904l Stainless Steel Seamless Pipe in Wuxi ,China

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Loading Port:
Shanghai
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TT OR LC
Min Order Qty:
3 m.t.
Supply Capability:
25000 m.t./month

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Item specifice:

Standard: ASTM Technique: Cold Rolled Shape: Round
Surface Treatment: Polished Steel Grade: 300 Series Certification: SGS
Thickness: 2 Length: 50.1 Net Weight: 25

Product Description:

 

904L STAINESS STEEL

UNSN08904

DIN W.NR.1.4539

 

(Introduction of Commodity)

Similar Grade

UNS

ASTM A240

Trademark

UNS N08904

SUS890L

904L

 

 (Chemical Component)

Alloy

%

Ni

Cr

Cu

Mo

C

Mn

Fe

Si

P

S

904L

Min

23

19

1

4

Balance

Max

28

23

2

5.0

2

1

Balance

0.045

0.035

 

(Physical Properties)

 Density

   Fusion Point

8.0g/cm3

1300-1390°C

 

Mechanical Property

  Alloy and state

 Tensile Strength

 Yield Strength

 Elongation

RM N/MM2

RP0.2N/MM2

A5%

904L

490

216

35

 

904L is a fully austenitic structure, and the general content of high molybdenum austenitic stainless steel, 904L is not sensitive to the precipitation of the ferrite and the alpha phase.

 

Application

 

1. petroleum, petrochemical equipment, such as petrochemical equipment in the reactor, etc..

 

2. Storage and transportation equipment, such as heat exchangers, etc..

 

3. Power plant flue gas desulfurization device, the main use of the site are: absorption tower body,           flue, file door, interior, spray system, etc..

 

4. Organic acid treatment system of scrubber and fan.

 

5. Seawater treatment plant, sea water heat exchanger, paper industry equipment, sulfuric acid, nitric     acid equipment, acid, pharmaceutical industry and other chemical equipment, pressure vessels,         food equipment.

 

6 .Pharmaceutical factory: centrifuge, reactor, etc..

 

7. Plant food: cans of soy sauce, cooking wine, salt, and dressing equipment.

 

8.  Most suitable for dilute sulfuric acid and strong corrosive medium

 

Surface Finish :

Surface finish

Characteristics and application                                                                        

No.2B

The surface brightness and flatness of no2B is better than no2D. 

then through a special surface treatment to improve its mechanical properties,

No2B could nearly satisfy comprehensive uses.

No.3

Polished with abrasive belt of git#100-#200, have better brightness with 

discontinuous coarse stria, used as inner and external ornaments for building, 

electrical appliances and kitchen utensils etc.

No.4

Polished with abrasive belt of grit #150-#180,have better brightness

 with discontinuous coarse stria, but thinner than No3, are used as bathtub

 buildings inner and external ornaments electrical appliances kitchen

 utensils and food processing equipment etc.

HL

Polished with abrasive belt of grit #150-#320 on the NO.4 finish and has 

continuous streaks, mainly used as buildings ornaments elevators, 

door of building, frontal plate etc.

BA

Cold rolled, bright annealed and skin-passed, 

the product have excellent brightness and good reflexivity like mirror,

 kitchen apparatus, ornament etc.

8K

The product have excellent brightness and prefer reflexivity can to be the mirror.

 

904l Stainless Steel Seamless Pipe in Wuxi ,China

904l Stainless Steel Seamless Pipe in Wuxi ,China

 

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