What are the payment terms?

For samples: 100% T/T with the order. For production: 30% deposit by T/T before production, and the balance to be paid before shipment. We also accept L/C, D/A, D/P, West Union, and PayPal.

What is the minimum order quantity?

The minimum order is according to customer demand, with a general minimum of 1 Pc.

How can I order custom products not listed on your website?

You can send pictures, photos, drawings, or samples by email or DHL/TNT. We will check availability or develop a new model specifically for you.

ASME B18.5.2 Galvanized A2f J429 Grade 2 5 8 M14 M16 M20 M22 Carriage Bolt

Name: ASME B18.5.2 Galvanized A2f J429 Grade 2 5 8 M14 M16 M20 M22 Carriage Bolt
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2038513185

Shanghai, ChinaShanghai G&T Industry Co., Ltd.

US$0.01-2.00

1,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

M14 M16 M20 M22

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

4.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Blue-White Zinc Plated

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

M3-M100; 1/8" - 4"

Trademark

G&T

Origin

Shanghai, China

Production Capacity

500 Tons/Month

Key features

Wide Material & Grade Range: Carbon steel, alloy steel, stainless steel, brass with grades 4.8 to 12.9 and A2/A4 series.

Extensive Finish Options: Blue-white zinc plated, black oxide, HDG, nickel, chrome, PTFE, Dacromet, and more.

High Precision Customization: Strictly follow drawing tolerances for high precision parts and custom-made hardware.

Comprehensive Standard Compliance: Meets ASME/ANSI B 18.2.1, DIN 603, ISO, and other international fastener standards.

Flexible OEM/ODM Service: Customize from samples or designs with professional advice to maximize product performance.

Robust Quality Assurance: ISO9001:2008/2015 certified with strict quality control from production to delivery.

Fast Delivery for Standard Parts: Standard parts delivered in 7-15 days; non-standard parts in 15-25 days.

Large Supply Capacity: Supply ability of 1000 tons per month with one-stop shopping and competitive pricing.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceFast DeliveryManagement Certification

Shanghai G&T Industry Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.50h

AI-Powered supplier vetting

SummaryShanghai G&T Industry Co., Ltd. is identified as a limited trading company offering bolts, nuts, threaded rods, stud bolts, and customized fasteners. The supplier reports broad customization, ODM capability, new products launched during the past year, and OEM service for well-known brands. Stated annual productivity includes 6,000 tons of thread rods, 5,000 tons of bolts, 5,000 tons of nuts, 3,000 tons of washers, and 3,000 tons of stud bolts. Service procedures include documented supplier assessment, corrective and preventive actions, and customer complaint handling, with lead times within 15 workdays in both peak and off-season. However, the supplier has no overseas agents or branches, overseas warehouse, showroom, or inventory capability. Raw-material traceability, quality assurance status, outsourcing controls, and contract status are unknown. An audit by TUV Rheinland is recorded, but the audit type and evaluation result are not sufficiently interpretable from the provided values.

Supplier typeThe supplier is a limited company classified as a trading company, with a stated business scope covering metal materials, hardware, machinery, and related products. Its offered products are bolts, nuts, threaded rods, stud bolts, and customized fasteners, and it is not identified as part of a larger company group.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. It has no overseas agents or branches, overseas warehouse, showroom, or in-stock service capability, which limits local and immediate after-sales support.

R&D capabilityThe supplier reports new products during the past year, ODM service, and multiple design-based customization options. It does not have an available SDK, but the available evidence supports product development and design capability.

Production capacityReported annual productivity is 6,000 tons of thread rods, 5,000 tons each of bolts and nuts, and 3,000 tons each of washers and stud bolts. Lead time is stated as within 15 workdays in both peak and off-season; however, the supplier also reports no inventory capability, while outsourcing procedures and manufacturing-capacity contracts remain unknown.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its product scope also expressly includes customized fasteners, and it reports ODM capability.

Product Q&A

Q:What materials and grades are available?

We offer Carbon Steel, Alloy Steel, Stainless Steel, and Brass. Grades include SAE J429 Gr.2, 5,8; ASTM A307Gr.A; Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9; and A2-70, A4-70, A4-80.

Q:What surface finishes can be provided?

Options include Plain, Black oxide, Zinc Plated (Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome, PTFE, Dacromet, Geomet, Magni, Zinc Nickel, and Zinteck.

Q:How is product quality ensured?

All processes strictly adhere to ISO9001:2008/2015 procedures. We have strict quality control from producing to delivery, supported by strong technology and experienced management.

Q:Can you customize parts based on drawings?

Yes, we can strictly follow the tolerance on the drawing and meet high precision requirements. We can make parts exactly as your drawing or develop new models from samples.

Q:What are the delivery times for standard and non-standard parts?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We aim to make delivery as soon as possible while guaranteeing quality.