Valves for Ammonia & Fertiliser Plants - Yeosu

Name: Vajra Industrial Solutions
Address: 3rd Floor, 348, Aristo Complex, Opp. Sanghani Skyz, Navrachna University Road, Bhayali TP-2, Vadodara, Gujarat, 391410, IN
Telephone: +91-9979774557
Price range: $$

High-pressure WC9 gate valves, LF2 ball valves, and NACE MR0103-compliant valves for ammonia synthesis loops, urea reactors, and fertiliser production systems.

API 6DAPI 526 (PSV)NACE MR0103ASME B16.34API 598

Get a Quote +91 9979774557 WhatsApp Quote

API 6D Certified

ASME B16.34

ISO 9001:2015

24h Quote

Ammonia & Fertiliser Plants Valves - Available in Yeosu

Gate Valve (A217 WC9)

Class 600 / 900 / 1500

High-temperature, high-pressure synthesis loop isolation; hydrogen service at 200–300 bar

Materials: A217 WC9 (Cr-Mo alloy steel), A182 F22 forged for smaller sizes · Standards: API 600, ASME B16.34, API 598

View Gate Valve (A217 WC9) options for Yeosu →

Ball Valve (A350 LF2)

Class 150 / 300

Cryogenic liquid ammonia storage (−33°C) - extended bonnet, anti-static, fire-safe

Materials: A350 LF2, A182 F316L for urea service; PTFE seats rated to −46°C · Standards: API 6D, API 607, BS 6364 (cryogenic)

View Ball Valve (A350 LF2) options for Yeosu →

Safety Relief Valve

Class 300 / 600 / 900

Synthesis loop, NH₃ storage sphere, and urea reactor overpressure protection per API 526

Materials: A351 CF8M (SS316), A216 WCB with Stellite trim for high-cycle service · Standards: API 526, API 527, ASME Section VIII

View Safety Relief Valve options for Yeosu →

Globe Valve (IBR)

Class 300 / 600

Steam service on cogeneration boiler - IBR Form III-C/III-E certification mandatory

Materials: A216 WCB to Class 600; A217 WC6/WC9 for high-temperature steam above 425°C · Standards: IBR 1950, ASME B16.34, IS 9395

View Globe Valve (IBR) options for Yeosu →

Ammonia & Fertiliser Plants Industry in Yeosu

Petrochemicals (Yeosu National Industrial Complex - largest in South Korea)Refining (GS Caltex Yeosu Refinery - 800,000 bpd, Asia's 4th largest)Olefins & Polymers (Yeochun NCC, LG Chem, Lotte Chemical, Hanwha)Specialty Chemicals (Kumho Petrochemical, Aekyung, DCC)Industrial Gases (Air Liquide, Linde, Air Products ASUs)Port & Marine (Gwangyang Bay - crude/product/chemical terminals)

Critical Valve Requirements

Hydrogen service valves must comply with NACE MR0103 (refinery sour service) - hardness limits on body, trim, and fasteners

Ammonia service - extended bonnets for cryogenic applications below −29°C; fire-safe design per API 607

Urea melt valves - SS316L trim with PTFE packing; no copper-based alloys (urea attacks copper)

IBR certification for all steam valves above 3.5 kg/cm² - Form III-C material cert and Form III-E hydraulic test

API 526 compliance for all pressure safety valves; back-pressure correction for superimposed back-pressure

Anti-static and fire-safe design for liquid NH₃ storage valves - API 607 7th edition minimum

Why Yeosu's Petrochemicals (Yeosu National Industrial Complex - largest in South Korea) Sector Needs Ammonia & Fertiliser Plants Valves

Yeosu on South Korea's southern coast is home to the Yeosu National Industrial Complex - the largest petrochemical cluster in Korea, anchored by the GS Caltex Yeosu Refinery (around 800,000 bpd, among Asia's largest single-site refineries) and including Yeochun NCC (YNCC), LG Chem, Lotte Chemical, Hanwha, and Kumho Petrochemical naphtha crackers and downstream polyethylene, polypropylene, synthetic-rubber, and specialty-chemical plants; the complex sustains heavy demand for API 6D ball valves, ASME B16.34 gate and globe valves, API 609 butterfly valves, and API 526 safety relief valves for crackers, aromatics, and polymer trains, alongside exotic-alloy and lined valves for corrosive streams; Korean procurement applies KS, ASME, and API standards with strict KGS (Korea Gas Safety) requirements for gas systems, fire-safe API 607 certification, and EN 10204 3.1 MTCs; the nearby Gwangyang Bay terminals and POSCO Gwangyang steelworks add pipeline, cooling-water, and utility valve demand; Vajra Industrial Solutions supports Yeosu EPC contractors and refinery turnaround teams with refinery-grade, fire-safe, and corrosion-resistant valve packages with full material traceability. Key facilities in the Yeosu area - including Yeosu National Industrial Complex (over 280 companies, petrochemical heart of Korea), GS Caltex Yeosu Refinery (800,000 bpd - one of Asia's largest single refineries), Yeochun NCC (YNCC - naphtha cracking centre, ethylene) - rely on Gate Valve (A217 WC9) for their petrochemicals (yeosu national industrial complex - largest in south korea) operations. Vajra Industrial Solutions supplies Gate Valve (A217 WC9), Ball Valve (A350 LF2), Safety Relief Valve, Globe Valve (IBR) for ammonia & fertiliser plants projects across South Jeolla, with full API 6D and API 526 (PSV) compliance documentation - EN 10204 3.1 material test certificates, API 598 pressure test reports, and third-party inspection co-ordination available for every order.

