How long is the delivery time?

Delivery time is typically 30-35 days, with peak season lead times varying from 15 workdays to 3 months.

Are samples available for testing?

Yes, samples are available for customers to check quality before bulk ordering.

What payment terms are accepted?

Accepted payment terms include LC, T/T, D/P, PayPal, Western Union, Money Gram, and small-amount payments.

ASTM A193 B7m Alloy Steel 4140/4142 Hex Bolt and 2hm Nut

Name: ASTM A193 B7m Alloy Steel 4140/4142 Hex Bolt and 2hm Nut
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2249910325

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.05

1,000-9,999 Pieces

US$0.03

10,000-99,999 Pieces

US$0.02

100,000+ Pieces

Product specifications

Diameter

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Alloy Steel

Type

Hexagon Head

Model NO.

B7M Hex Bolt

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST, En/ASME/ASTM

Grade

B7m

Application

Machinery, Chemical Industry, Environmental, Building, Heavy Industry/General Industry

Finish

Polishing

Thread

Unc/Unf

Measurement System

Metric

Quality Control

100% Inspection

Sample

Sample Avaliable

Deliver Port

China

Delivery Time

30-35days

Service

OEM ODM

Surface Treatment

Plain

Transport Package

Carton+Pallet

Specification

M4-M52, according to customer request

Trademark

Origin

China

HS Code

731815

Production Capacity

50000PCS/Month

Key features

Customizable Specifications: Diameter M4-M52, standards, and finishes can be customized according to customer requests.

OEM and ODM Service: Professional engineers provide OEM and ODM services tailored to specific customer needs.

Strict Quality Control: 100% inspection with advanced equipment including tensile testers and hardness testers.

Wide Application Range: Suitable for machinery, chemical industry, building, heavy industry, and wind energy sectors.

Fast Response Time: Customer inquiries are responded to within 24 hours for efficient communication.

Certified Quality: Products hold ISO9001-2008, SGS, CTI, and RoHS certificates ensuring high quality.

Flexible Packaging: Bulk packing in cartons on wooden pallets, customizable to special customer demands.

Samples Available: Samples are available for customers to verify quality before placing large orders.

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤1.80hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.