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904L Tubes
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We could produce 904L tubes,904 L tubes,904L tubings,904L seamless tubes,904L U Bend Tubes,904L U-tube,904L welded tubes,904 L boiler tubes, 904L heat exchanger tubes,904L Capillary tubes,904L Thermocouple tubes,904L Superheater tubes and reheater tubes,904 L condenser tube,904L finned tubes,904L furnace tubes,904L instrumentation tubes,904L Evaporator tubes,904L honed tubes, 904L coiled tubes,904L Precision tubes,904L High pressure tubes,904L hydraulic tubes from china
The outer diameter of 904L tubes that we could do is from 0.4MM to 850MM,The thickness of 904L tubes that we could do is from 0.12MM to 100MM
As per surface finish of 904L seamless tubes and welded tubes, we could do 180G, 320G Satin / Hairline(Matt Finish, Brush, Dull Finish),PICKLING surface finish as per the requirement of the clients
We could produce 904L seamless tubes and weled tubes as per the standard of ASTM B729 and ASTM B464
As per heat treatment of 904L tubes, we could do solution treatment, ageing treatment as per the requirement of the clients
As per material of 904L tubes, our raw material has been melted by  EAF+VOD-ESR methods
904L is a highly corrosion-resistant, austenitic steel with a high resistance to a number of organic and inorganic acids.

The chemical composition of 904 L seamless tubes and weled tubes is as follows

Grade

C

Mn

Si

P

S

Cr

Mo

Ni

Cu

904L

min.

max.

-

0.020

-

2.00

-

1.00

-

0.045

-

0.035

19.0

23.0

4.0

5.0

23.0

28.0

1.0

2.0


The mechanical propery of 904L seamless tubes and weled tubes is as follows

Alloy

Tensile Strength MPa

Yield Strength (0.2% Offset) MPa

Elongation (%)

Alloy 904L

500-700

200

40


In order to control the quality of 904L tubes,We could do Corrosion Test,Chemical Analysis,Mechanical Testing,Reverse-bend and Re. flat tests,Eddy Current Testing,Hydrostatic Testing,Air Under Pressure Test,Visual Inspection,IGC Testing,O.P Testing,Micro Testing,Ultrasonic testing.Radiography Testing,Liquid Penetrate testing as per the requirement of the clients
As per the packing for 904L tubes, all our 904L seamless tubes and weled tubes will be Bundled with knitted plastic bag, wooden cases or according to customers' request.
Our 904L seamless tubes and weled tubes are widely used in many industries like,Petrochemical,Capital equipment,Energy,Shipping & Offshore industry,Mining industry,Cement industry,Paper industry,Metalworking industry and so on

We could supply Third party inspection certificate for 904L seamless tubes and weled tubes  such as TUV, SGS, LR, MOODY, ITS, DNV,BV,Lloyd's Reg. of Shipping ,GL,API as per the requirement of the clients.
Please send us the size of 904L seamless tubes and weled tubes that you need, we are glad to quote the best price for our clients.
Except 904L tubes,we also could produce 904L flanges,904L plates,904L fasteners,904L bolts,904L pipe fittings,904L pipes,904L bars,904L springs