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S31803 Duplex Stainless Steel Tube Heat Exchanger For Boiler And ASTM A789

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S31803 Duplex Stainless Steel Tube Heat Exchanger For Boiler And ASTM A789

Large Image : S31803 Duplex Stainless Steel Tube Heat Exchanger For Boiler And ASTM A789

Product Details:

Place of Origin:	CHINA
Brand Name:	SISCO
Certification:	ISO/BV/RINA/LR/ABS/DNV
Model Number:	SIS-H212

Payment & Shipping Terms:

Minimum Order Quantity:	2 ton each size
Price:	USD2000USD/TN
Packaging Details:	packing in waterproof film first, then put bundle in wooden case or iron case
Delivery Time:	20-40 days
Supply Ability:	1000 ton per month

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Detailed Product Description

Grade:	S31803	OD:	1/8-1/4 Inch
Thk:	Sch5s-sch160	Length:	5-5.8m, 6, 12, U Shape Length
Process:	Anealing And Pickling	Treatment:	Cold Drawn/cold Rolled
Standard:	ASTM A789/JIS/DIN	Application:	Hext Exchanger

S31803 Duplex Stainless Steel Seamless Tube For Boiler And Heat Exchanger ASTM A789

Specifications:

S31803 dual phase stainless steel tube is a medium alloy duplex stainless steel with good resistance to chloride stress. S31803 S31803 (22Cr-5Ni-3Mo-0.15N); UNS dual phase steel pipe is the most widely used in three kinds of dual phase steel (2205 duplex stainless steel tube, 2507 duplex stainless steel tube, S31803 duplex stainless steel).

Technical Parameter for Heat Exchanger Tube	Tensile Strength	520-530Mpa
	Yield Strength 0.2%	205 - 225
	Elongation %	35 - 38
	Corrosion test	ACCEPTABLE
	Flaring	ACCEPTABLE
	Hydraulic	ACCEPTABLE
	Eddy Current	ACCEPTABLE
	PMI	ACCRPTABLE
	Surface	Acid wash, annealing
	Ends	Beveled and Caps
Packing	Woven bags	About 2ton for each bundle
Dimension	OD Size	1 / 8 - 3 / 4 inch
	Thickness	XS STD sch5 sch10 sch20 sch30 sch40 sch80 sch160
	Length	5 - 5.8m, 6m,double random length
Certificate	ISO/SGS/BV/Lloyd/ABS/CCS/RINA/GL/DNV

Description:

S31803 Chemical component:

Chemical	C	Si	Mn	Cr	Ni	S	P	Mo	N
%	≤0.030	≤1.00	≤2.00	21.00～23.00	4.50～6.50	≤0.020	≤0.030	2.5~3.5	0.08~0.20

Characteristics of S31803 duplex stainless steel tube

PREN value 32 ~ 33

The corrosion resistance of the alloy S31803 UNS is between 316L 6%Mo+N and AISI austenitic stainless steel.

The yield strength is stronger than that of 18-8 type austenitic stainless steel by about 2 times.

Four. The main use of S31803 stainless steel tube:

Neutral chloride environment oil and gas industry 's industrial 's industrial 's industrial 's industrial 's equipment and food and pharmaceutical industry 's equipment high strength structure

Product specification range:

φ16~76.2 x 0.4~10mm

Competitive Advantage:

Our factory is near to raw material market and high-speed way, the producing cost is low.

Our factory have long history for producing heat exchanger tube, both producing and testing machine is

advanced and perfect.

We always cooperate with famous project and companies.

Heat Exchanger Tube