 |
| Product Name： |
Supply of high-quality stainless steel S31803 in Suzhou delivery, other provinces and cities to pay |
| Product Type： |
Supply a variety of rod and sheet, strip and seamless, non-standard can be customized, profiles can be set to pull |
| Product Brand： |
U.S. imports of Japanese sus Series Series Series Baosteel Sweden, Changcheng Special Steel Guiyang Steel
|
|
|
| On a： |
Supply of quality Japanese SUS series SUS630 stainless steel hexagonal bar, Suzhou, home delivery, c |
| Under a： |
Supply of quality, SUS 631 stainless steel in Suzhou delivery, other provinces and cities to pay cas |
|
|
 |
|
|
|
S31803 duplex stainless steel pipe is 138-588-66378 production belong to the good resistance to chloride stress duplex stainless steel alloy. Alloy type - representative grades are UNS S31803 (22Cr-5Ni-3Mo-0.15N); S31803 duplex stainless steel pipe in three kinds of duplex steel (2205 duplex stainless steel pipe, 2507 duplex stainless steel pipe, S31803 duplex stainless steel without seam pipe) in the most widely used.
Two, S31803 duplex stainless steel chemical composition
C ≦ 0.030; Si ≦ 1.00; Mn ≦ 2.00; P ≦ 0.030;
S: 0.020; Ni: 4.50 ~ 6.50; Cr: 21.00 ~ 23.00; Mo: 2.50 ~ 3.50; N: 0.08 ~ 0.20
Three, S31803 duplex stainless steel pipe Features
PREN value of 32 to 33
Corrosion resistance of the alloy type UNS S31803 is between AISI 316L and 6% Mo + N austenitic stainless steel.
The yield strength of austenitic stainless steel is stronger than 18-8 approximately two-fold.
Four, S31803 stainless steel pipe main purposes:
Neutral chloride environment \ refining industry \ petrochemical and chemical industry \ chemical industrial pipelines \ oil and gas industry \ Pulp and Paper Industry \ fertilizer industry \ urea industry \ phosphate fertilizer industry \ marine environment \ energy and environmental industries \ Light and food industry \ food and pharmaceutical industries device \ high-strength structural parts |
|
|
|
|
|
|
|
|
|
|
|
