KS B 1503 30K Flange Manufacturer &
Supplier
The KS B 1503 30K flange is a high-pressure flange developed under Korean Industrial Standards, specifically designed to perform in applications requiring robust sealing at elevated pressures. Rated at 30K (approximately 30 kgf/cm² or ~42.7 bar), these flanges are precision-engineered to ensure safe, leak-proof connections in demanding pipeline systems. Werner Flanges Inc. offers these flanges in various sizes and facing types, suitable for use in oil & gas, power generation, petrochemical, and heavy industrial applications.
KS B 1503 30K flanges are widely used in systems that demand reliable pressure handling, including offshore platforms, thermal power plants, refineries, and chemical processing units. Their high-pressure resistance makes them ideal for steam, gas, and high-temperature liquid pipelines. These flanges are compatible with piping systems made of carbon steel, stainless steel, and alloy steels, making them suitable for corrosive and non-corrosive environments alike.
Werner Flanges Inc. maintains a comprehensive inventory of KS B 1503 30K flanges in various pressure ratings, sizes (up to 40”), and material configurations. We support custom machining, NACE compliance, and material traceability to meet global procurement needs. Our flanges are available with various facing options including Raised Face (RF), Ring Type Joint (RTJ), and Flat Face (FF).
With decades of global B2B experience, Werner Flanges Inc. is trusted by procurement teams, EPC contractors, and industrial buyers for delivering precision-manufactured Korean standard flanges. We ensure stringent quality control and international logistics support to serve clients across Asia, the Middle East, Europe, and the Americas.
KS B 1503 30K Flange Manufacturer & Supplier Technical Specifications
| Specification | Details |
|---|---|
| Standard | KS B 1503 |
| Flange Types | Weld Neck (WN), Slip-On (SO), Blind (BL), Lap Joint (LJ), Threaded (TH) |
| Pressure Ratings | 30K (~42.7 bar / 4270 kPa) |
| Size Range | ½” (15A) to 40” (1000A) |
| Facing Types | RF, FF, RTJ |
| Manufacturing Process | Forged / Machined |
| Testing & Certification | EN 10204 3.1 / 3.2, PMI Testing, Hydrostatic Testing, Third-Party Inspection |
Material Specifications for KS B 1503 30K Flange Manufacturer & Supplier
| Type of Materials | Common Specifications / Customization Available on Request |
|---|---|
| Duplex Steel | ASTM/ASME A182 F51, F60, F61, UNS S31803, UNS S32205 |
| Super Duplex Steel | ASTM/ASME A182 F53, F55, UNS S32750, UNS S32760, F44 (6Mo) |
| Stainless Steel | ASTM/ASME A182 F304, F304L, F316, F316L, F310, F317L, F321, F347 |
| Carbon Steel | ASTM A105, A350 LF1, LF2, LF3, A266 Class 1/2, A694 F42 to F70, A765 Gr. II |
| Alloy Steel | ASTM/ASME A182 F1, F5, F9, F11, F12, F22 |
| Non-Ferrous Alloys | Titanium, Brass, Admiralty Brass, Copper Nickel, Nickel Alloys, Hastelloy |
| Titanium | ASTM/ASME B381 Gr.1, Gr.2, Gr.5, Gr.7, Gr.12, Gr.16 |
| Copper Nickel | ASTM B151 UNS C70600 (Cu-Ni 90/10), C71500 (Cu-Ni 70/30) |
| Brass, Al-Brass | ASTM B152 UNS C26000, C27200, C28000; ASTM B111 for Al-Brass |
| Nickel Alloys | ASTM B160, B161, B564 – UNS N02200, N02201, N04400, N08800, N08825, N06600, N06601, N06625, Monel K500 |
| Alloy 20 | ASTM B462 UNS N08020 |
| Hastelloy | ASTM B564 UNS N10276 (Hastelloy C276), N06022 (Hastelloy C22) |
| Cladded Materials | ASTM B898, B265, B424 or custom explosion/clad bonding using dissimilar metals |
| Titanium-Steel, Nickel-Steel, Titanium-Copper, Stainless Steel-Carbon Steel, Bimetallic/Trimetallic Combinations |
Types of KS B 1503 30K Flange Manufacturer & Supplier
- KS B 1503 30K Weld Neck Flange
- Korean Standard 30K Flange
- 30K Slip-On Flange
- KS B1503 High-Pressure Flange
- 30K Forged Steel Flange
- 30K RTJ Flange Korea
- KS B 1503 Blind Flange
Industries and Applications of KS B 1503 30K Flange Manufacturer & Supplier:
| Industry | Application |
|---|---|
| Oil & Gas Industry | Used extensively in upstream, midstream, and downstream operations for high-pressure piping and processing systems requiring robust sealing solutions. |
| Petrochemical & Chemical Processing | Ideal for handling corrosive chemicals and high-temperature pipelines in refining and chemical manufacturing processes. |
| Power Generation | Installed in thermal, nuclear, and hydroelectric power plants for critical pressure applications and steam systems. |
| Water Treatment & Desalination | Used in high-pressure water distribution, desalination, and wastewater treatment pipelines ensuring durability and leak resistance. |
| Marine & Offshore Industry | Suitable for seawater piping systems, ballast systems, and pressure vessels in marine engineering and offshore platforms. |
| Pharmaceutical Industry | Ensures sanitary, high-pressure fluid handling in sterile environments and cleanroom process systems. |
| Food & Beverage Industry | Used in hygienic and high-pressure processing lines where corrosion resistance and strength are critical. |
| Mining & Mineral Processing | Supports slurry transport systems and ore processing pipelines in mining operations. |
Frequently Asked Questions (FAQs) about KS B 1503 30K Flange Manufacturer & Supplier
1. What does “30K” mean in KS B 1503 30K flanges?
“30K” indicates a pressure rating of 30 kgf/cm² (~4270 kPa or ~427 bar), used in high-pressure pipeline systems.
2. Are these flanges compatible with ANSI or DIN standards?
While the design follows Korean standards, 30K flanges can be dimensionally aligned with ANSI B16.5 or DIN equivalents upon request.
3. What facing types are available for KS B 1503 30K flanges?
Common facing options include Raised Face (RF), Ring Type Joint (RTJ), and Flat Face (FF).
4. Does Werner Flanges Inc. offer test certificates with delivery?
Yes, all flanges are provided with EN 10204 3.1 or 3.2 certificates along with NDT and PMI reports if required.
5. Can these flanges be used in cryogenic or high-temperature services?
Yes. Material grades like A350 LF2 (for low temp) and A182 F11/F22 (for high temp) are suitable for such applications.
6. What sizes are readily available from stock?
Werner Flanges Inc. typically stocks sizes from ½” to 24”, with larger sizes available on request.
7. Do you offer export packaging and global shipping?
Absolutely. We provide seaworthy wooden box/crate packaging and ship to over 60 countries worldwide.
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