How do you ensure material quality?

We use hand brace spectrum testing machines to test raw materials and completed products strictly before shipping.

What is the size range available?

We offer sizes from M5 to M64, as well as 1/4' to 2 1/2'.

What payment terms do you accept?

We accept T/T, Western Union, and LC (Letter of Credit).

Duplex 2520 Ss310s Domed Hex Cap Nut

Name: Duplex 2520 Ss310s Domed Hex Cap Nut
Brand: TAIZHOU FASTOOL INDUSTRY CO., LTD.
SKU: 802176515

Jiangsu, ChinaTAIZHOU FASTOOL INDUSTRY CO., LTD.

US$2.00

100-499 Pieces

US$1.30

500-4,999 Pieces

US$1.20

5,000-49,999 Pieces

US$1.10

50,000+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

DIN1587 M12

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, JIS, GOST, BSW

Grade

Ss310s , 1.4845 , Uns S31008

Price for The Size

M20 Hex Cap Nut

Marking

ID+310S

Packing

Small Box

Certificates

En10204-3.1b

Transport Package

CTN First, Then in Pallet

Specification

M6-64 1/4"-2 1/2" of dimeter

Trademark

Origin

Jiangsu, China

HS Code

7318150000

Production Capacity

50000PCS/Month

Key features

Anti-High Temperature Material: Made of SS310S, UNS S31008, 1.4845 for superior heat resistance.

Strict Quality Testing: Hand brace spectrum testing on every batch to guarantee 100% correct grade.

OEM Customization Available: Non-standard sizes and special parts available according to drawings or samples.

EN10204-3.1B Certification: Certificates provided for all orders upon request.

Short Delivery Time: Off-season lead time is one month; peak season is 1-3 months.

18 Years Experience: Service provided by sales team with 18 years of industry experience.

Wide Size Range: Available in sizes from M5 to M64 and 1/4' to 2 1/2'.

No MOQ Requirement: Small orders accepted without minimum quantity restrictions.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityRaw-Materials TraceabilityImporters and Exporters

TAIZHOU FASTOOL INDUSTRY CO., LTD.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-05-03Nearest Port: SHANGHAI, NINGBOAverage Response Time: ≤7.12hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier demonstrates OEM and ODM experience, broad customization options, ISO 9001 certification, three production lines, quality assurance, raw-material traceability, and documented finished-product inspection instructions. It also reports inventory capability, export rights, and lead times stated as within 15 workdays to one month. However, the evidence identifies important management and development gaps: no available R&D audit documentation, no new products in the past year, no SDK, no written corrective-action or complaint-handling procedures, no formal supplier-service procedures or approved supplier list, and no valid manufacturing-capacity contract with related subcontractors. Overseas service coverage is limited, with no overseas warehouse, showroom, agents, branches, or offline trade-show participation. Financial credibility cannot be assessed because the slices only identify reporting years and do not provide financial results.

Supplier typeThe supplier operates as a manufacturer offering OEM and ODM services, holds self-operated import and export rights, and provides multiple customization models. It has inventory capability, but no valid manufacturing-capacity contract with related subcontractors and no overseas service infrastructure such as warehouses, showrooms, agents, or branches.

CertificationsThe supplier reports ISO 9001 certification, which is explicit evidence of holding a recognized quality-management-system certification. No other certifications are identified in the provided slices.

R&D capabilityThe supplier reports technology-engineering support and new-product development responsibilities and offers ODM services. Against this, it has no available R&D design-input, output, review, verification, or validation documents, no SDK, no new products in the past year, and R&D engineers with less than five years of total experience.

Production capacityThe supplier operates three production lines, reports inventory capability, employs 6–10 quality-control staff, uses uniformly followed finished-product inspection instructions, and maintains quality assurance and raw-material traceability. Deficiencies include no valid capacity contract with related subcontractors, no continuous batch quantity reconciliation, and no outsourcing standard operating procedure.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM and ODM services, demonstrating broad stated customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one category of customer experience. No brand names, project details, volumes, product examples, or independently verifiable case information are provided.