Products

Alloy 31 Bars
Home > Products > Bars

We could produce Alloy 31 bars, Alloy31 bars,Alloy 31 round bars, Alloy 31 rods,Alloy 31 square bars,Alloy 31 flat bars,Alloy 31 hot rolled bars, Alloy31 cold drawn bright bars,Alloy31 forged bars, Alloy 31 forging bars,Alloy 31 Hexagon Bar,Alloy 31 rectangular bars from china.

The diameter of Alloy 31 bars that we could do ranges from 6MM to 800MM. The length of Alloy 31 bars that we could do is up to 15 metres

Alloy 31 is an advanced super-austenitic, highchromium 6 Mo alloy

The chemical composition of Alloy 31 bars is as follows

Alloy 31

Element

Simbol

Maximum

Carbon

C

0,015

Manganese

Mn

2,0

Phosphorus

P

0,020

Sulfur

S

0,010

Silicon

Si

0,30

Nickel

Ni

30,0-32,0

Chrome

Cr

26,0-28,0

Molybdenum

Mo

6,0-7,0

Nitrogen

N

0,15-0,25

Copper

Cu

1,0-1,4

Iron

Fe

Balance


The mechanical property of Alloy31 bars is as follows

Alloy 31 –

Norm

Rm min.

Rp 0,2% min.

E4d min.%

Z min.%

T.I.(J)

HR B

HB

Bars

94 (650)

40 (270)

40


We could produce Alloy 31 bars as per the standard of ASTM B649 and ASTM B564

As per melting methods for Alloy 31 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 Alloy 31 bars, we could do annealed treatment,or solution treatment,ageing treatment as per the requirement of the clients

Our Alloy31 bars could be  100% ultrasonic test according to EN102768-3, SA388,,ASTM A531-1974, Sep 1921 C/c etc.

Our Alloy 31 bars could be 100%  Liquid Penetrant Examination as per the ASTM E165-1995

We could supply Alloy 31 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 Alloy31 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 Alloy 31 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 Alloy 31 bars are widely used in Feed-water and steam generator tubing in power plants,Brine heaters and evaporator bodies in salt plants,Sulphuric and hydrouoric acid alkylation plants,Industrial heat exchangers,Cladding for crude oil distillation columns,Splash-zone sheathing in offshore structures, seawater service,Plants for isotope separation in the production of nuclear fuel pumps and valves used in the manufacture of chlorinated hydrocarbons and so on

Please tell us the size and quantity of Alloy 31 bars Alloy 31 round bars, Alloy31 rods,that you need, we are glad to quote the best price for you

Except Alloy 31 bars,we also could produce Alloy 31 flanges,Alloy 31 plates,Alloy 31 fastener,Alloy 31 bolts,Alloy 31 pipe fittings,Alloy 31 pipes,Alloy 31 tubes,Alloy 31 springs