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347H Bars
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We could produce 347H bars, 347 H bars,347H round bars, 347H rods,347H square bars,347H flat bars,347H hot rolled bars, 347 H cold drawn bright bars,347 H forged bars, 347H forging bars,Nimonic 90 Hexagon Bar,347H rectangular bars from china.

The diameter of 347H bars that we could do ranges from 6MM to 800MM. The length of 347H bars that we could do is up to 15 metres

347H are versions of the more common 304, containing stabilising elements, in this Niobium and Tantalum.


The chemical composition of 347H bars is as follows

Technical  composition (%)

Fe

Cr

Ni

Mn

Si

P

C

S

Nb

347H

min

Bal.

17.0

9.0

-

-

-

0.040

-

10xC

max

-

20.0

13.0

2.00

0.75

0.040

0.100

0.030

1.0


The mechanical property of 347 H bars is as follows

Grade

Tensile Strength ksi (MPa) min

Yield Strength 0.2% ksi  offset ksi (MPa) min

Elongation (% in 50mm)  min

Hardness (Brinell) MAX

Hardness (Rockwell B) MAX

347H

75
 (515)

30
 (205)

40

201

95


We could produce 347H bars as per the standard of ASTM B462 and ASTM B473

As per melting methods for 347H bars, we could use AOD refining or vacuum induction melting. Vacuum arc or electroslag remelting procedure as per the requirement of the clients

As per heat treatment of 347H bars, we could do annealed treatment,or solution treatment,ageing treatment as per the requirement of the clients

Our 347 H bars could be  100% ultrasonic test according to EN102768-3, SA388,,ASTM A520-1974, Sep 1921 C/c etc.

Our 347H bars could be 100%  Liquid Penetrant Examination as per the ASTM E165-1995

We could supply 347H round bars certificate as per the standard of EN10204-3.1 or EN10204-3.2(By third party,like TUV,DNV,GL,and so on)

In order to control the quality of 347 H bars, we have following inspection equipment in our workshop:Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.

As per surface finish of 347H bars, we could supply them in the form of black surface, rough machined to bright surface or polish into bright surface,or peeled into bright surface

Our 347H bars are widely used in aircraft engine manufacturers, oil patch suppliers, petrochemical corporations and power-generation companies. Various military branches, aerospace engineers and nuclear markets and so on


Please tell us the size and quantity of 347H bars 347H round bars, 347 H rods,that you need, we are glad to quote the best price for you

Except 347H bars,we also could produce 347H flanges,347H plates,347H fasteners,347H bolts,347H pipe fittings,347H pipes,347H tubes,347H springs