Check Valves Supplier in Ulsan
Ulsan is South Korea's industrial powerhouse — home to SK Innovation's Ulsan refinery (840,000 bpd, South Korea's largest), S-OIL's Onsan refinery (669,000 bpd), and Hyundai Heavy Industries' shipyard (world's largest single shipbuilding complex); the city's LNG receiving terminals require cryogenic-rated ball valves and butterfly valves per KGS (Korean Gas Safety) and API 6D standards; Vajra Industrial Solutions supplies API 6D ball valves, ASME B16.34 gate and globe valves, and fire-tested butterfly valves to Ulsan refineries and shipbuilding contractors — Korean customs HS code declarations, EN 10204 3.1 MTCs, and Korean Industrial Standards (KS) compliant documentation provided.
Check valves prevent costly backflow damage in Ulsan's Oil Refining (SK Innovation, S-OIL) pipelines. We supply swing check, lift check, dual-plate, and tilting-disc types in all pressure classes for water, oil, gas, and chemical service in Ulsan.
API 6D Certified
Ball, Gate, Globe, Check
ASME B16.34
Pressure-Temperature Rated
ISO 9001:2015
Quality Management
Fast Delivery
to Ulsan
Check Valves — Available in Ulsan
All check valves below are available for delivery to Ulsan, Ulsan. Each type is available in multiple materials, pressure classes, and end connection standards. We export to Ulsan via sea freight and air freight with full export documentation including MSDS, packing list, CoO, and compliance certificates. Typical lead time is 7–14 business days from dispatch.
Swing Check Valve
Traditional hinged disc design for horizontal or vertical upward flow applications.
Pressure Rating: PN10 / PN16, Class 150 / 300
Standards: API 6D, BS 1868, API 594
Dual Plate Check Valve
Compact wafer-style check valve with twin spring-loaded plates for quick closure.
Pressure Rating: PN10 / PN16 / PN25, Class 150 / 300 / 600
Standards: API 594, API 6D
Lift Check Valve
Piston or ball type lift check for vertical flow and high-pressure applications.
Pressure Rating: PN16 / PN25, Class 150 / 300 / 600
Standards: API 602, BS 5352
Spring Loaded Check Valve
Non-slam design with spring-assisted closure for water hammer prevention.
Pressure Rating: PN10 / PN16, Class 150 / 300
Standards: API 594, EN 12334
Tilting Disc Check Valve
Pivoting disc design with low cracking pressure and near-silent non-slam closure for large pipelines.
Pressure Rating: Class 150 / 300 / 600
Standards: API 6D, BS 1868
Foot Valve
Suction-line check valve with integral strainer installed at the pump inlet to maintain prime and prevent backflow.
Pressure Rating: PN10 / PN16
Standards: BS 5153
Delivery of Check Valves to Ulsan
We export to Ulsan via sea freight and air freight with full export documentation including MSDS, packing list, CoO, and compliance certificates. Typical lead time is 7–14 business days from dispatch.
Stock Items
Same/next day dispatch from Vadodara
Custom Orders
2–6 weeks depending on specification
Emergency Supply
Priority handling for plant shutdowns
We also supply to nearby areas: SK Innovation Ulsan Refinery (840,000 bpd — South Korea's largest), S-OIL Onsan Refinery (669,000 bpd), Hyundai Heavy Industries Ulsan Shipyard (world's largest), Korea Gas Corporation (KOGAS) Tongyeong LNG terminal, Hyundai Motor Ulsan plant (1.5M cars/yr), Lotte Chemical Daesan complex.
Frequently Asked Questions
Check Valves supply in Ulsan — ordering, delivery & compliance
Do you supply check valves in Ulsan?+
Yes. Vajra Industrial Solutions is a leading supplier of check valves in Ulsan, Ulsan. We supply to Oil Refining (SK Innovation, S-OIL), Petrochemical Manufacturing, Shipbuilding & Offshore (Hyundai Heavy Industries) plants and projects across Ulsan. Ulsan is South Korea's industrial powerhouse — home to SK Innovation's Ulsan refinery (840,000 bpd, South Korea's largest), S-OIL's Onsan refinery (669,000 bpd), and Hyundai Heavy Industries' shipyard (world's largest single shipbuilding complex); the city's LNG receiving terminals require cryogenic-rated ball valves and butterfly valves per KGS (Korean Gas Safety) and API 6D standards; Vajra Industrial Solutions supplies API 6D ball valves, ASME B16.34 gate and globe valves, and fire-tested butterfly valves to Ulsan refineries and shipbuilding contractors — Korean customs HS code declarations, EN 10204 3.1 MTCs, and Korean Industrial Standards (KS) compliant documentation provided.
What types of check valves are available in Ulsan?+
We supply Swing Check Valve, Dual Plate Check Valve, Lift Check Valve, Spring Loaded Check Valve, Tilting Disc Check Valve, Foot Valve — all available for delivery to Ulsan. Each type is available in multiple materials (CS, SS304, SS316, Duplex, Alloy Steel) and pressure classes from PN10 to Class 2500.
What certifications do your check valves carry?+
All our check valves comply with API 6D, ASME B16.34, ISO 9001:2015, and relevant standards. We provide full documentation including material test reports, hydrostatic test certificates, and dimensional inspection reports. Key standards: API 6D, BS 1868, API 594.
How fast can you deliver check valves to Ulsan?+
We export to Ulsan via sea freight and air freight with full export documentation including MSDS, packing list, CoO, and compliance certificates. Typical lead time is 7–14 business days from dispatch.
What is the minimum order quantity for check valves to Ulsan?+
There is no minimum order quantity. We supply single valves for maintenance requirements as well as bulk orders for large EPC and plant projects in Ulsan. Emergency orders for plant shutdowns are handled on priority.
How do I get a quote for check valves in Ulsan?+
Submit your specifications via our RFQ form, email sales@vajravyuh.com, or WhatsApp +91-9979774557. Please include: valve type, size (NPS/DN), pressure class (ANSI/PN), material, end connections, and quantity. We respond within 24 hours with competitive pricing.
Need Check Valves in Ulsan?
Share your specifications and get a competitive quote within 24 hours. We supply to Oil Refining (SK Innovation, S-OIL) and all industrial sectors in Ulsan.