Duplex Uns S31803 Uns S32205 Duplex Stainless Steel6 Moly Super Duplex Copper Nickel Titanium

We produce ASTM/ASME Grade 304, Grade 304L,304h, 316, 316L, 316H, 316TI, 321, 321H, 309S, 309H, 310S, 310H, 410S, 2205, 904L, 2507, 254, gh3030, 625, 253MA, S30815, 317L, Type 317, 316lN, 8020, 800, 800H, C276, S32304 and others special requirement stainless steel grade.

2205 is probably the most broadly used duplex (ferritic/austenitic) chrome steel grade. It finds applications because of each glorious corrosion resistance and excessive strength. The normal duplex S31803 composition has through the years been refined by many steel suppliers, and the resulting restricted composition vary was endorsed as UNS S32205 in 1996. Duplex S32205 provides better guaranteed corrosion resistance, but for much of the Duplex S31803 currently produced additionally complies with Duplex S32205.

Available Grades In Duplex Steel Forged Fittings At Discounted Price

ASTM A182 F51 is a duplex stainless steel that gives a excessive resistance to basic , pitting, stress and crevice corrosion, in addition to a excessive mechanical power and good weldability. As a end result, this is a extremely suitable material for applications coping with environments containing chlorides and and hydrogen sulphide. Although 2205 has good high temperature oxidation resistance, this grade – like different duplex stainless steels – suffers from embrittlement if held for even short times at temperatures above 300ºC. If embrittled, this will solely be rectified by a full resolution annealing remedy.

The duplex F51 flanges can be offered in a variety of flange varieties such as welding neck, slip on, blind, plate, threaded, socket welding, lengthy weld neck, spectacle blind, spade, spacer, and orifice, and so on. It could also be manufactured in accordance with a plurality of ordinary specs such as ASME B16.5, ASME B16.47, API 6A, ASME B16.forty eight, ASME B16.36, BS 4504, EN , NOSOK L-005, and DIN 2633, and so on. Tailor-made flanges are also obtainable so long as the client provides an engineered drawing.

 

• F51 / S31803 materials is a typical duplex stainless steel, which accommodates roughly 50% ferrite and 50% austenite.
• It additionally offers improved formability and weldbility not obtained in any one of many usual stainless steels.
• The combination of the ferritic phase and austenitic part offers both excessive power and glorious corrosion resistance.
• The ASTM A182 F51 flanges refer to plain or non-standard flanges manufactured in accordance with ASTM A182 Grade F51, which is designated with UNS quantity S31803.

Stock Thickness: 0.1-200.0mm
Production thickness: 0.5.0-200mm
Width: 600-3900mm
Length: 1000-12000mm
Grade:
200 series: 201,202
300 series: 301,304,304L,304H,309,309S,310S,316L,316Ti,321,321H,330
400 series: 409,409l,410,420J1,420J2,430,436,439,440A/B/C
Duplex: 329,2205,2507,904L,2304
Surface: No.1,1D,2D,2B,NO.4/4K/hairline,satin,6k,BA,mirror/8K

Typically, ASTM A182 F51 flanges conforming to ASME B16.5 could also be furnished in sizes NPS half to NPS 24 Class one hundred fifty via Class 2500, while flanges conforming to ASME B16.47 may be provided in sizes NPS 26 to NPS 60 Class 75 to Class 900. EN flanges might be provided in strain rankings of PN designations from PN 10 to PN four hundred. The mechanical properties of ASTM A182 F51 / F60 Duplex steels are roughly double these of singular austenitic steels, and resistance to emphasize corrosion cracking is far superior to type 316 stainless-steel in chloride solutions.

Duplex 2205is a nitrogen enhanced duplex chrome steel that was developed to fight widespread corrosion problems encountered with the 300 collection stainless steels. “Duplex” describes a family of stainless steels that are neither totally austenitic, like 304 stainless, nor purely ferritic, like 430 stainless. The construction of2205 duplex stainless steelconsists of austenite pools surrounded by a continuous ferrite section. In the annealed condition, 2205 incorporates roughly forty-50% ferrite. Often known as the work horse grade, 2205 is the most broadly used grade within the duplex household of stainless steels.

This resistance is extraordinarily important for companies corresponding to marine environments, brackish water, bleaching operations, closed loop water systems and some meals processing functions. The high chromium, molybdenum and nitrogen contents of 2205 provide corrosion resistance superior to common stainless steels, such as, 316L and 317L in most environments and Citizen Metals has been actively concerned in making certain the very best quality of the identical to our shoppers. Client can buy smaller portions ofASTM A182 F51 Duplex Steel Bars / ASTM A182 F51 Round Barsonline from our related manufacturing unit in India at premium price.

When required by the purchaser, detecting of detrimental phase within the duplex chrome steel shall be carried out in accordance with ASTM A923 or ASTM A1084. Non-harmful exams such as ultrasonic take a look at (UT), magnetic particle inspection (MPI), or liquid penetration examination could also be performed upon shopper’s request. There shall be no welding repair and the duplex F51 flanges shall have a workmanlike finish, and the machined surfaces shall have a floor finish to not exceed 250 AA roughness peak.

We have thousands tons stock of stainless steel sheet and coil with various size and grade,mainly include austenitic stainless steel, martens stainless steel (including precipitation hardened stainless steel sheet & coil), ferritic stainless steel, and duplex stainless steel.

Characteristics of Stainless Steel Sheet and Plate:
High corrosion resistance
High strength
High toughness and impact resistance
Temperature resistance
High workability, including machining, stamping, fabricating and welding
Smooth surface finish that can be easily clean