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TP321 Pipe

    Type: Seamless, Welded
    OD: 1/2"-48"
    Thickness: SCH5-SCHXXS
    Length: 0-12M, Customized
    Process: Hot/Cold Rolled,Hot work,Cold drawn
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ASTM A312 TP321 Seamless Pipes, ASME SA 312 TP 321 Welded Pipe Manufacturer, AISI 321 ERW Pipe, Werkstoff nr. 1.4541 321 SS Pipe, Grade 321 UNS S32100 Stainless Steel Pipe, SS 321 ERW Pipe, A312 TP321 Pipe, ASTM A312 TP321 Tube.

TP321 Pipe:

TP321 Pipe is a titanium stabilized alloy. The SS 321 Welded Pipe produced under specification ASME SA 312 TP 321 Welded Pipe has been designed to resist intergranular corrosion, especially in high temperature settings. At a temperature between 800 to 1500°F, the more conventionally used austenitic stainless steel grades are susceptible to chromium carbide precipitation, unlike the ASTM A312 Gr.Tp321 Pipe which has higher creep strength as well as stress rupture properties. In addition, the 321 Stainless Steel Pipe has good toughness properties even at lower temperatures.

 

 

The TP321 Pipe is one of those alloys which cannot be hardened by heat treatment. However, since the alloy is cold worked, these pipes tend to have a much better surface finish along with superior dimensional control. As the alloy is ductile, the A312 Tp 321 can be easily formed into pipes. Moreover, the SA312 Tp321 pipe, like most austenitic stainless steel pipes can be easily welded by the conventionally used welding and fabrication techniques. Tests such as transverse or longitudinal tension test, flattening test in tandem with Grain size determination and weld decay tests are to be performed on the ASTM A312 Tp 321.


Size: 6NB - 1200NB


  • OD: 1/8" - 12" NPS



  • Thickness : 0.6 - 12.7 mm



  • Length: Single, Double Random & Cut Length


ASTM A312 TP321 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 of ASTM A312 TP321


ASTM / ASME Specification

ASTM A312 / ASTM SA 312

Dimensional Standards

ANSI/ASME B36.19M, ANSI/ASME B36.10M

Different Types and Shapes

Hydraulic, Square, Hex, Honed, Round, Rectangle

Most Common types

100% X Ray Welded, Seamless, CDW, Fabricated, ERW, Welded

Pipe End Types

Plain One End, Plain Both Ends, Bevel small end, Treaded On End, Beveled end, Bevel one end, Bevel large end, Beveled One End, Treaded Both Ends, Bevel both ends

Technical Conditions of The Pipe

Cold Drawn, Bright Annealed, Annealed and Pickled, Polished

Mechanical Surface Finishing

2B, No.4, No.1, No.8 Mirror Finish or custom Finish as per customer Requirements

Wall Wall Thickness Schedule Chart

SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS

Other Services we provide

Draw & Expansion as per client's required Size & Length

Polish (Electro & Commercial) Heat Treatment

Annealed & Pickled

Bending

Sand Blasting

Machining Etc.

Marking available for TP321 Pipes

Specification

Grade

Nominal Pipe Sizes

Pipe Schedule or Wall Thickness

Manufacturing Method (Seamless / Welded)

Heat Number

Supplier/ Manufacturer’s Name or Custom Logo - on request

Marked Pipe Sample: ANSI B36.19 ASTM A312 TP321 12" NB SC


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