What are your payment methods?

We accept 30% T/T deposit and 70% before shipping, as well as L/C and D/P. Detailed terms can be discussed via email.

What is your standard packaging?

Standard is 20-25 kg per carton, 36 or 48 cartons per pallet (approx. 900-960 kg). Custom packaging and logo printing are available.

Do you accept custom designs for products or boxes?

Yes, we accept customized designs for both products and packaging with a professional design team to meet your specifications.

How can I verify your company legitimacy?

We are verified suppliers on Made-in-China and undergo a rigorous certification process to ensure we are a legitimate manufacturer.

Can I visit your factory?

Yes, we welcome factory visits at any time. Please contact us beforehand to arrange transportation from the airport or train station.

Stud Bolt

Name: ASTM A320 B7 L7/ L7m Blue Green Red PTFE Coated High Strength Threaded Rods / Stud Bolt
Brand: Bolnut Fastener Co., Ltd
SKU: 2225158265

Jiangsu, ChinaBolnut Fastener Co., Ltd

US$0.10

1 Piece

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Round Head

Model NO.

Thrread rods M14-M36

Connection

Common Bolt

Head Style

Cross Head

Standard

DIN, ANSI, GB, JIS, BSW

Grade

4.8/6.8/8.8/10.9/12.9/Gr.2 5 8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Plain/Black

MOQ

10000pieces

Thread

Metric

Name

Rod

Ceteficate

ISO9001

Transport Package

20-25kg/Carton+900kg Pallet

Specification

M4-M100 1/4-4"

Trademark

BNT

Origin

China

HS Code

731815

Production Capacity

1000ton/Month

Key features

Diverse Material Options: Available in SS201, SS303, SS304, SS316, SS316L, SS904L, and F593 stainless steels.

Wide Grade Range: Offers grades 4.6 to 12.9 for DIN, SAE Gr.2/5/8, and ASTM 307A/B, A325, A394, A490, A449.

Multiple Finishing Options: Includes Zinc (Yellow/White/Blue/Black), HDG, Black Oxide, Geomet, Dacroment, Anodization, and Nickel plating.

Customized Fastener Production: Cold forging for M2-M24, hot forging for M24-M100, and CNC machining for custom requirements.

Free Sample Availability: Free samples provided for standard fasteners with express charges covered for existing customers.

Bespoke Customization Service: Tailored fasteners based on customer samples and detailed drawings for unique applications.

Flexible Packaging Solutions: Standard 20-25kg/carton with option to print customer logos or customize packaging.

Verified Manufacturer Status: Verified supplier on Made-in-China with rigorous certification and over 13 years of export experience.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceFast Delivery

Bolnut Fastener Co., Ltd

Jiangsu, 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: 13 YearsNearest Port: SHANGHAI , NINGBO ,ZHAPU , SHENZHEN, TIANJINGAverage Response Time: ≤0.90h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Zhangjiagang, Suzhou, with business scopes covering labor protection products, apparel, textiles, communication equipment, electronics, and certain medical protective products. It is described as a professional technical supplier and offers multiple customization modes, ODM services, and OEM services for popular brands. However, it has only one R&D engineer, launched no new products in the past year, and does not provide 3D software or SDK services. Service procedures and complaint-handling procedures exist, but supplier approval records are incomplete. Financial information is represented only by reporting years, without performance values. No overseas warehouse, showroom, overseas branch or offline trade-show participation is reported.

Supplier typeThe supplier is explicitly classified as a trade company, while its stated scope includes labor protection products, apparel, textiles, medical protective equipment, communication equipment, and electronic products. It is also identified as a professional technical supplier, indicating a trading-oriented business with technical and customization support rather than confirmed manufacturing status.

After-Sales capabilityThe supplier has a clear complaint-handling procedure with followed records, and it has a corrective and preventive action mechanism with implementation records. However, its general service-assessment procedure has no records, and its approved-supplier list lacks approval signatures or dates, indicating documented but incompletely controlled service processes.

R&D capabilityThe supplier is identified as a professional technical supplier and offers ODM services, but it has only one R&D engineer, launched no new products in the past year, and lacks both 3D software design and SDK capabilities. This shows some technical development and design support, but limited demonstrated innovation output and digital R&D capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, directly evidencing broad customization and design-manufacturing support.

Client casesA repeat-buyer preference of 50%–80% is reported, and the supplier states that it provides OEM services for popular brands. These are positive customer-related indicators, but no named customers, specific projects, order examples, or independently verifiable case details are provided.