Wholesale High Strength Black Torsion Cut Structural Bolt 10.9 Grade Complete Bolt Nut Washer Set for Global Steel Structure Projects

Name: Wholesale High Strength Black Torsion Cut Structural Bolt 10.9 Grade Complete Bolt Nut Washer Set for Global Steel Structure Projects
Brand: Guangzhou Strong Metal Co., Ltd
SKU: 2317687585

Guangdong, ChinaGuangzhou Strong Metal Co., Ltd

US$0.01

100-999 Pieces

US$0.008

1,000-4,999 Pieces

US$0.006

5,000-9,999 Pieces

US$0.001

10,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

High Strength Steel

Type

Hexagon Head

Connection

Structural Torshear Bolt / Tension Control Bolt

Head Style

Round

Standard

DIN, ANSI, GB, GOST

Grade

10.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Polishing

Length

Customized (20mm-200mm)

Other Material

Stainless Steel 304/316

Other Finish

HDG / Zinc / Dacrome / Blackening

Grade Level

10.9 / A2-70 / A4-70 / A4-80

Stainless Steel

201 / 304 / 316 / 316L / 410 / 430

Sample

Free Sample Available, Buyer Pays Freight

OEM & ODM

OEM / ODM / Customized to Drawings & Specification

Transport Package

Carton + Pallet / Wooden Box

Specification

M10-M36

Trademark

Strong Metal

Origin

Hebei, China

HS Code

7318150001

Production Capacity

3000 Tons Per Month

Key features

Made of premium carbon steel, alloy steel or stainless steel, with Grade 4.8/8.8/10.9/12.9 strength available. Strict quality control ensures excellent hardness, toughness and long service life for he

CNC machined with uniform, smooth threads for easy assembly and reliable locking. Compliant with DIN, ISO, GB and other international standards, ensuring consistent dimensions and interchangeability.

Custom sizes, lengths, thread types and grades are available. Multiple surface treatments (black oxide, zinc plating, hot-dip galvanizing) meet different anti-corrosion and application requirements, w

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Guangzhou Strong Metal Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤0.84h

About Our Factory & Business Background

AddressNo. 1012, South Feng Hui, No. 618, Xingangdong Road, Guangzhou, Guangdong, China

Our Production Capability & Technical Expertise

Main ProductsStrong Metal, Carbon Nut, Carbon Steel Fastener, Hardware Nut, Building Hardwares, Stainless Steel Bolt and Nut, Carbon Steel Bolt, Hexagon Nut, Bolt and Nuts

Product Q&A

Q:What materials and strength grades do you offer for these fasteners?

We provide carbon steel, alloy steel, and stainless steel options, with grades ranging from 4.8 to 12.9. Each product undergoes strict hardness and tensile tests to ensure stable performance in heavy-duty applications.

Q:Can you customize fasteners according to our drawings or special requirements?

Yes, we support full customization including sizes, lengths, thread types, and surface treatments (black oxide, zinc plating, hot-dip galvanizing). We also comply with DIN, ISO, GB, and ASTM standards to meet different market needs.

Q:What is your lead time and minimum order quantity?

For standard products, we can ship within 7-15 days. Custom orders take 15-30 days depending on the quantity. The MOQ is flexible, and we also offer OEM/ODM services with reliable after-sales support.