Duplex Steel UNS S31803 Instrumentation Valves
Duplex Steel UNS S31803 Ball Valves, Duplex Steel Gates Valves Manufacturer, Exporter & Suppliers in India.
ASTM A790 Manifolds Valves Manufacturer & Suppliers, Exporters in India.
Duplex Steel UNS S31803 Gauge Valve, Duplex Steel UNS S31803 manifold valve, Duplex Steel UNS S31803 mono flange valve, Duplex Steel UNS S31803 needle valve, Duplex Steel UNS S31803 plug valve, Duplex Steel UNS S31803 pressure Relief valve, Duplex Steel UNS S31803 vent & Bleeder Valve
Introduction
Kalpataru piping solutions
Equivalent Grades of Duplex Steel UNS S31803 Instrumentation Valves:
|
STANDARD |
WERKSTOFF NR. |
UNS |
|
Duplex 1803 |
1.4462 |
S31803 |
Duplex Steel UNS S31803 Specification :
ASME B16.5, B16.10, B16.25, B16.34 Duplex Steel Valves Specification
Specification : ASME / ASTM A995/A182/A351/A890
Standard :A PI 600/BS1414, API 598/BS EN 12266-1, ASME B 16.10, ASME B 16.5, ASME B 16.25, ASME B 16.34
Size : 1/8” to 16”
End Connection : Screwed [NPT], Socket Weld, Flanged End, Screwed Parallel, Screwed Taper
Pressure rating : 150#,300#,600#,800#,1500#
Chemical Composition of Duplex Steel UNS S31803 Instrumentation Valves:
| Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe | |
| MIN | 4.5 | 22.0 | 3.0 | – | – | – | 0.14 | – | – | – |
| MAX | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |
Types of Duplex Steel UNS S31803 Valves:
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Duplex Steel UNS S31803 Ball Valve, Check Valve
-
Duplex Steel UNS S31803 Double Block & Bleed Valve
-
Duplex Steel UNS S31803 Gauge Valve & Manifold Valve
-
Duplex Steel UNS S31803 Mono Flange Valve
-
Duplex Steel UNS S31803 Needle Valve, Plug Valve
-
Duplex Steel UNS S31803 Pressure Relief Valve
-
Duplex Steel UNS S31803 Vent & Bleeder Valve
Marking & Packing Of Duplex Steel UNS S31803 Instrumentation Valves:
Kalpataru Piping Solutions pack Duplex Steel UNS S31803 Valves properly and carefully to ensure that there is no damage to the Duplex Steel S31803 Valves during the transit. We pack Duplex Steel UNS S31803 Valves in wooden boxes and supply it all over the world.
High-Quality Duplex Steel UNS S31803 Instrumentation Valves – Quality Assurance!
Kalpataru Piping Solutions Is One Of The Most Trusted Exporter, Supplier, Stockist & Manufacturer Of Duplex Steel UNS S31803 Valves. Kalpataru Piping Solutions Offers High-Quality Duplex Steel UNS S31803 Valves. We Inspect Our Duplex Steel UNS S31803 Valves At Each Stage Of Production Process, To Make Sure That The Quality Of The Duplex Steel UNS S31803 Valves Is Not Compromised. They Are Examined To Confirm Their Standards And We Also Offer Third Party Inspection Of Our Duplex Steel S31803 Valves On Demand Of Our Clients. Kalpataru piping solutions even Offer Test Certificates For Our Duplex Steel UNS S31803 Valves.
We Pack Duplex Steel UNS S31803 Valves Properly And Carefully To Ensure That There Is No Damage To Duplex Steel S31803 Valves During The Transit. We Pack copper Duplex Steel UNS S31803 Valves In Wooden Boxes And Supply It All Over The World.
Why Choose Kalpataru Piping Solutions For Buying Duplex Steel UNS S31803 Instrumentation Valves?
- Huge Stock Of Duplex Steel UNS S31803 Valves.
- Large Production Capacity Of Duplex Steel UNS S31803 Valves
- Kalpataru Piping Solutions Offer Highest Quality Duplex Steel UNS S31803 Valves At Lowest Price
- We Offer Customised Sizes For Duplex Steel UNS S31803 Valves Depending On Our Clients Requirement
Kalpataru Piping Solutions Offer High-Quality Duplex Steel UNS S31803 Valves With Test Certificates. We Even Allow Third Party Inspection.
Related Products
- Duplex UNS S31803 Pipes & Tubes
- Duplex UNS S31803 Flanges
- Duplex UNS S31803 Round Bars & Wires
- Duplex UNS S31803 Plates & Sheets
- Duplex UNS S31803 Buttweld Fittings
- Duplex UNS S32205 Pipes & Tubes
- Duplex UNS S32205 Flanges
- Duplex UNS S32205 Round Bars & Wires
- Duplex UNS S32205 Plates & Sheets
- Duplex UNS S32205 Buttweld Fittings
- Duplex UNS S31803 Perforated Sheets
- Duplex UNS S31803 Forged Fittings
- Duplex UNS S31803 Olets
- Duplex UNS S31803 Fasteners
- Duplex UNS S31803 Compression Tube Fittings
- Duplex UNS S32205 Perforated Sheets
- Duplex UNS S32205 Forged Fittings
- Duplex UNS S32205 Olets
- Duplex UNS S32205 Fasteners
- Duplex UNS S32205 Compression Tube Fittings
- Duplex UNS S31803 Instrumentation Valves
- Duplex UNS S31803 Filler Wire
- Duplex UNS S31803 Long Radius Bends
- Duplex UNS S31803 Pipes Spools
- Duplex UNS S31803 Wiremesh
- Duplex UNS S32205 Instrumentation Valves
- Duplex UNS S32205 Filler Wire
- Duplex UNS S32205 Long Radius Bends
- Duplex UNS S32205 Pipes Spools
- Duplex UNS S32205 Wiremesh
Frequently Asked Questions
What's the difference between Monel 400 and Monel K500 fasteners?
Monel 400 is the standard, lower-cost grade for general corrosion resistance in chemical, marine, and acid service. Monel K500 is age-hardened for roughly double the tensile strength, at a 30–50% cost premium, and earns that premium on high-load or wear applications like shafting and pump components. See our full comparison on the Monel 400 Fasteners page.
Which Monel grade should I use for marine fasteners?
Monel 400 covers the vast majority of marine fastening needs — seawater piping, deck hardware, and general corrosion resistance. Reach for Monel K500 specifically when the application also carries a real mechanical load, like propeller shafting or pump hardware.
Do you supply custom or coated Monel fasteners?
Yes — custom head marking, thread locking compounds, and surface coatings are all available on request, in addition to standard mill-finish fasteners.
What is the minimum order quantity for Monel fasteners?
We run zero MOQ across both grades. Standard sizes are ex-stock in Mumbai for fast dispatch; anything outside standard stock is manufactured to order with no minimum quantity requirement.
What certificates come standard with Monel fasteners?
Every order ships with an EN 10204 3.1 mill test certificate. PMI, third-party inspection (TPI), and NABL-accredited lab reports are available on request for critical applications.
What is the HS code for Monel fasteners?
Generally 7318.15.00, though it's worth confirming the exact classification with your customs broker since it can vary slightly by destination country.
What industries typically use Monel fasteners?
Chemical and petrochemical processing, oil and gas (including sour service), marine and shipbuilding, and defense/aerospace account for the large majority of demand, with occasional specialty use in coastal construction hardware.
What payment and delivery terms do you offer?
We accept LC, TT/wire transfer, and cheque, with export-grade packaging and dispatch from Mumbai or Kalamboli ports. See the Packaging, Payment & Delivery section above for details.
Need Monel 400 Wire Mesh You Can Actually Rely On?
Tell us your mesh count, weave, and quantity, and we'll get you a quote with a real lead time — not a generic price list. Specifying a full system? Run the numbers first with our pipe & tube weight calculator or plates & sheets weight calculator.
