Duplex Steel S31803 / S32205 Fasteners


ASTM A182 F51 Fasteners, Duplex F60 Fasteners, Ferritic Duplex Stainless Steel S31803 Socket Head Cap Screw, S31803 Duplex Heavy Hex Nut, Duplex S32205 Hex Head Bolt, UNS S32205 Duplex Steel Lock Hex Nut, Duplex Steel 2205 Spring Washer Suppliers in India


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Arrow Piping Solutions is one of the leading fabricators, supplier, and exporter of superior quality Duplex S31803/S32205 Fasteners. These grades of Duplex Steel contain different metals which make them unique from other alloys. Duplex S31803 or UNS S31803 includes 4% of molybdenum, 25% of chromium, and 7% of a nickel alloy. This grade is most commonly used in numerous industrial applications, which has qualities like high mechanical strength. Mainly this grade offers excellent resistance to chloride pitting corrosion attack, stress corrosion cracking, and crevice corrosion. Similarly, Duplex S32205 or UNS S32205 includes chromium of 22%, molybdenum of 3%, and nickel 5-6%. This grade is also offering qualities that are suitable for industrial applications.


We, Arrow Piping Solutions, are the supplier of Duplex S31803/S32205 Fasteners. We are fabricating Fasteners in various metals and alloys as per the requirements of clients. We also produce these Fasteners in a variety of sizes, grades, standards, and specifications. With the correct proportion of metals, and by accurately following measures, we are producing the highest-grade Fasteners. Our Fasteners are performing well in all industrial applications.

S32205 Fasteners

Arrow Piping Solutions carries a wide range of Duplex Steel S31803, S32205 fasteners in a variety of size, dimensions standards and tolerance to meet your project’s needs—including fasteners in dimension as per ASME B1.1, ASME B18.2.1, ASME B18.2.2, ASME B18.2.8, ASME B18.6.3, ASME B18.21.1, ASME B1.13M Fasteners / DIN , ANSI, JIS, ASTM standards specifications / weight chart & thickness of grade S31803/S32205 Duplex Steel fasteners.


Our Duplex S31803/S32205 Fasteners has various features like high resistance to corrosion fatigue, excellent workability, sturdy construction, weldability, low maintenance, and cost-effective. Our team of skilled professionals is continuously adopting the changing technology and delivering precise Fasteners. With the help of advanced technology and modern machinery, we are producing perfectly suitable products. Our high-grade Duplex S31803/S32205 Fasteners are ideally ideal for high temperature and high corrosive environments.


Arrow Piping Solutions is fabricating Duplex S31803/S32205 Fasteners in required dimensions and specifications. We ensure to produce excellent Fasteners, which are easy to use and which offer perfect non-permeant joining. To ensure a long working life and better performance in every atmospheric condition, we test Duplex S31803/S32205 Fasteners by performing various tests. By following all the national and international standards, we are producing and testing Fasteners at every stage of manufacturing.

2205 Duplex Stainless Steel Fasteners Specifications

Specification ASTM A479, A182 / ASME SA479, SA182
Dimension DIN, ISO, ASTM, JIS, BS, GB, IS and all International Standards
Size Range M3 - M56 | 3/6" to 2" | Custom Sizes
Length 3 mm to 200 mm

Duplex Stainless Steel Fasteners Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

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Duplex Steel S31803 / S32205 Fasteners Dimensions :

Full Range of Duplex S31803 / S32205 Fastener Products both Imperial & Metric. Dimensions range from M3 to M72

Hexagon Bolts / Set Screws Stud Bolts Hexagon Nuts Socket Capscrews
DIN 931 BS4882 DIN 934 DIN 912
DIN 933 DIN 976 BS 1768 DIN 6912
BS 1768 BS 1769 DIN 7984 UNI 5731
BS 1769 DIN 7984 UNI 5731 BS 1083
BS 1083 ANSI B18.3 UNI 5739 BS 3692
BS 3692 ISO 4762 ISO 4014 ISO 4032
ISO 4014 ISO 4032 UNI 5931 ISO 4017
ISO 4017 ISO 4033 BS 2470 BS 1769
BS 1769 ANSI B18.2.2 BS 4168 BS 3692
ANSI B18.2.1
Socket & Slotted Set Screws Socket & Slotted Countersunk Screws Studs Washers
DIN 913 DIN 963 DIN 938 DIN 125
DIN 914 DIN 7991 DIN 939 DIN 9021
DIN 915 BS 4168 DIN 2510 BS 4320
DIN 916 BS 1981 BS 4439 BS 3410
DIN 551 BS 483 BS 2693
DIN 553 BS 2470
DIN 438
Spring Washers
DIN 127
BS 4168
BS 4464
BS 1802

Duplex Steel S31803 / S32205 Fasteners Chemical Composition

Grade C Mn Si P S Cr Mo Ni N Fe
S31803 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 22.0 – 23.0 3.0 – 3.5 4.50 – 6.50 0.14 – 0.20 63.72 min
S32205 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 21.0 – 23.0 2.50 - 3.50 4.50 – 6.50 0.8 – 0.20 63.54 min

Duplex S31803 / S32205 Fasteners Mechanical Properties

Tensile Strength, ksi 0.2% Yield Strength, ksi Elongation, % Hardness [HRC]
90 min 65 min 25 min 293 max