904L Super Austenitic Stainless Steel Tube

904L stainless steel pipe, also known as N08904 or 1.4539, is a super austenitic stainless steel containing a high proportion of chromium, nickel and molybdenum, as well as copper, which enables it to maintain excellent performance in a variety of corrosive environments. It is a high-alloy stainless steel pipe designed for extreme corrosive environments.
‌904L stainless steel pipe seamless pipe: outer diameter range is 6-720 mm, wall thickness range is 0.4-14 mm.
‌‌904L stainless steel pipe welded pipe: outer diameter range is 12-1820 mm, wall thickness range is 0.3-4.0 mm.

Equivalent grade

Standard	GB/T	UNS	AISI/ASTM	ID	W.Nr
Grade	00Cr20Ni25Mo4.5Cu	N08904	904L	F904L	1.4539

 

 

Chemical composition of 904L Heat exchanger thin wall tube

Standard	Grade	C	Si	Mn	P	S	Cr	Ni	Mo	Cu
ASTM	904L	≤0.02	≤1.00	≤2.00	≤0.045	≤0.035	19.00～23.00	23.00～28.00	4.0～5.0	1.00～2.00

Mechanical properties of 904L  stainless steel pipe

Standard	Grade	Tensile strength	Yield Strength	Elongation	Density	Melting point
ASTM	904L	490 Mpa	216 Mpa	35%	8.0 g/cm3	1300-1390 ℃

Product Name：904L Super Austenitic Stainless Steel Tube
Manufacture：welded process,
Outside Diameter：12.7mm——127mm
Wall thickness：0.9mm——12.7mm
Length：6000mm、12000m or specified length as require

Advantages of choosing GNEE

GNEE has improved the process in product export packaging: sandblasting, pipe end beveling, painting, and plastic outer packaging, so that the processed products are not only neat and beautiful, high quality, but also have outstanding anti-corrosion effects.
During the long-term sea transportation, it ensures that the products will not rust, providing the best export packaging for foreign trade steel pipes, eliminating worries for customers and winning their trust.
If you have any inquiry, please don't hesitate to contact us immediately! Free Quote 

Inspection:
PMI Test
Hydraulic Test
Eddy Current Test
Non-Destructive Test

Q: Do you have any certifications?
A: Yes,that's what we guarantee to our clients. we have IS09000,IS09001 certinicate,APISL PSL-1 CE certificates etc.Our products are of high quality and we have professional engineers and development team.
Q: Do you accept the third party inspection?
A: Yes absolutely we accept.
Q:Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time no matter if the price change lot or not. Honesty is our company's tenet.