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Home / Products / Nickel Alloy Tube / ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925
Quality ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925 factory
Quality ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925 factory
Quality ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925 factory
Quality ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925 factory
Quality ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925 factory

ASTM B677 UNS N8904 Nickel Alloy Stainless Steel Seamless Tube UNS N08925

Basic Properties
Place of Origin: China
Brand Name: Torich
Certification: ISO 9001:2008 , TS16949 , KR , RINA
Model Number: ASTM B677
Trading Properties
Minimum Order Quantity: 5MT
Price: negotiable
Payment Terms: L/C, T/T
Supply Ability: 6000MT/Month
Tags

heat exchanger tubes

Welded Stainless Steel Pipe

nickel alloy pipe
Product Summary
Seamless, Cold-worked or Hot-finished pipe and tube intended for general corrosive service. Steel Grade: UNS N08904,UNS N08925,and UNS N08926 Materials and Manufacture: The material is supplied in the solution-treated condition Tests: Chemical Analysis - One test per lot Machanical Properties - One ...

Product Details

Highlight:

Welded Stainless Steel Pipe

,

heat exchanger tubes
Product Name:: Seamless Steel Tube
Technique:: Seamless
Materials: Nickel Alloy Stainless Steel
Production: Cold Finish
Product Description

Seamless, Cold-worked or Hot-finished pipe

and tube intended for general corrosive service.

 

Steel Grade: UNS N08904,UNS N08925,and UNS N08926 

 

Materials and Manufacture:

The material is supplied in the solution-treated condition

 

Tests:

Chemical Analysis - One test per lot

Machanical Properties - One test per lot

Non-destructive Test - Each Piece in each lot

 

Average Diameter:

The average if the maximum and minimum outside diameters as determined at any one cross section of the tube or pipe

 

Pipe- Seamless tube conforming to the particular dimensions commerccially known as standard pipe sizes

Tube- a hollow products of round or any othjer cross section having a continuous periphery.

 

TABLE 1 Chemical Requirements

Element

UNS N08904

UNS N08925

UNS N08925

Product(check)Analysis Variations,under min or over max of the Specified Limit of Element,%

UNS N08904

UNS N08925

UNS N08926

Carbon,max

0.020

0.020

0.020

0.005

0.005

Manganese,max

2.0

1.0

2.0

0.04

0.04

Phosphorus,max

0.045

0.045

0.03

0.005

0.005

Sulfur,max

0.035

0.030

0.01

0.005

0.003

Silicon,max

1.00

0.50

0.5

0.20

0.03

Nickel

23.0 to 28.0

24.0 to 26.0

24.0 to 26.0

0.20

0.25

Chromium

19.0 to 23.0

19.0 to 21.0

19.0 to 21.0

0.20

0.25

Molybdenum

4.0 to 5.0

6.0 to 7.0

6.0 to 7.0

0.10

0.15

Copper

1.0 to 2.0

0.8 to 1.5

0.5 to 1.5

0.10

0.04

Nitrogen

…

0.1 to 0.2

0.15 to 0.25

…

0.01

IronA

balance

balance

balance

…

…
 
Tests and Report:
Mechanical Test and Chemical Analysis Report EN10204 3.1 B
Non-Destructive Test:
a. Hydraostatict Test-  Usually we use Eddy Current Test and Ultrosonic Test instead
b. Visual Examincation
 

TABLE 2 Mechanical Properties of Pipe and Tube

Alloy

Temper

TensileStrength,

min,psi(MPa)

YieldStrength,0.2% offset,min,psi(MPa)

Elongation in 2 in.or 50 mm(or 4D),min,%

UNS N08904

Solution annealed

71(490)

31(220)

35

UNS N08925

Solution annealed

87(600)

43(300)

40

UNS N08926

Solution annealed

94(650)

43(295)

35

 

 

Reference Documents:

A 450/A450M  Specifications for General Requirements for Carbon, Ferritic Alloy, Austenitic Alloy Steel Tubes

E 8      Test Methods for Tension Testing of Metallic Materials

E 29    Practice for Using Significant Digits in Test Data to Determine Conformance with specifications

E 354  Test Methods for Chemical Analysis o High Temperature, Electrical , Magnetic , and Other Similar Iron, Nickel, and Cobalt Alloys 

Mr. Richard SHEN

Managing Director

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