What's your Delivery Time?

Standard parts: 7-15days Non-standard parts: 15-25days We will make the delivery as soon as possible with the guarantee quality.

How to Custom-made (OEM/ODM)

If you have a new product drawing or a sample, please send to us, and we can custom-made the hardware as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

Which mode of transport would be better?

In general, the production are heavy, we advice to make delivery by sea, Also we respect your views of other transportation as well.

Heavy Hex Nut Black Oxide ASTM A194 2h L7 Black Plain

Name: Heavy Hex Nut Black Oxide ASTM A194 2h L7 Black Plain
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2000012165

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

US$0.50

100-4,999 Pieces

US$0.10

5,000+ Pieces

Product profile

Customization

Available

Material

Carbon Steel;Stainless Steel;Alloy Steel

Type

Hexagon Head

Model NO.

DIN ASME

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

4.8 8.8 10.9 12.9

Surface

Black, Plain, PTFE, Zinc, HDG

Package

Customized

Head Mark

Customized

Diameter

M2-M120, 1/2"-4"

MOQ

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

M2-M120, 1/2"-1-1/2"

Trademark

G&T

Origin

Shanghai, China

HS Code

73181600

Production Capacity

500 Tons/Month

Key features

Extensive Material Options: Available in Carbon Steel, Stainless Steel, Alloy Steel, and Brass.

Wide Grade Range: Covers ASTM A194 2, 2H, 4, 7, 7M, 8, 8M and A563 Gr. A, C, DH.

Diverse Surface Finishes: Offers Plain, Black Oxide, Zinc Plated, HDG, Nickel, Chrome, and PTFE.

Customizable Dimensions: Diameter ranges from M2-M120 and 1/2"-4" with custom head marks.

High Precision Capability: Strictly follows drawing tolerances for high precision parts.

Flexible Customization: OEM/ODM services available via drawings, photos, or samples.

Rapid Delivery: Standard parts in 7-15 days; Non-standard parts in 15-25 days.

ISO 9001 Quality Assurance: Processes strictly adhere to ISO9001:2008 procedures with strict QC.

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: ≤1.76h

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:Why choose us?

To provide our customers with first-class services in the supply of quality fasteners minimizing costs.

Q:How is quality ensured?

All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery.

Q:If you can not find on our website the product you need how to do?

You can send the pictures/photos and drawings of the products you need by email , we will check if we have them. We develop new models every month, Or you can send us samples by DHL/TNT, then we can develop the new model especially for you.

Q:Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?

Yes, we can, we can provide high precision parts and make the parts as your drawing.

Q:How should I order and make payment?

By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment.