ASTM A240 Uns31803 Duplex Steel Plate

• Type: Steel Plate
• Standard: ASTM, AISI, GB, DIN
• Certification: ISO
• Surface Treatment: Pickling
• Technique: Cold Rolled
• Application: Boiler Plate, Flange Plate
• Model NO.: MD-75
• Special Use: Measuring Tools, Cutters in Common Steel, High-strength Steel Plate
• Stock: Stock
• Width: 10mm~3500mm
• Length: 2m, 3m, 6m, 8m, 12m, or as Required.
• Surface: Varnished, PE Coated, Galvanized.
• MOQ: 1000kgs
• Price Term: Ex-Work, Fob, CIF, CFR, etc.
• Delivery Time: Prompt Delivery, or as Order′s Quantity.
• Transport Package: Standard Export Seaworthy
• Specification: Thickness: 0.3mm~500mm
• Trademark: KINGMETAL
• Origin: China
• Production Capacity: 300 Ton//Month

Product Description

ASTM A240 UNS 31803 Plate

Duplex S31803 Plate, Duplex SAF S31803 Plate, Duplex Steel S31803 Plate Stockist, 1.4462 Plate, Duplex Steel UNS S31803 Plate, S31803 Duplex Steel Cold Rolled Plate, Duplex Stainless Steel S31803 Plate, Duplex Steel UNS S31803 Plate, Duplex Steel S31803 HR Plate

ASTM A240 UNS S31803 Plate consist of equal ratios of ferrite and austenitic metals. These plates are highly made of excellent quality material and advanced technology. UNS S31803 plates are also a combination of strength ductility and malleability, and the grade combines great mechanical stability and elasticity. Duplex S31803 Plate is being used in various types of industries for a variety of purposes. 

UNS S31803 Plates is a duplex grade with a combination of ferrite and austenitic microstructure which provides great protection from various chemical and physical resistance. The chemical composition of this grade improves its resistance to pitting, forging, and welding. The grade consists moreover 40-50% of ferrite grade that provides excellent exposure at hot and cold temperatures. The grade offers high resistance from various corrosion, crevice corrosion, and stress-cracking procedures. Duplex Steel UNS S31803 Plates are one of the most highly demanded plates in the industry today. 
 

Chemical Composition: 

The grade UNS S31803 Plate is made from high-quality materials and extremely ductile elements. The mixture includes high amounts of chromium, nickel, and manganese, whereas the grade includes elements like phosphorus, sulfur, and silicon to provide stability and efficiency to the grade. 

These materials are known for providing great welding and pitting properties to the grade. It is also seen that these elements also provide extra resistance reduction, erosion, and rusting.

 

ASTM A240 Duplex Steel 31803 Plate, Duplex Steel S31803 Plate at Best Price, ASTM A240 UNS 31803 Plate, 2B Finish Duplex S31803 Plate, SAF S31803 Duplex Steel CR Plates.

Characteristics

• High resistance to chloride stress corrosion cracking
• Resistance to chloride pitting and crevice corrosion
• Good general corrosion resistance
• Good sulfide stress corrosion resistance
• High Strength
• Good weldability and workability

Applications

• Chemical process vessels, piping and heat exchangers
• Pulp mill digesters, bleach washers, chip pre-steaming vessels
• Food processing equipment
• Oil field piping and heat exchangers
• Flue gas desulfurization equipment

Standard Specification For Duplex Steel S31803 Plate

 

Standard Industry Specifications	ASME SA 240, ASTM A 240, UNS S32205, W.NR. 1.4462, GE-S400/ S1000, PWA-LCS, EN 10028-7, RR SABRe Edition 2, DFARS Compliant
Material	Duplex S31803 Sheet & Plate
Specification	ASTM A240 / ASME SA240
Standard Sizes	1000 x 2000 mm, 1220 x 2440 mm, 1500 x 3000 mm, 2000 x 2000 mm, 2000 x 4000 mm
Tolerances of Width and thickness	EN 10151 Duplex S31803 strip for springs EN 10088 Duplex S31803 strip (general) EN 10258 (formerly DIN 59381)
Width	10-2500mm
SA-240 Duplex S31803 Plate & Sheet Thickness	0.1mm to 100 mm Thk
SA 240 Type S31803 Plate & Sheet Length	2m, 2.44m, 3m, or as required
SA 240 GR S31803 Plate & Sheet Finish	2B, 2D, BA NO(8), SATIN (Met with Plastic Coated), Cold rolled sheet (CR), Hot rolled plate (HR), No.1 finish hot rolled S31803 Duplex Plate, 2B, 1D, BA, No.4, 8K, hairline, satin, brush, mirror etc.
SA 240 TP S31803 Plate & Sheet Hardness	Quarter Hard, Half Hard,Spring Hard, Soft, Hard, Duplex S31803 Sheet suppliers
Stock available in form of	Shim Sheet, Rolls, Strip, Flats, Clad Plate, Plain Sheet, Plate, Sheet, Coils, Foils, Rolling Sheet, Rolling Plate, Flat Shim, Flat Sheet, Blank (Circle), soft annealed, sheared, annealed, tread plate,descaled, Checker Plate

Equivalent Grades - ASTM A240 UNS S31803 Plate

STANDARD	WERKSTOFF NR.	UNS
ASTM A240	1.4462	UNS S31803

 

Chemical Composition of UNS 31803 Plates

Grade		C	Mn	Si	P	S	Cr	Mo	Ni	N
UNS S31803	Min Max	- 0.030	- 2.00	- 1.00	- 0.030	- 0.020	21.0 23.0	2.5 3.5	4.5 6.5	0.08 0.20

Mechanical Properties of UNS 31803 Plates

Grades	Density (g/cm 3)	Density (lb/in 3)	Melting Point (°C)	Melting Point (°F)
S31803	7.805	0.285	1420 – 1465	2588 – 2669

Physical Properties of ASTM A240 UNS S31803 Plates

Physical property	Value
Density:	0.278 lb/in3
Melting Range:	2525-2630°F
Specific Heat Capacity at 212°F	0.119 Btu/lb/°F
Thermal Conductivity at 212°F	8.4 Btu/hr-ft-°F
Poisson's Ratio	0.3
Elastic Modulus at 72°F	29 x 10 psi