Data Sheet

347

UNS S34700
Bars
Material

347 Steel

International Codes

UNS S34700

X6CrNiNb18-10

Z6CNNb18-11

1,4550

Main Features

Corrosion Resistant

Density

7,9Kg/dm3

Chemical Composition

Cr

19-17%

Ni

13-9%

Mo

Co

NbTa

Al

Ti

C

0,08-0,04%

Fe

Bal.

Mn

Max. 2,00%

Si

Max. 0,75%

P

Max. 0,03%

S

Max. 0,03%

CbTa

Max. 1,00%

Cu

Altro

Standards

ASTM

A240, A167, A276, A314, A479

AMS

5512

General Proprieties

The 347 steel (UNS S34700) is generally used where corrosive conditions are severe, such as aircraft exhaust stacks, manifolds and ring collectors. Type 347 steel is also used for heavy welded assemblies which cannot be annealed after welding or where the operating conditions cause exposure within the temperature range between 427 - 816°C. The 347 steel is available at CHUN & VOLLERIN in the following format: Bars.
All data are to be considered typical for the product selected. Refer to the production certificate for the specific characteristics of the product. All the material has a UNI EN 10240 3.1 certificate with EU, USA and JP origin. All registered trademarks are the property of their respective owners.

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