Stainless Steel Pipes & Tubes

Stainless Steel TP 321 / 321H Seamless Pipes

ASTM A312 TP 321 SS Seamless Pipes Suppliers, 321H Pipes Manufaturer, 321 Cold Drawn Pipes Stockholder, SS 321H Pipes Exporter in india.

Stainess Steel 321 / 321H Seamless Pipes

MBM Tubes is one of the well-known manufacturer, stockist, exporter, stock holder and supplier of a qualitative range of 321 Seamless Pipes that are designed as per international and national standard quality of raw materials. Common applications of 321 / 321H Pipes are Oil refinery equipment, Industrial Boilers, Pressure Vessels, Chemical and pharmaceutical equipment, Petrochemical refineries, and Chemical process heat exchangers.

These premium qualities of 321H Pipes are used in industries like engineering, chemical, sugar and pharmaceutical, at length. 321H Pipes, which is usually referred as UNS S32109, is the superior carbon version of the SS 321 Pipes, for to offer elevated temperature strength. SS 321 Pipes can be supplied in cut-to length sizes and as well as machined or fabricated to meet up your tailored piping requirements. Stainless Steel Cold Drawn 321 Pipes comes with titanium adding together at least five times to the content of carbon.

 

321 / 321H Seamless Pipes Specification

Range : 6NB to 1200NB

Outer Diameter : 1/8" NPS to 12" NPS

Thickness : 0.6 mm to 12.7 mm

Schedules : SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS.

Length : Single Random, Double Random & Cut Length

Specifications : ASTM A312 / ASTM SA312

Types : Round, Square, Rectangle, Hydraulic, Honed Tubes

End : Plain End, Beveled End

 

STANDARD UNS WERKSTOFF NR.
SS 321 S32100 1.4541
SS 321H S32109 1.4878

 

Stainless Steel DIN 1.4541 / 1.4878 Seamless Pipes Stockist, SS UNS S32100 / S32109 Seamless Pipes, SS 321 Cold Drawn Pipes, SS 321H Seamless Pipes, SS 321 Seamless Pipes in India.

Chemical Composition

SS 321 321H
Ni 09 - 12 09 - 12
N 0.10 0.10
Cr 17 – 19 17 – 19
C 0.08 max 0.04 - 0.08
Si 1 max 0.75 max
Mn 2 max 2 max
P 0.040 max 0.045 max
S 0.030 max 0.03 max
TI 4(C+N) 0.70 max

Mechanical Properties

Grade 321 321H
Tensile Strength (MPa) min 515 515
Yield Strength 0.2% Proof (MPa) min 205 205
Elongation (% in 50mm) min 40 40
Hardness  
Rockwell B (HR B) max 95 95
Brinell (HB) max 217 217

Grade specifications

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
321 S32100 321S31 58B,  58C 1.4541 X6CrNiTi18-10 2337 SUS 321
321H S32109 321S51 - 1.4878 X6CrNiTi18-10 - SUS 321H

Physical Properties (Room Temperature)

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Specific Heat 0-1000C (J/kg.K) Electrical Resistivity (n.m)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
321 8027 193 16.6 17.2 18.6 16.1 22.2 500 720

Marking of Packages
Stainess Steel 321 Seamless Pipes Packaging

ASTM A312 TP321 Stainless Steel Seamless Pipes Packing

Stainess Steel 321H Seamless Pipes Packaging

ASTM A312 TP321H Stainless Steel Seamless Pipes Packing

Types of Stainless Steel Seamless Pipes
    • Stainless Steel 321 Seamless Pipes
    • SS TP 321H Seamless Pipes
    • Stainless Steel 321 Pipes
    • SS 321 UNS S32100 Pipes
    • Stainless Steel 321 Cold Drawn Pipes
    • ASTM A 312 321 Stainless Steel Seamless Pipes
    • DIN 1.4511 SS 321 Seamless Pipes
    • SS 347L Seamless Pipes
    • SS TP 321H Cold Drawn Pipes
    • AISI SS TP 321H Pipes
    • Stainless Steel 321 Pipes
    • SS UNS S32109 Seamless Pipes
    • Stainless Steel 321 Seamless Pipes
    • DIN 1.4878 Stainless Steel 321H Seamless Pipes
    • Stainless Steel 904L Seamless Pipes

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