Duplex 31803 Flanges

DIN 1.4462 Weldo-Nipo Flange, DIN 1.4462 Spades-Rings-Spacer Flanges, JIS NW 2201 Flat Flange, ASTM A182 Duplex S31803 Forged Flange, ASTM A182 Duplex S31803 Weld-Neck Flange-A-B, DIN 1.4462 Expander Flange, UNS S31803 Nuts-Bolts Flange, ASTM A182 Duplex S31803 Long-Weld-Neck Flange.

Renine Metalloys LLP is a widely respected and noted manufacturer and exporter of Duplex Steel UNS S31803 Flanges in both standard and custom-made dimensions and specifications. The DIN 1.4462 Weldo-Nipo Flange grade, enriched with superior chemical composition and exceptional tensile strength, has found applications spanning various sectors. This grade is predominantly a chromium, molybdenum, and nickel alloy, demonstrating excellent resistance to pitting and crevice corrosion. The alloy comprises 25% chromium, 4% molybdenum, and 7% nickel. Devoted to producing high-quality and robust flanges, we harness this alloy’s excellent corrosion resistance and endure harsh conditions with general and chloride pitting corrosion.

We source exemplary raw materials from globally renowned suppliers to manufacture ASTM A182 Duplex S31803 Forged Flange. Each raw material is subjected to rigorous testing before use, ensuring a zero-compromise approach towards quality. Our flanges excel in weldability and workability attributes, catalyzing their robustness and suitability in various industrial applications.

Equipped with a state-of-the-art manufacturing unit replete with advanced tools and cutting-edge machinery, Renine Metalloys is dedicated to fabricating sterling UNS S31803 Nuts-Bolts Flange. We offer flanges in many sizes, dimensions, and custom specifications, aligning with the diverse requirements of our domestic and international customers. Adhering to both national and international quality standards, our flanges boast superior finish, easy fabricability, formability, and extended product life. We ensure that our global client base receives top-quality duplex steel flanges at cost-effective rates, fulfilling their budgetary requirements. Our proficient and dextrous team employs innovation and modern tools to deliver exceptional quality Duplex Steel UNS S31803 Flanges.

At Renine Metalloys LLP, we strive to retain the quality and performance of DIN 1.4462 Expander Flange by conducting various tests at disparate production phases. Every duplex steel flange is subjected to a series of destructive and non-destructive quality tests under strict supervision, verifying multiple flange attributes. We keep a JIS NW 2201 Flat Flange stock for unforeseen emergencies. Upon completing the testing process, these flanges are meticulously packaged using appropriate material to shield them from damage and rust during transit. We ensure prompt and safe delivery to our clients worldwide within reduced timelines.


Specification Of Duplex 31803 Flanges

SpecificationsASTM A182 / ASME SA182
StandardANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Size1/2" (15 NB) to 48" (1200NB)
Class / Pressure150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face TypeFlate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Price List Of Duplex 31803 Flanges

  • UNS S31803 Nuts-Bolts Flange US $5 - $6 / Kg
  • JIS NW 2201 Flat Flange US $5 - $6 / Kg
  • ASTM A182 Duplex S31803 Forged Flange US $5 - $6 / Kg
  • DIN 1.4462 Forging Facing Flange US $5 - $6 / Kg
  • UNS S31803 Groove-Tongue Flange US $5 - $6 / Kg

Equivalent Grades Of Duplex 31803 Flanges

Duplex 2205S318031.4462

Chemical Composition Of Duplex 31803 Flanges

S318030.030 max2.00 max1.00 max0.030 max0.020 max22.0 – 23.03.0 – 3.54.50 – 6.500.14 – 0.2063.72 min

Mechanical Properties Of Duplex 31803 Flanges

Density (g/cm 3)Melting PointTensile Strength (MPa) minYield Strength 0.2% Proof (MPa) minElongation (% in 50mm) min
7.8 g/cm31350 °C (2460 °F)Psi – 116000 , MPa – 800Psi – 80000 , MPa – 55015 %

Different Types Of Duplex 31803 Flanges

ASTM A182 Duplex S31803 Blind Flange
DIN 1.4462 Expander Flange
UNS S31803 Nuts-Bolts Flange
JIS NW 2201 Flat Flange
ASTM A182 Duplex S31803 Forged Flange
DIN 1.4462 Forging Facing Flange
UNS S31803 Groove-Tongue Flange
JIS NW 2201 Lap-Joint Flange
ASTM A182 Duplex S31803 Long-Weld-Neck Flange
DIN 1.4462 Loose Flange
UNS S31803 Orifice Flange
JIS NW 2201 Reducing Flange
ASTM A182 Duplex S31803 Ring-Type-Joint Flange
DIN 1.4462 RTJ Flange
UNS S31803 Screwed Flange
JIS NW 2201 Slip-On Flange
ASTM A182 Duplex S31803 Socket-Weld Flange
DIN 1.4462 Spades-Rings-Spacer Flanges
UNS S31803 Sorf Flange
JIS NW 2201 Spectacle-Blind Flange
ASTM A182 Duplex S31803 Square Flange
DIN 1.4462 Swrf Flange
UNS S31803 Threaded Flange
JIS NW 2201 Weld-Neck Flange
ASTM A182 Duplex S31803 Weld-Neck Flange-A-B
DIN 1.4462 Weldo-Nipo Flange
UNS S31803 Wnrf Flange

Our Manufacturing Process Of Duplex 31803 Flanges

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People Also Search For

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Bhavnagar, Mangalore, Aurangabad, Cochin, Andhra Pradesh, Thane, Jamalpur, Thiruvananthapuram, Bikaner, Kerala, Bhiwadi, West Bangal, Salem, Karnataka, Visakhapatnam, Patna, Nagpur, Durg, Bharuch, Ahmedabad, Lucknow, Assam, Satpura, Siliguri, Puducherry, Ankleshwar, Tirupur, Dehradun, Nashik, Chennai, Vadodra, Vadodara, Bhilai, Kochi (Cochin), Surat, Ballia, Ranchi, Kanpur, Raipur, Manipur, Buxar, Coimbatore, Jaipur, Agra, Mizoram, Tripura, Gandhinagar, Maiduguri, Delhi, Pimpri-Chinchwad, Jamnagar, Bengaluru, Ambala, Rajkot, Faridabad, Maharashtra, Bilaspur, Malwa, Bhiwandi, Mysore, Hyderabad, Gujarat, Kolkata, Bangalore, Pune, Bhopal, Bhubaneswar, Mumbai, Indore etc.

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