min
Ultimate Tensile Strength
201 HB Max
Hardness (Brinell)
95 HRB Max
Hardness (Rockwell B)
Recent Export Deliveries
🇸🇦
Saudi Aramco Total
Al Jubail, Saudi Arabia
304 SS Round Bars, 50mm OD, ASTM A276
Delivered in 7 days
🇺🇸
Hess Corporation
New York City, USA
SS 304 Hex Bars, 40mm A/F, Cold Drawn
Delivered in 14 days
🇬🇧
Shell PLC
London, United Kingdom
304 SS Flat Bars, 100×20mm, Bright Finish
Delivered in 14 days
🇦🇪
ADNOC
Abu Dhabi, UAE
304 SS Square Bars, 40mm, Forged Grade
Delivered in 5 days
🇿🇦
Sasol Limited
Johannesburg, South Africa
SS 304 Hollow Bars, 80mm OD × 20mm wall
Delivered in 21 days
🇩🇪
BASF SE
Ludwigshafen, Germany
304 SS Round Bars 25–100mm, EN 10204 3.2
Delivered in 18 days
Availability of Stainless Steel Pipes
| Stainless Steel 304 Pipe | Stainless Steel 304L Pipe |
| Stainless Steel 316 Pipe | Stainless Steel 316L Pipe |
| Stainless Steel 316Ti Pipe | Stainless Steel 310 Pipe |
| Stainless Steel 317L Pipe | Stainless Steel 321 Pipe |
| Stainless Steel 347 Pipe | Stainless Steel 347H Pipe |
| Stainless Steel 410 Pipe | Stainless Steel 416 Pipe |
| Stainless Steel 420 Pipe | Stainless Steel 430 Pipe |
| Stainless Steel 440 Pipe | Stainless Steel 440C Pipe |
| Stainless Steel 446 Pipe | Stainless Steel S44600 Pipe |
| Stainless Steel EN 1.4749 Pipe | Stainless Steel 17-4PH Pipe |
| Stainless Steel 15-5PH Pipe |
Latest Prices of Pipes
Multinox INC offers Pipes at one of the most competitive prices in India. Request the latest Pipes Pricelist using the contact form here.