Duplex Steel 31803 Spectacle Blind Flanges

Duplex Steel S31803 Blind Flanges, Spectacle Blind Flanges 31803 Manufacturer, Duplex 31803, Duplex 31803 Blind Flanges, Spectacle Blind Flanges 31803 Supplier

31803 Spectacle Blind Flanges are crucial components used to isolate sections of piping systems, ensuring reliable and leak-proof operation. Made from Duplex 31803, these flanges are known for their exceptional strength and durability, which makes them perfect for tough industrial environments. The composition of Duplex Steel S31803 Blind Flanges includes around 22% chromium, 3% molybdenum, and 5% nickel. This mix provides excellent resistance to corrosion and stress corrosion cracking, crucial for maintaining performance in challenging conditions.

Ratna Exports specializes in the manufacture of 31803 Spectacle Blind Flanges. Our manufacturing process is meticulous, involving precise machining and heat treatment to enhance the flanges’ mechanical properties and ensure they meet the highest standards. This commitment to quality ensures that our Duplex 31803 Blind Flanges deliver reliable performance across various applications, including chemical processing, marine environments, and oil & gas industries.

Spectacle Blind Flanges 31803 features a solid, circular plate that provides a secure and effective isolation for pipelines or vessels. This design ensures that there are no leaks and that the system remains stable and secure. Additionally, these flanges work seamlessly with duplex steel bolts and other components, making them a versatile choice for any piping system.

As a leading Duplex Steel S31803 Blind Flanges supplier, Ratna Exports offers a wide range of sizes and customization options to fit specific project needs. Our commitment to quality ensures that you receive high-performing and reliable flanges for all your industrial applications.

Duplex Steel 31803 Spectacle Blind Flanges Specification

Size Chart	1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Spectacle Blind Flange 31803 Standards	ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092, 31803,
Duplex Spacer Ring Flange Pressure Rating ANSI	Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
ASTM B564 Duplex Steel Spectacle Blind Flanges Pressure Calculation in DIN	6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
ASME SB 564 Spectacle Blind Flange	5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
ASME SB564 Duplex Steel Spectacle Blind Flange UNI	6Bar 10Bar 16Bar 25Bar 40Bar
B564 Spectacle Blind Flange EN	6Bar 10Bar 16Bar 25Bar 40Bar
Coating	Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Test Certificates	EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third-Party Inspection Report, etc
ASME SB564M Duplex Spectacle Blind Flange Production technique	Forged, Heat treated, and machined
B564 Spectacle Blind Flange Connect Type/ Flange Face Type	Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LPF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design	As per your drawing AS, ANSI, BS, DIN, and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations
ASME B564 Spectacle Blind Flange Test	Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI ultrasonic flaw detector, Magnetic particle detector
ASTM B564 Duplex Spectacle Blind Flange Equipment	Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine, etc

Duplex Steel 31803 Spectacle Blind Flanges

UNS S31803 Blind Flange

UNS S31803 Pipe Flange

31803 Slip On Flanges

Spectacle blind flange

Contact Ratna Exports today for a best offer & competitive quotation Of Duplex Steel 31803 Spectacle Blind Flanges

Chemical Composition Duplex Steel 31803 Spectacle Blind Flanges

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

Types of Duplex Steel 31803 Spectacle Blind Flanges

Duplex Steel S31803 Ring Spacer Flange

Duplex Steel S31803 Spectacle Blind Raised Face Flange

2205 Duplex Spectacle Blind Raised Face Flanges

ASME SA182 Duplex SS Spectacle Blind Raised Face Flange

UNS S31803/S32205 Blind and Spacers Flanges

Duplex Steel S31803 Flat Face Blind and Spacers Flange

Duplex S31803 Spades Ring spacers Flanges

Duplex 2205 Spectacle Blind Flange

Mechanical Properties Duplex Steel 31803 Spectacle Blind Flanges

Grades	Density (g/cm 3)	Density (lb/in 3)	Melting Point (°C)	Melting Point (°F)
S31803 / S32205	7.805	0.285	1420 – 1465	2588 – 2669

