A790 Uns31803 Duplex Seamless Pipe

• Customization: Available
• Type: Seamless
• Technique: Cold Drawn
• Model NO.: KM-20200518
• Material: Duplex Stainless
• Surface Treatment: Polished
• Usage: Pipeline Transport, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Special Purpose
• Section Shape: Round
• Tubing Size: 1/2" Od to 4" Od
• Nominal Bore (Nb) Sizes: 1/2"Nb to 48" Nb (in All Thickness)
• Transport Package: in Bundle, Wooden Case or Custom′s Request
• Specification: 1/2"~48"
• Trademark: Kingmetal
• Origin: Made in China
• HS Code: 73044190
• Production Capacity: 1000 Tons Per Month

Product Description

A790 UNS31803 seamless steel pipe

ASTM A790 DUPLEX STEEL UNS S31803 PIPE SPECIFICATIONS

ASTM A790 Duplex Steel UNS S31803 Pipe Specification :

Dimension : ASTM, ASME and API

ASTM Specification : ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789

ASTM A790 Duplex Steel UNS S31803 Pipe Size : 1/2"NB TO 12 "NB IN

Seamless Pipe & Tube Size : 1/2" NB - 8" NB

Welded Pipe & Tube Size : 6" NB - 24" NB

Outer Diameter : 6.0-630mm

Thickness : 0.5-45mm

Schedule : SCH20, SCH30, SCH40, STD, SCH80

Type : Seamless / ERW / Welded / Fabricated / CDW

Form : Round Pipe/Tube, Square Pipe/Tube, Rectangular Pipe/Tube, Coiled Tube, "U" Shape, Pan Cake Coils, Hydraulic Tube

Length : Single Random, Double Random & Required Length

End : Plain End, Beveled End, Threaded

ASTM A790 UNS S31803 Duplex stainless steel pipe

ASTM A790 UNS S31803 pipe Specification:

DUPLEX STEEL UNS S32205 S31803

SEAMLESS PIPES EQUIVALENT GRADE

STANDARD	WERKSTOFF NR.	UNS
Duplex UNS S31803	1.4462	S31803
Duplex UNS S32205	1.4462	S32205

DUPLEX STEEL A790 UNS S31803  PIPE CHEMICAL COMPOSITION

Grade	C	Mn	Si	P	S	Cr	Ni	Mo	N	Fe
Duplex S31803	0.030 max.	2.00 max.	1.00 max.	0.030 max.	0.020 max.	22.0 - 23.0	4.50 - 6.50	3.0 - 3.5	0.14 - 0.20	63.72 min.
Duplex S32205	0.030 max.	2.00 max.	1.00 max.	0.030 max.	0.020 max.	21.0 - 23.0	4.50 - 6.50	2.50 - 3.50	0.08 - 0.20	63.54 min

DUPLEX STEEL A790 UNS S31803 PIPE MECHANICAL PROPERTIES

Element	Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
Duplex S31803	7.805	0.285	1420 - 1465	2588 - 2669	25 min.
Duplex S32205	7.805	0.285	1420 - 1465	2588 - 2669	25 min.