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Grade 8.8 Hexagonal Head Bolt for Machinery Engineering, Carbon Steel Fastener
US$0.50-4.00
100 Pieces
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon HeadModel NO.
boltConnection
WeldingHead Style
HexagonalStandard
ANSI, GBGrade
8.8Application
Machinery, Chemical Industry, BuildingFinish
BlackCondition
NewTransport
by Sea or AirDelivery Date
15-30 DaysFeature
DurableTransport Package
Wooden or PalletSpecification
AlloyTrademark
LanlongOrigin
ChinaHS Code
730471000Production Capacity
50000pieces/YearKey features
High Tensile Strength: Grade 8.8 performance with refined grain structure for heavy-load scenarios.
Durable Heat Treatment: Complete quenching and tempering process boosts hardness and fatigue resistance.
Anti-Rust Surface: Black oxide finishing provides basic rust prevention and mild wear resistance.
Precision Thread Profile: Complies with GB/T5782 and DIN931 standards for minimal pitch deviation.
Comprehensive Quality Audit: Multi-layer checks including Rockwell hardness and tensile load tests.
OEM & ODM Customization: Adjustable strength grades, surface coatings, and dimensions based on drawings.
Wide Size Range: Metric sizes from M6 to M48 with custom shank lengths available.
Fast Delivery: Short lead times with ample spot inventory for bulk orders.
Company profile
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: 1 year CertifiedNearest Port: Tianjin PorAverage Response Time: ≤1.35h
AI-Powered supplier vetting
SummaryThe supplier is a trade company based in Baoding, China, with limited international trade experience, having started exporting only a year ago. It offers comprehensive customization services and has ODM and OEM capabilities but lacks overseas infrastructure. Financial data is inconsistent, with some records showing zero revenues and profits, suggesting potential financial instability. The supplier's R&D is active with new product development but lacks SDK availability. Production is small-scale, with only one production line.
CertificationsThe supplier lacks any certification of supplier management systems, indicating no formal validation of their management processes.
Financial creditFinancial data reveals zero revenues and profits over the past two years, indicating potential financial instability.
Production capacityThe supplier operates only one production line with no ongoing volume reconciliation, indicating limited production capacity.
Customization capabilityExtensive customization services are offered, including full and flexible customization options, showcasing strong customization capability.
Product Q&A
Q:What is the material composition of the bolt?
A:
The bolts are fabricated from 45# carbon steel or 40Cr alloy steel.
Q:What mechanical grade does the bolt achieve?
A:
It reaches standard Grade 8.8 mechanical performance after heat treatment.
Q:What surface treatment is applied?
A:
The surface adopts black oxide finishing to form a compact anti-rust film.
Q:Are custom sizes available?
A:
Yes, metric sizes range from M6 to M48, and custom shank lengths are available on request.
Q:What customization options do you offer?
A:
We provide OEM & ODM services allowing adjustments to strength grades, surface coatings, and dimensions.
Send Inquiry
*To:
Baoding Lanlong Iron Industry Co., Ltd.
Baoding Lanlong Iron Industry Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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