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Stainless Steel B7 Stud Bolt and 2h Heavy Hex Nut

Name: Stainless Steel B7 Stud Bolt and 2h Heavy Hex Nut
Brand: Dongying Lake Petroleum Technology Co., Ltd.
SKU: 2044297205

Shandong, ChinaDongying Lake Petroleum Technology Co., Ltd.

US$12.00

1 Piece

Product profile

Customization

Available

After-sales Service

Online Guide and Service

Warranty

6 Months

Model NO.

api

Manufacturing Process

Forging

Surface Treatment

Plain, Black , Zinc Plated, Yellow Zinc Plated

Operation Pressure

Atmospheric Pressure

Material

Alloy or Stainless Steel

Product Standard

ASTM A193 (B7 Studs), ASTM A194 (2h Nuts)

Material Composition

B7: Chromium-Molybdenum Steel (AISI 4140/4142)

Thread Specification

ASME B1.1 (Unc/Unf Thread Series)

Temperature Range

-29°c to +425°c (-20°f to +800°f)

Transport Package

Standard Export Package

Specification

A194, A193

Trademark

Lake

Origin

China

HS Code

843143

Production Capacity

50000PCS Per Month

Key features

API Certified Quality: Products meet API 20E/20F standards with BV and API certification for oilfield safety.

Wide Material Options: Available in Alloy Steel and Stainless Steel including ASTM A193 B7 and A194 2H.

Comprehensive Surface Treatment: Options include Plain, Black, Zinc Plated, and Yellow Zinc Plated finishes.

OEM and ODM Services: Full customization, minor customization, and flexible customization from samples or designs.

Global Application Scope: Suitable for Wellheads, Valves, BOPs, Trees, Risers, and HPHT equipment.

Strict Quality Control: ISO9001, SGS, and CTI certified with random visual inspection and traceability.

Flexible Customization: Customization available from samples, designs, and full customization options.

Competitive Pricing: High quality products offered with competitive prices and safe payment terms.

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: ≤2.45h

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.