904L Stainless Steel U Bend Pipes for Boiler Heat Exchanger

• Customization: Available
• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, JIS, DIN, EN
• Model NO.: 904L
• Grade: 300 Series
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
• Shape: Round
• Technique: Cold-Drawing
• Surface Treatment: Pickling
• Feature: U Bend
• Application: for Boiler Heat Exchanger
• Length: Max 30 Metres
• Min Radio: 29mm
• Max Radio: 675.84mm
• Transport Package: Wooden Case
• Specification: max 180mm
• Trademark: SHUNFU
• Origin: China

Product Description

Product Description

904L Stainless Steel U Bend Pipes for Boiler Heat Exchanger

In addition to the production of Stainless steel seamless straight tubes and pipes to a wide range of Austenitic, Ferritic, Martensitic, Duplex & Super Duplex. Fushun is also having latest In-house "U" bending facility for manufacturing U-Tubes for the use in heat exchangers, condensers, pre-heaters and other applications. These U-Tubes are made in accordance with requirements of TEMA, ASTM A 688 and other statutory requirements or specifications.

We having dedicated facilities for manufacturing 'U' Bend up to developed length of 30 metres. We guarantee the quality of our U-tubes and the surface will be thoroughly cleaned to make double sure that the surface is perfect, free from any foreign materials and smooth without any deficiency in quality.
 

Chemical Component

ASTM/ASME	JIS	En	DIN	C	Cr	Ni	Mo	Others
N08904	904L	1.4539	X1NiCrMoCu 25-20-5	0.020	19.0~23.0	23.0~28.0	4.0~5.0	Cu:1.00~2.00

 

Mechanical Property

UNS	Tensile Strength Min, Mpa	Yield Strength Min, Mpa	Elongation in 2INCH. Or 50mm Min, %	Hardness Max, HRC
904L	490	216	35	90HRB

 Dimensional
Size Range:OD 5/8"~1 1/2" , 
WT 1.65mm~2.77mm 
Min Radio: 29mm ; 
Max Radio:675.84mm
 

Inspection

1.100 % Dimensional and visual control.
2.100 % Ball passed test
3.100 % Hydrostatic test min 10Mpa/ min 10sec.
4.Coating :Passivation and oiled, Black paint or varnish
5.Mill Test Certificate:EN 10204/3.1B
 

Packaging

In Strong Transport-Worthy Pre-fumigated wooden boxes of corresponding dimensions for 
each tube Length, Radius, Diameter, According To PO requirements as well as wrapped In polyethylene films With soft plastic caps on both end of Tube.
 

Detailed Photos