What are your payment terms?

We accept T/T, L/C, D/P for general orders, and PayPal/Western Union for small or sample orders.

Do you accept small orders?

Yes, we accept orders of any size and maintain stock for various fasteners, with the ability to produce quickly.

What is your packing method?

Our standard packing is 20-25kg per carton, with customized options available upon request.

ASTM A320 Grade L7 Threaded Studs

Name: ASTM A320 Grade L7 Threaded Studs
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2115368725

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Material

Steel

Surface Finishing

Zinc Plated

Model NO.

ASTM A320

Grade

L7 L7m L43

Certification

ASTM

Customized

Packing

Pallets

Studs Type

Metric Studs B1=1.25D

Finish

Zinc

Application

Industry

Customized Support

OEM

Surface Treatment

Zinc Plated

Transport Package

Carton+Pallet

Specification

M6-M100

Trademark

ningbo-bolt

Origin

Ningbo, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

OEM/ODM Customization: Supports full customization from samples, designs, and flexible minor adjustments.

Lifetime Warranty: Comprehensive lifetime warranty support for all products ensuring long-term reliability.

Strict Quality Control: ISO9001 certified process with 100% qualified products and MTC provided.

Fast Delivery: Stocked items delivered within 15 days; bulk orders take 25-35 days.

Flexible Payment: Accepts T/T, L/C, D/P, PayPal, and Western Union for various order sizes.

Free Samples: Free standard fastener samples available for new and old customers.

Manufacturer Direct: Direct factory sales with extensive experience in fastener production.

Any Order Size: Accepts orders of any size with ready stock for various fastener types.

Company profile

High Repeat Buyers Choice

Ningbo Steel Bolt Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: >24h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier and operates as a combined company involved in producing and selling fasteners, hardware products, auto parts, and oil pipeline fittings. It supports extensive product customization, including samples, designs, full customization, minor customization, and flexible customization. The supplier reports two production lines and one presence in a main export market, with an average lead time of one month in both peak and off-season periods. However, it lacks 3D software design services, SDK availability, in-stock capacity, overseas warehouses, overseas agents or branches, and offline trade-show participation. Finished products are checked by packing staff, while no written procedures or records are used for assessing service capability. The provided information does not establish certifications, financial strength, after-sales performance, or customer case history.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. It is a combined company whose stated business scope includes production and sales of fasteners, hardware products, auto parts, and oil pipeline fittings, as well as related import and export activities.

R&D capabilityThe supplier is identified as having professional technical research and development capability, and it offers multiple forms of customization. However, it explicitly does not provide 3D software design services and has no available SDK, so the evidence supports technical customization but not broader digital or software innovation capability.

Production capacityThe supplier reports two production lines, one-month average lead times in both peak and off-season, and six years of exporting experience. Countervailing controls are limited: finished products are checked by packing staff, there is no continuous quantity reconciliation for each batch or production run, no outsourcing SOP, no valid manufacturing-capacity contract with related subcontractors, and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad product-design and modification capability, although 3D software design services are not available.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturer of fasteners with extensive experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.

Q:Do you provide OEM/ODM services?

Yes, we accept OEM/ODM orders and support customization from samples, designs, and flexible adjustments.

Q:How do you guarantee quality?

We adhere to strict quality control measures following the ISO9001 system, ensuring 100% qualified products with lifetime warranty support and providing MTC and mill certificates.

Q:Do you provide free samples?

New customers can receive free samples for standard fasteners, with express charges covered by the client. Old customers receive free samples with express charges covered by us.

Q:What is your delivery time?

Stocked goods can be delivered within 15 days, while larger quantities may take 25-35 days.