What is the maximum working pressure?

The RV1 series has a max working pressure of 300psig, while the RV2 series supports up to 6000psig.

Are the valves tested before delivery?

Yes, all products undergo 100% factory testing, including visual and function inspections, to ensure crack and reseal performance.

Nailok High Quality Spring Adjustable Safety Relief Valve 15-5000psi Cracking Pressure

Name: Nailok High Quality Spring Adjustable Safety Relief Valve 15-5000psi Cracking Pressure
Brand: Suzhou Nai Lok Fluid Technology Co., Ltd.
SKU: 2031967475

Jiangsu, ChinaSuzhou Nai Lok Fluid Technology Co., Ltd.

US$105.00

1-99 Pieces

US$95.00

100+ Pieces

Sample price:US$105.00/piece.Request sample

Product profile

Customization

Available

Media

Gas Oil Water

Standard

ASTM

Model NO.

Certification

ISO

Temperature

Ordinary Temperature

Connection

Thread

Pressure

Adjustable

Closed

Structure

Spring

Material

Stainless Steel

MOQ

1 PCS

Cracking Pressue

15-5000psi

Size

1/4 to 2 Inch

Connection Type

Male Female Od

Transport Package

Carton/Wooden

Specification

50x40x30

Trademark

NAILOK/OEM

Origin

China

Key features

Adjustable Cracking Pressure: External adjustment range from 10-250psig to 225-6000psig with lock wire capability.

High Pressure Resistance: Max working pressure up to 6000psig with compact body for small space installation.

Premium Material Quality: Constructed from 316 Stainless Steel ensuring durability and corrosion resistance.

Back Pressure Balance: Balance stem design eliminates the effect of system back pressure on performance.

100% Factory Tested: Every unit undergoes strict visual and function inspection for crack and reseal performance.

Flexible Customization: Customizable MOQ, cracking pressure, size, and connection types based on samples or designs.

Fast Delivery Options: Stock items available for immediate delivery with peak season lead time within 15 workdays.

Company profile

Importers and ExportersIn-stock CapacityManagement CertificationQuality Assurance

Suzhou Nai Lok Fluid Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.25h CertifiedTerms of Payment: LC, T/T CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with special-equipment design, manufacturing, transformation, repair, inspection, and testing activities subject to applicable approvals. It provides 3D software design and broad customization options, including customization from designs and samples. Quality assurance, raw-material traceability, and uniformly followed finished-product inspection instructions are documented. The supplier has in-stock capability and reports export activity, but has exported for only three years and may use export agents. Key limitations include no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agent, or branch, no overseas service coverage, and no offline trade-show participation. Corrective-action and complaint-handling procedures lack written procedures or records. ISO 9001:2015 certification is reported. Financial information is inconsistent and insufficient for a reliable credibility assessment.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier. Its stated business scope covers special-equipment design, manufacturing, transformation, repair, inspection, testing, sales, and leasing, with certain activities subject to regulatory approval.

CertificationsThe supplier reports quality assurance and traceable identification of raw materials, and holds an ISO 9001:2015 certificate. However, the slices do not provide certificate validity dates or scope details.

After-Sales capabilityThe supplier lacks overseas warehouses, showrooms, agents, branches, and stated overseas service coverage. It also has no written procedures or records for corrective and preventive actions or effective customer-complaint handling, indicating a documented after-sales weakness.

R&D capabilityThe supplier is described as a professional technical supplier and provides 3D software design services. Its business scope also includes special-equipment design, supporting a demonstrated technical-design capability.

Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, as well as customization from customer designs and samples. This is direct evidence of broad customization capability.