Does the product come with a test report?

Yes, it comes with a certified test report.

What payment methods are accepted?

We accept T/T (Telegraphic Transfer) or L/C at sight.

7-1 Upper and Lower Kelly Valve Kelly Cock

Name: 7-1 Upper and Lower Kelly Valve Kelly Cock
Brand: Dongying Lake Petroleum Technology Co., Ltd.
SKU: 1938509555

Shandong, ChinaDongying Lake Petroleum Technology Co., Ltd.

US$700.00

10 Pieces

Product profile

Customization

Available

After-sales Service

Online Support

Warranty

Model NO.

XS-178

Manufacturing Process

Forging

Surface Treatment

Painting

Operation Pressure

Material

Alloy

Name

API 7-1 Upper and Lower Kelly Valve Kelly Cock

End

3-1/2 If

MOQ

1ea

Quality

High Level

Standard

API 7-1

Transport Package

Wooden Carton / Iron Carton

Specification

XS-178

Trademark

Origin

China

HS Code

84314310

Production Capacity

50000PCS/Month

Key features

API 7-1 Standard Compliance: Manufactured strictly following API 7-1 standards for reliable drilling operations.

H2S Corrosion Resistance: Resistant to H2S corrosion as per NACE MR0175 for harsh environments.

Multiple Pressure Ratings: Available in 30, 70, and 105 Mpa working pressure options.

Certified Quality Control: Comes with certified test reports and strict ISO 9001:2008 compliance.

Easy Manual Operation: Opens or closes with a simple 90-degree turn using a special wrench.

Broad Model Range: OD sizes from 86mm to 200mm with various thread connections.

Major Repair Kits: Major repair kits are available for every valve to ensure longevity.

Clear Operation Markings: Features identifiable open and close markings for safe operation.

Company profile

Exhibition ExperienceMulti-language PioneerYears of Export ExperienceCooperated with Fortune 500

Dongying Lake Petroleum Technology Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.86h

AI-Powered supplier vetting

SummaryThe supplier demonstrates customization, ODM, and OEM capabilities, with a new product reported in the past year and AutoCAD-based R&D. Quality processes include raw-material traceability, documented inspection instructions, and random finished-product inspection, but only one quality inspector is reported. Service procedures and complaint-handling procedures are documented and followed, although corrective/preventive actions lack written records. Overseas service infrastructure is limited: no overseas warehouse, showroom, agents, or branches, and overseas service coverage is listed as zero. Financial, certification, production scale, and customer-case evidence is insufficient for a definitive assessment. Sustainability and digital-management capabilities appear limited, with no ERP, CRM, SAP, or AI-based management implementation reported.

Supplier typeThe supplier is identified through its capabilities as a professional technical supplier, provides ODM services, and supplies OEM services for well-known brands. This supports classification as a technical manufacturing/OEM-ODM supplier, although the slices do not state a formal legal or industry supplier category.

After-Sales capabilityThe supplier has a clear customer-complaint handling procedure with followed records, and service assessment procedures with written procedures and records. However, it reports no overseas warehouse, showroom, agents, or branches, which limits documented overseas service infrastructure.

R&D capabilityThe supplier reports new products in the past year, ODM capability, AutoCAD use, and professional technical-supplier status. Conversely, it reports zero patents, no private mold design capability, no 3D software design service, no SDK, and no AI, ERP, CRM, or SAP-based digital-management capability, indicating some product-development capacity but limited documented innovation infrastructure.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also reports ODM service availability. This is direct evidence of broad customization capability.