ASTM A312 TP347 Stainless Steel Pipe Manufacturers, suppliers, and Exportes in India

Mcneil Instrument is a renowned manufacturer in India, specializing in ASME SA312 347 ERW Pipes and Stainless Steel 347 Seamless Pipes. ASTM A312 Gr Tp347, an austenitic stainless steel stabilized with columbium, is their forte. With the addition of columbium, these pipes exhibit exceptional performance even under high oxidation conditions at temperatures as high as 800 degrees Celsius. The A312 Tp347 pipes are renowned for their strength and durability. Available in various sizes ranging from 1/2 inches to 24 inches, Mcneil Instrument offers versatility in seamless, electric resistant weld, or electrical fusion weld conditions. Electric fusion welded pipes from Mcneil Instrument span from 6 inches to 100 inches, meeting diverse industrial requirements. As a leading manufacturer, Mcneil Instrument is committed to delivering high-quality 347 Stainless Steel Pipe products in a wide range of dimensions.

Mcneil Instrument offers SS 347 Seamless Pipes renowned for their excellent creep strength, making them ideal for high-temperature applications. With a combination of robust mechanical properties and precise chemical composition, our pipes find versatile applications across various industries, including marine, aerospace, and laboratory furniture manufacturing. The SS 347 Erw Pipe, being electric resistant welded, ensures exceptional performance in heavily welded scenarios. Moreover, our SS 347 Welded Pipe line boasts superior strength and can be customized into different shapes, including round, square, and rectangular variants. At Mcneil Instrument, we cater to bespoke requirements, delivering tailored solutions to meet specific needs. Contact us for further information and inquiries.

ASTM A312 TP347 Seamless Pipes

Size: 6NB – 1200NB
OD: 1/8″ – 12″ NPS
Thickness : 0.6 – 12.7 mm
Length: Single, Double Random & Cut Length

ASTM A312 TP347 Erw / Welded Pipes

Size: 1/8” – 36” NB, 1/4” – 36” OD
OD: 6.35 – 114.3 mm
Thickness : 0.8 – 12.7 mm
Length: up to 26 Meters

Specification Chart of ASTM A312 TP347

Specification as per American standardASTM A312 / ASTM SA312
Shapes and TypesHydraulic, Rectangle, Honed, Square, Hex, Round
Available Shapes and TypesERW, Fabricated, 100% X Ray Welded, CDW, Seamless, Welded
Pipe End FinishingBevel one end, Bevel large end, Plain One End, Bevel small end, Treaded Both Ends, Beveled end, Plain Both Ends, Bevel both ends, Treaded On End, Beveled One End
Types of Delivery ConditionsAnnealed and Pickled, Bright Annealed, Polished, Cold Drawn
Surface Condition2B, No.4, No.1, No.8 Mirror Finish or custom Finish as per customer Requirements
Pipe Wall Thickness ChartSCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Services for oil gas pipelinesMachining, Export Documentation, Non MTR’s Available, Material testing, Color Coding, Destructive, Beveling, Destructive, Customer Tagging/ Marking, Grooving, Ultrasonic Testing, Polishing, Export Packaging, Cutting, Threading, Threading
Marking we do on SS 347 Pipe
  1. Specification
  2. Material Grade
  3. Nominal Pipe Sizes (NPS)
  4. Pipe Schedule or Wall Thickness
  5. Manufacturing Method (Seamless / Welded)
  6. Heat Number
  7. Manufacturer’s Name or Custom Logo – on request

Marked Pipe example: ANSI B36.19 ASTM A312 TP347 12″ NB SCH 40S SEAMLESS HEAT NO. XXXX

A312 TP347 Material ready stock

Austenitic Stainless Steel 347 C Class PipeTP 347 Stainless Steel Schedule 80 Pipe
SS UNS S34700 Dairy PipeASTM A 312 TP 347 Stainless Steel Schedule 10 Pipe
ASTM A312 TP347 Erw PipeASTM A312 TP347 Electropolished Pipe
TP 347 Stainless Steel DIN 1.4550 Square Pipe PriceA312 TP347 Threaded Pipe
A312 GR TP347 Seamless PipeASTM A312 GR TP347 Exhaust Pipe
A312 TP 347 Hollow PipeA312 Stainless Steel 347 Schedule 40 Pipe
A312 TP347 Polished PipeSA312 347 Stainless Steel 3 Inch Pipe
SA 312 TP 347 Water PipeWerkstoff nr. 1.4550 Stainless Steel 347 Rectangular Pipe
Stainless Steel UNS S34700 Round PipeASTM A312 SS 347 Box Pipe

ASTM A312 SS 347 Pipe Mechanical Characteristics

AISITensile Strength minimum (MPa) Yield Strength 0.2% Proof minimum (MPa) Elongation minimum (% in 50mm)Hardness
Rockwell B (HR B) maximumBrinell (HB) maximum

A312 TP347 Composition Analysis


Equivalent of SA 312 TP 347 Pipe

ASTM A312 347S347001.4550X6CrNiNb18-10