Specifications

1-factory price of High quality stainless steel acme threaded rod
2-small order accepted
3-short delivery time

 

1.4539 904L  N08904

Direct sell of High quality stainless steel acme threaded rod

 

 

 

Material No.	1.4539
EN symbol (short)	X1NiCrMoCu25-20-5
AISI/SAE	—
UNS	N 08904
AFNOR	Z 2 NCDU 25-20
B.S.	—
alloy	alloy 904 L
Registered work's label	—
Normen	VdTÜV 421 , SEW 400

 

 

 

Description

 

Material 1.4539 (alloy 904L) is an austenitic special steel with high molybdenum content as well as addition of copper and extremely low carbon content.
Our product range in 1.4539 are tubes and pipes, fittings and flanges, accessories.

 

 

 

Chemical composition ¹
C ≤ %	Si ≤ %	Mn ≤ %	P ≤ %	S ≤ %	Cr %	Mo %	Ni %	V
0,02	0,70	2,0	0,030	0,010	19,0-21,0	4,0-5,0	24,0-26,0
Nb	Ti	Al	Co	Cu %	N ≤ %	Fe
				1,20-2,00	0,15
¹  in accordance with Key to Steel 2001

 

 

 

Special characteristics
Temperature range:	Density kg/dm³	Hardness (HB)
pressure bomb/pressure vessel - 60°C bis 400°C	7,9	≤ 230
excellent stability against pitting corrosion, stress corrosion and intergranular corrosion

 

 

 

Welding filler

1.4539, 1.4519

 

 

 

Main fields of application (depending on the specific conditions of use)

offshore, sea water technology, chemical industry, good stability against reducing acids of medium strength like sulphuric acid and phosphoric acid and various chloric media, refinery, paper industry, pulp industry

(all aforementioned specifications serve as a general orientation and have to be reviewed depending on the specific conditions of use)