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Tianjin Dongmao Special Steel Metal Material Trade Co.,Ltd.
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ASTM A268 TP444 Stainless seamless Steel Pipes with different sizes

ASTM A268 TP444 Stainless seamless Steel Pipes with different sizes

Place of Origin : china
Brand Name : Friendship
Model Number : DM--001
Certification : BV
Price : US $ 5,900 - 6,800 / Ton
Packaging Details : plastic film or wooden case
Delivery Time : 10-30 days according to the quantity
Payment Terms : T/T or LC
Supply Ability : 500 sets per months
MOQ : One set
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Quick Details

  • Standard:ASTM
  • Place of Origin:Tianjin, China (Mainland)
  • Brand Name:Baosteel
  • Model Number:TP444
  • Type:Seamless
  • Steel Grade:400 Series
  • Certification:BV
  • Thickness:1.5-45mm
  • Outer Diameter:6-426mm

Packaging & Delivery

Packaging Details:standard packing or woodbox or container packing
Delivery Detail:make the shipment once getting the depossit

Key Properties

These properties are specified for flat rolled product (plate, sheet and coil) in ASTM A240/A240M. Similar but not necessarily identical properties are specified for other products such as pipe and bar in their respective specifications.

Composition

Table 1.Composition ranges for 304 grade stainless steel

Grade

C

Mn

Si

P

S

Cr

Mo

Ni

N


-

0.08

-

2.0

-

0.75

-

0.045

-

0.030

18.0

20.0

-

8.0

10.5

-

0.10



-

0.030

-

2.0

-

0.75

-

0.045

-

0.030

18.0

20.0

-

8.0

12.0

-

0.10


0.04

0.10

-

2.0

-

0.75

-0.045

-

0.030

18.0

20.0

-

8.0

10.5

-

Mechanical Properties

Typical mechanical properties for grade 304 stainless steels are given in table 2.

Table 2.Mechanical properties of 304 grade stainless steel

Grade

Tensile Strength (MPa) min

Yield Strength 0.2% Proof (MPa) min

Elongation (% in 50mm) min

Hardness

Rockwell B (HR B) max

Brinell (HB) max


515

205

40

92

201

485

170

40

92

201

515

205

40

92

201

304H also has a requirement for a grain size of ASTM No 7 or coarser.

Physical Properties

Grade

Density (kg/m3)

Elastic Modulus (GPa)

Mean Coefficient of Thermal Expansion (mm/m/°C)

Thermal Conductivity (W/m.K)

Specific Heat 0-100°C (J/kg.K)

Electrical Resistivity (nW.m)

0-100°C

0-315°C

0-538°C

at 100°C

at 500°C

304/L/H

8000

193

17.2

17.8

18.4

16.2

21.5

500

720


Product Tags:

Stainless seamless Steel Pipes

      

Steel Pipes

      

Seamless steel pipe Specification

      
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