Delivery to Yeosu

Vajra Industrial Solutions offers export documentation and delivery to Yeosu in 7–14 business days. Emergency dispatch available for plant shutdowns and critical site requirements.

Also serving: Yeosu National Industrial Complex (over 280 companies, petrochemical heart of Korea), GS Caltex Yeosu Refinery (800,000 bpd - one of Asia's largest single refineries), Yeochun NCC (YNCC - naphtha cracking centre, ethylene), LG Chem & Lotte Chemical Yeosu olefins and downstream plants, Gwangyang Bay industrial port and Gwangyang POSCO steelworks nearby

FAQ - Ammonia & Fertiliser Plants Valves in Yeosu

Do you supply ammonia & fertiliser plants valves in Yeosu?

Yes. Vajra Industrial Solutions supplies Gate Valve (A217 WC9), Ball Valve (A350 LF2), Safety Relief Valve, Globe Valve (IBR) for ammonia & fertiliser plants applications in Yeosu, South Jeolla. Yeosu on South Korea's southern coast is home to the Yeosu National Industrial Complex - the largest petrochemical cluster in Korea, anchored by the GS Caltex Yeosu Refinery (around 800,000 bpd, among Asia's largest single-site refineries) and including Yeochun NCC (YNCC), LG Chem, Lotte Chemical, Hanwha, and Kumho Petrochemical naphtha crackers and downstream polyethylene, polypropylene, synthetic-rubber, and specialty-chemical plants; the complex sustains heavy demand for API 6D ball valves, ASME B16.34 gate and globe valves, API 609 butterfly valves, and API 526 safety relief valves for crackers, aromatics, and polymer trains, alongside exotic-alloy and lined valves for corrosive streams; Korean procurement applies KS, ASME, and API standards with strict KGS (Korea Gas Safety) requirements for gas systems, fire-safe API 607 certification, and EN 10204 3.1 MTCs; the nearby Gwangyang Bay terminals and POSCO Gwangyang steelworks add pipeline, cooling-water, and utility valve demand; Vajra Industrial Solutions supports Yeosu EPC contractors and refinery turnaround teams with refinery-grade, fire-safe, and corrosion-resistant valve packages with full material traceability. We offer export documentation and delivery to Yeosu in 7–14 business days with full documentation and third-party inspection.

What certifications are required for ammonia & fertiliser plants valves in Yeosu?

For ammonia & fertiliser plants in Yeosu, the applicable standards are: API 6D, API 526 (PSV), NACE MR0103, ASME B16.34, API 598, IBR (Steam Valves), IS 2825. All valves are supplied with full documentation including material test reports (EN 10204 3.1/3.2), pressure test certificates, and dimensional inspection reports. Third-party inspection (TPI) by EIL, Bureau Veritas, Lloyd's Register, or the client's nominated inspector can be arranged.

What is the delivery time for ammonia & fertiliser plants valves to Yeosu?

Standard stock sizes: export documentation and delivery to Yeosu in 7–14 business days. Custom sizes and special materials (Duplex, Hastelloy, P91): 4–8 weeks manufacturing lead time. Express dispatch available for urgent site requirements. Contact us at +91-9979774557 or sales@vajravyuh.com with your specification and required delivery date.

What valve material should I use for anhydrous ammonia service?

For liquid ammonia (−33°C to ambient), use A350 LF2 carbon steel body with PTFE seats and SS316 trim - no copper, brass, or zinc alloys. For synthesis loop gas (H₂/N₂ at 150–300 bar), use A217 WC9 (Cr-Mo alloy) gate valves verified against the API 941 Nelson curves for hydrogen attack. For urea melt (185°C, 150 bar), SS316L is mandatory - carbamate in the loop attacks carbon steel rapidly.

Do ammonia plant valves need NACE MR0103 certification?

NACE MR0103 (Materials Resistant to Sulfphide Stress Cracking in Corrosive Petroleum Refining Environments) applies when H₂S is present - common in ammonia plants using natural gas feedstock via desulphurisation. Key requirement: body and trim hardness ≤ HRC 22 (Rockwell C). If your feedstock is H₂S-free coal or electrolysis, NACE may not be mandatory, but most licensors (Haldor Topsoe, KBR, Casale) specify it as a precaution.