Equivalent Grade of Duplex Steel 31803 Spectacle Blind Flanges

STANDARD	WERKSTOFF NR.	UNS
Duplex 2205	1.4462	31803 / S32205

The Types of Spectacle Blind Flanges 31803 That Are Available

BLIND AND SPACERS FLANGE
Duplex Steel Blind and Spacers Flange

S32205 Duplex Spades Ring Spacers Flanges

UNS S31803/S32205 Blind and Spacers Flanges

Duplex S31803 Blind & Spacers Flange

1.4462 Spacers Blind Flanges

ASTM A182 S31803 Blind / Spacers Flange

ASME SA 182 S31803 Duplex Blind and Spacers Flanges

Ferritic Stainless Steel S32205 Ring Spacer Flange

Duplex Steel 2205 Blind and Spacers Flanges Manufacturer

FLAT FACE BLIND AND SPACERS FLANGE
Duplex Steel S31803 Flat Face Blind and Spacers Flange

S32205 Duplex Flat Face Spades Ring Spacers Flanges

Alloy 2205 Flat Face Blind and Spacers Flanges

Duplex S31803 Flat Face Blind & Spacers Flange

1.4462 Flat Face Spacers Blind Flanges

ASTM A182 S31803 Flat Face Blind / Spacers Flange

ASME SA 182 S31803 Duplex Flat Face Blind and Spacers Flanges

Ferritic Stainless Steel S32205 Flat Face Ring Spacer Flange

Duplex Steel Flat Face Blind and Spacers Flanges Supplier

SPADE AND RING SPACER FLANGE
Duplex Steel Spades, Ring spacers Flanges

Duplex S31803 Spades Ring spacers Flanges

UNS S32205 Spades Ring spacers Flanges

Duplex 2205 Spades and Ring spacers Flanges

1.4462 Spades & Ring spacers Flanges

ASTM A182 S31803 / S32205 Spades Ring spacers Flange

ASME SA 182 Duplex Steel Spades & Ring Spacers Flanges

Ferritic Stainless Steel Spades Ring and spacers Flanges Stockist

Austenitic Duplex Steel Spades & Ring Spacers Flanges Manufacturer

SPECTACLE BLIND FLANGE
Duplex 2205 Spectacle Blind Flange

1.4462 Spectacle Blind Flanges

ASTM A182 Duplex Steel Spectacle Blind Flange

ASME SA 182 Duplex Spectacle Blind Flanges

Duplex Steel Spectacle Blind Flanges Stockist

Ferritic / Austenitic Duplex Stainless Steel Spectacle Blind Flanges Manufacturer

RING SPACER FLANGE
Duplex Steel S31803 Ring Spacer Flange

Alloy 2205 Ring Spacer Flanges

Duplex Steel Ring Spacer Flange

1.4462 Ring Spacer Flanges

ASTM A182 Duplex Ring Spacer Flange

Duplex Steel S32205 Ring Spacer Flanges

ASME SA 182 Duplex Stainless Steel Ring Spacer Flanges

SPECTACLE BLIND RAISED FACE FLANGE
Duplex Steel S31803 Spectacle Blind Raised Face Flange

2205 Duplex Spectacle Blind Raised Face Flanges

UNS S32205 Spectacle Blind Raised Face Flanges

ASTM A182 Duplex Steel Spectacle Blind Raised Face Flange

1.4462 Spectacle Blind Raised Face Flanges

ASME SA182 Duplex SS Spectacle Blind Raised Face Flange

Looking to buy Duplex Steel 31803 Spectacle Blind Flanges From a manufacturer in India?

Feel free to call or email us to explore how we can assist in growing your business. It would be our pleasure to collaborate with a valued client like you. Please Call On +91 9920228653 Or Mail Us On [email protected]

Please note this is an approx Duplex Steel 31803 Spectacle Blind Flanges price in India. For final Duplex Steel 31803 Spectacle Blind Flanges price list please mail us.

Applications Industry Duplex Steel 31803 Spectacle Blind Flanges

Duplex steel 32205 Paddle Spacer Flanges

Our Products

Core Products

Get the Best Quote

Have A Questions? Call Now!

+91 9920228653