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ASTM A312 TP 321/321H Pipe & Tubes

Grade 321 SS Capillary Tubing, ASTM A312 TP321H Welded Pipes, DIN 1.4541/1.4878 Seamless Pipes, UNS S32100/S32109 EFW Pipes, ASME SA312 TP321 SS Hollow Pipe Supplier in India.

 

Kanak Steel & Engg Co. is a recognized manufacturer and trader of ASTM A312 TP 321 Pipes / ASTM A312 TP 321H Pipes, which has great resistance to oxidation & different kinds of excessive temperature corrosion. Because of its versatility, some of industries utilize Pipes consisting of marine / boating / undersea, nuclear energy production, and aerospace. It is utilized in chemical processing, aerospace and marine engineering, pollutants manage equipment, nuclear reactors, oil & gas, and so on. It is broadly used in lots of fields, wherein the power of alloy may be more advantageous via way of means of warmness treatment. ASME SA 312 TP UNS S32100 Seamless Pipes has precise resistance to oxidation and scaling at excessive temperatures, wherein it additionally demonstrates terrific safety towards corrosion and oxidation. The chemical composition of Pipes is likewise answerable for its great corrosion resistance in a lot of excessive running environments in conjunction with resistance to oxidation and carburization in excessive temperature service.

ASTM A312 TP UNS S32109 Welded Pipes has great resistance to pitting, crevice corrosion and inter – crystalline corrosion, wherein at 1800 Degree F, scaling resistance turns into an enormous element in service. It is a nickel – primarily based totally super-alloy with incredible resistance to oxidation and corrosion, in situations starting from jet engine propulsion structures to chemical processing of oxidizing and decreasing acids. It is a nickel – chromium alloy regarded and used for corrosion and oxidation resistant, excessive power and fabricability. ASME SA 312 TP WNR 1.4541 EFW Pipes is regularly utilized in Thermal processing equipment – fixtures, baskets, trays, radiant tubes, flame shields, woven twine conveyers, muffles, retorts, burner nozzles and electric resistance heating wires. It is designed to resist excessive temperature publicity and excessive corrosive situations. It has precise creep rupture power, and quite simply joined via way of means of traditional welding merchandise and processes. It is a nickel-chromium alloy with an addition of aluminum for great resistance to oxidation and different kinds of excessive temperature corrosion. It may be machined the use of traditional machining strategies which can be used for iron-primarily based totally alloys.


ASTM A312 TP 321/321H Pipe & Tubing Specification

 

321/321H Pipes & Tubes Specifications ASTM A312, A249, A269, A358 / ASME SA312, SA249, SA269, SA358
Dimensional specification ANSI/ASME B36.19M, ANSI/ASME B36.10M
ASTM A312 TP 321/321H Seamless Pipe& Tube Size 1 / 2″ NB – 16″ NB
ASTM A312 TP 321/321H Welded Pipe& Tube Size 1 / 2″ NB – 24″ NB
ASTM A358 TP 321/321H EFW Pipe & Tube Size 6″ NB – 24″ NB
Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock
SS 321/321H Pipes & Tubes Manufacturing Shapes Hydraulic, Round, Rectangle, Square, Hex, Honed
SS 321/321H Pipe & Tube Manufacturing Techniques Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded
Stainless Steel 321/321H Pipe & Tube Schedule Thickness Range SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
SS 321/321H Pipes & Tubes End Types Plain End, Beveled End, Treaded One End, TBE (Treaded Both Ends)
Delivery Condition of SS 321/321H Pipe & Tube Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Surface Finish No.1, No.4, No.8 Mirror Finish, 2B
Value Added Services Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing
Inspection and Test Reports EN 10204 3.1, Mill Test Certificates, Chemical Reports, PMI Test Reports, Mechanical Reports, Third Party Inspection, NABL Approved Lab, Visual Inspection, Destructive Test and Non Destructive Test Reports
Marking Specification

Grade

Nominal Pipe Sizes

Pipe Schedule or Wall Thickness

Manufacturing Method (Seamless / Welded)

Heat Number

Manufacturer’s Name or Custom Logo – on request

Marked Pipe Sample: ANSI B36.19 ASTM A 312 TP 304 12″ NB SCH 40S SEAMLESS HEAT NO. XXXX
Outside Finish 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements
Delivery Condition Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
Packing of SS 321/321H Pipes & Tubes Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials Sizes and Specifications other than above can be on request

 


Stainless Steel 321/321H Pipe & Tubing Equivalent Grades

 

STANDARD UNS WERKSTOFF NR. EN JIS
SS 321 S32100 1.4541 X6CrNiTi18-10 SUS 321
SS 321H S32109 1.4878 X12CrNiTi18-9 SUS 321H

 


ASTM A213 TP 321/321H Pipes & Tubes Chemical Composition

 

Grade C Mn Si P S Cr N Ni Ti
SS 321 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 – 19.00 0.10 max 9.00 – 12.00 5(C+N) – 0.70 max
SS 321H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 – 19.00 0.10 max 9.00 – 12.00 4(C+N) – 0.70 max

 

 

 


SS 321/321H Pipes & Tubes Mechanical Properties

 

Grade Tensile Strength

ksi (min.)
Yield Strength 0.2%

Offset ksi (min.)
Elongation –

% in

50 mm (min.)
Hardness

(Brinell) MAX
SS 321/321H 75 30 40 217