Welcome To China Huaxia Special Metal Limited

  • Product name: Duplex and Supper Duplex Tubes

Size :

Size
OD(mm)
WT(mm)
Length
Duple & Super Duplex Tubes
10~108
1~6
20m max

Available Grades

S31500
S31803
S32750

The Chemical Composition

Chemical Composition
 
Chemical Composition(%)
C  ≤
Mn
P  ≤
S  ≤
Si
Ni
Cr
Mo
N
Cu
S31500
0.03
1.20~2.00
0.03
0.03
1.40~2.00
4.25~5.25
18.0~19.0
2.50~3.00
0.05~0.1
 
S31803
0.03
≤ 2.0
0.03
0.02
≤ 1.0
4.50~6.50
21.0~23.0
2.50~3.50
0.08/0.20
 
S32750
0.03
≤ 1.2
0.035
0.02
≤ 0.8
6.0/8.0
24.0~26.0
3.0~5.0
0.24~0.32
≤0.5

Mechanical Property
        UNS
 
σb ≥
σ0.2 ≥
δ[50]≥%
HARDNESS≤
Ksi(Mpa)
Ksi(Mpa)
 
HB
HC
S31500
92(630)
64(440)
30
290
30.5
S31803
90(620)
65(450)
25
290
30.5
S32750
116(800)
80(550)
15
310
32

International Standards
 
ASTM/ASME A789 & A790

Production Equipment



Eddy Current test



PMI(Portable Metal Analyzer Spectrosort )

 
PMI(Portable Metal Analyzer Spectrosort )

 
Annealing


Cold rolling


Perforation


Testing Equipment


Intergranular
Corrosion Test


Intergranular
Corrosion Test


Intergranular
Corrosion Test

 
Mechanical Property Test

Capacity(The largest amount of orders, The minimum amount of orders): No limit
Order Cycle: According to the number of orders by client.The order cycle of Titanium Sheets/plates is 1 month, Tube is 2 months, others are 2 months or so.
Transportation Modes: By sea. Client can also designates by sea or by air
Packing Modes: Plywood Box
Payment Modes: No limit
Distributor: No

ABOUT US

PRODUCTS

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Company Profile
Honor qualification
Culture
Reference
Global Market

Titanium
Stainless Steel
Nickel & Nickel Alloy
Copper & Copper Alloy
Clad Material

400-000-0000

Service Time : 09:00-21:00(Mon-Sun)

 

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ADD:Headquarters Address: 1705 Huaxia Bank Tower, 256 South Pudong