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1/2" -20 Engine Cylinder Head Bolt Double End Thread
US$2.00
1,000 Pieces
Product specifications
dual thread stud
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon HeadModel NO.
CYLINDER HEAD BOLTConnection
Common BoltHead Style
HexagonalStandard
DIN, ANSI, GBGrade
10.9Application
Machinery, Chemical Industry, Environmental, BuildingFinish
BlackHeat Treatment
Yes Grade 12.9Magnet
YesSalt and Spry Test
YesTransport Package
Carton BoxSpecification
21*20*20Trademark
StableOrigin
ChinaHS Code
8708999990Production Capacity
1000000000Key features
Customization Support: Supports custom development via sample, CAD, STP, and IGS drawings.
ISO9001 & TS16949 Certified: Manufacturing controlled under TS 16949 quality system standards.
Atmosphere Furnace Heat Treatment: Heat treatment to imporve the hardness of the NPT plug
Salt Spray Resistance: Zinc coating passes 24-hour white rust and 48-hour red rust tests per ASTM B117.
Raw Material Verification: Mechanical and chemical properties tested before mass production to ensure strength.
Customize:we can provide the production according to your dimension requirement
Company profile
Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤2.66h
AI-Powered supplier vetting
SummaryJinjiang Sidebo Technology Industrial Co., Ltd. is a Chinese supplier focused on stamping, welding, bending, plastic injection, and aluminum die casting, with nearly 40 years of experience. It holds a TS 16949 quality system certification and emphasizes quality control in automotive parts production. Despite having a substantial annual production output, the company lacks overseas warehouse and showroom services, and has not participated in offline trade shows. Its R&D capabilities are limited, with no new products developed in the past year, and it does not provide ODM or OEM services. The supplier lacks structured after-sales service procedures and records.
Supplier typeThe supplier is a trading company and manufacturer/factory based in Fujian, China, operating as a limited company.
CertificationsThe supplier holds a TS 16949 quality system certification, ensuring adherence to rigorous quality standards in its production processes.
After-Sales capabilityThe supplier lacks written procedures and records for handling after-sales services and customer complaints, indicating a deficiency in service capability.
R&D capabilityThe supplier has not developed new products in the past year and does not offer ODM or OEM services, suggesting limited innovation capability.
Production capacityThe supplier has extensive experience in production processes and a substantial annual output of automotive parts, indicating strong production capability.
Customization capabilityThe supplier offers various customization services, including from samples and designs, demonstrating flexible customization capabilities.
Product Q&A
Q:Can you customize the product based on my drawings?
A:
Yes, we support custom development using samples, CAD, STP, and IGS drawings.
Q:What quality certifications do you hold?
A:
We are certified under ISO9001 and control quality according to the TS 16949 system.
Q:How do you ensure the bending angle accuracy?
A:
We use CNC bending machines for single-pass processing and verify angles using calibrated inspection gauges.
Q:What surface treatment is applied to the steel pipes?
A:
We apply zinc coating to prevent rust, as it is more resistant to water and particle shedding than powder coating.
Q:How is the leak testing performed?
A:
Pipes are tested with 1.2 Bar air pressure for 30 seconds; any drop in pressure indicates a leak requiring rework.
Send Inquiry
*To:Jinjiang Sidebo Technology Industrial Co., Ltd.
Jinjiang Sidebo Technology Industrial Co., Ltd.*Content:
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