How to confirm customized products?

We can customize different sizes according to your requirements by first making samples and providing them to you.

How to know the price?

Price depends on specifications, dimensions, thickness, diameter, etc. Larger orders result in lower unit prices.

Can you produce according to the sample?

Yes, we can produce according to your samples or technical drawings and manufacture molds and fixtures.

How long does the sample take? Is the sample free?

Samples are free, only shipping fees are charged. Inventory products ship within 3-5 days; OEM products depend on production time.

How can you ensure the quality of your products?

We make samples for confirmation before mass production, follow regulations during production, and conduct 100% testing before delivery.

What is your after-sales service?

We take responsibility for defective goods if there are quality issues that differ from those described in large-scale production.

How can you maintain a good long-term relationship with our business?

We maintain good quality and competitive prices, respect every customer, and treat them as friends regardless of origin.

Accessories: Carbon Steel High-Pressure Standard Thread Test Coupling

Name: Accessories: Carbon Steel High-Pressure Standard Thread Test Coupling
Brand: Qingdao Restart New Material Technology Co., Ltd
SKU: 2042043122

Shandong, ChinaQingdao Restart New Material Technology Co., Ltd

US$9.40-9.80

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Standard

DIN

Material

Stainless Steel

Model NO.

1/4

Connection

Male

Surface Treatment

Galvanized Sheet

Head Type

Hexagon

Fluids

Hydraulic Oils, Mineral Oils, Other Fluids

Shipment

Sea and Land Transportation

Quality

Excellent Quality

pH(Bar)

630bar

Cleaning Process

Standing Cleaning and Package

Thread Size

G1/4" or Others

Sealing

Nitril Bunan(NBR)

Working Temperature

-30℃~+125℃

Material Type

Galvanised Carbon Steel

Sample

Provide Samples

Price

Affordable Price

Sealing Types

O-Ring Sealing, Mental Sealing Edge, etc

Body Type

Straight, Elbow, 45 Degree, 90 Degree

Transport Package

Box

Specification

1/4

Trademark

rsd

Origin

Qingdao

HS Code

9026900000

Production Capacity

20000mts/Day

Key features

Customization Options: Full customization, minor customization, and flexible customization available based on samples or designs.

ISO Certifications: Certified with ISO9001:2015, ISO40001:2018, and ISO14001 for quality and environmental management.

Material Versatility: Galvanized carbon steel standard; Stainless steel AISI326/304 available on request.

Sample Availability: Free samples provided for inventory products; shipping fees apply.

Quality Control: 100% inspection before delivery with dedicated testing personnel and real-time monitoring.

Production Capability: Capable of producing according to customer samples or technical drawings with mold manufacturing.

Warranty Commitment: Responsibility taken for defective goods differing from large-scale production descriptions.

Company profile

Qingdao Restart New Material Technology Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.89h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and trading activities, R&D and customization capability, more than ten production lines in one dataset, and stated production of 3,000,000 meters of centralized lubrication hose. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and reports documented procedures for supplier assessment, corrective actions, and complaint handling. However, overseas service infrastructure is limited: it reports no overseas warehouse, showroom, agent, or branch. Financial credibility cannot be positively assessed because multiple financial fields are reported as zero and the datasets contain inconsistent operating-scale information. Customer-case evidence is also insufficient; participation in Hannover Messe is documented, but no specific customer or project references are provided.

Supplier typeThe supplier’s stated scope covers bio-based, synthetic, plastic, and metal-related products, as well as hydraulic components and import/export activities. Manufacturing indicators include more than ten production lines in one record, while another record states four production lines, so the supplier is best characterized as a manufacturer and trading/export supplier with inconsistent capacity data.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications. It also reports conducting regular fire drills during the past year, providing explicit evidence of formal quality, occupational safety, and environmental management certifications.

After-Sales capabilityDocumented procedures and records are reported for service assessment, corrective and preventive actions, and customer complaints. However, the supplier reports no overseas warehouse, showroom, agent, or branch; therefore, formal process capability is evident, but overseas service coverage is limited.

Financial creditFinancial evidence is contradictory and insufficient for a positive assessment: several 2025 revenue, cost, profit, gross-margin, and current-ratio fields are reported as zero, while another record reports annual revenue and export revenue values and a separate production-output range. The stated current ratio of zero and inconsistent financial records raise material credibility concerns.

R&D capabilityThe supplier reports two years of total R&D engineer experience, new products during the past year, ODM services, and an available SDK. These entries demonstrate stated R&D and development-service capability, although the limited reported engineering experience constrains the strength of the assessment.

Production capacityThe supplier reports more than ten production lines and annual centralized lubrication hose output of 3,000,000 meters, but another record states four production lines. It also reports 41–50 quality-control staff and explicitly states that ongoing quantity reconciliation is not performed for every batch or mass production run, indicating meaningful capacity with a documented production-control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage, supported by its stated ODM service availability.