Powered by Made-in-China.com
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon HeadModel NO.
U boltConnection
Common BoltHead Style
HexagonalStandard
DIN, ANSI, GB, JIS, BSWGrade
4.8Application
Machinery, Chemical Industry, Environmental, BuildingFinish
Blue-White Zinc PlatedThread
Full ThreadedCertificate
ISO9001:2008Delivery Time
15-20daysCustomized
YesTransport Package
Bulk in Carton Then PalletizedSpecification
M6-M52Trademark
sindkoOrigin
ChinaHS Code
7318150000Production Capacity
300 Tons Per MonthKey features
Diverse Material Options: Available in Stainless Steel, Carbon Steel, Aluminum, and Brass.
Wide Size Range: Diameter M3-M64 and Length 8-400mm to suit various needs.
Multiple Standards: Complies with DIN, ANSI, GB, JIS, and BSW standards.
Customization Available: Full customization offered for large quantity orders.
Certified Quality: ISO9001:2008 and CE certified production standards.
Fast Delivery: 15-20 days delivery time upon order confirmation.
Flexible Packaging: Bulk in cartons with plastic bags or customized palletizing.
Global Export Experience: Over 10 years experience exporting 50 containers annually.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Full Customization CertifiedExport Year: 6 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.57h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryQingdao Sindko Metal Products Co., Ltd. is a China-based limited company in Shandong that operates as both a trading company and manufacturer/factory. It specializes in hose clamps and related metal products, with over 18 years of stated production experience. The supplier reports more than 10 production lines, 21–30 quality-control staff, 11–20 years of R&D-engineer experience, broad export-market coverage, and one-month lead times in both peak and off-season periods. However, the records also state only three total employees, no stock, overseas warehouse, overseas showroom, overseas agents or branches, and no participation in offline trade shows. CE is listed as a certification, and regular fire drills were conducted, but no factory environmental impact assessment report is available. R&D, ODM, popular-brand OEM, and SDK capabilities are explicitly unavailable. Financial credibility and customer cases cannot be adequately assessed from the supplied information.
Supplier typeThe supplier is identified as Qingdao Sindko Metal Products Co., Ltd., a Chinese limited company operating as both a trading company and manufacturer/factory. Its stated specialization is hose clamps and related products, including pipe clamps, channels, slotted angles, and strut fittings.
CertificationsCE is listed under the supplier’s sustainable development and product certification capability, providing explicit evidence of certification holding. However, no broader certification portfolio or factory environmental impact assessment report is stated.
R&D capabilityThe supplier reports 11–20 years of total R&D-engineer experience, but it explicitly had no new products in the past year, provides no ODM service, offers no SDK, and does not provide OEM services for popular brands. The explicit lack of recent product development indicates a deficiency in demonstrated innovation capability.
Production capacitySindko states over 18 years of production experience, operates more than 10 production lines, has 21–30 quality-control staff, and reports one-month average lead times in both seasons. These records provide explicit evidence of established production and quality-control capacity, although the separate record stating only three total employees creates a data inconsistency.
Customization capabilityThe supplier’s business scope and product range cover hose clamps, pipe clamps, and related mechanical products, but the records explicitly state no ODM service and no popular-brand OEM capability. No direct evidence of broader customer-specific customization is provided.
Product Q&A
Q:What materials are available for this bolt?
A:
We offer Stainless Steel (SS201, SS304, etc.), Carbon Steel (Grade 4.8-12.9), Aluminum, and Brass.
Q:What is the size range of the bolts?
A:
Diameter ranges from M3 to M64, and length ranges from 8mm to 400mm.
Q:Do you offer customization services?
A:
Yes, we can customize products for you as long as the quantity is large enough.
Q:What is the delivery time?
A:
The delivery time is 15-20 days from confirming the order for one container.
Q:What are the minimum order quantities?
A:
The minimum order quantity is 1000 pieces.
Send Inquiry
*To:
Qingdao sindko metal products Co., Ltd.
Qingdao sindko metal products Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Zinc Plated with Carbon Steel U Bolt Blue White Zinc Bend Bolt
US$0.20-1.00
100 Pieces(MOQ)
Carbon Steel Factory Sale Fasteners Blue White Zinc Plated U-Bolt
US$1,010.00-1,040.00
1 Ton(MOQ)
Blue White Zinc Plated Galvanized Grade 8.8 10.9 12.9 DIN3570 U Bolt
US$0.05-0.15
10 Pieces(MOQ)
Carbon Steel 4.8gr Blue-White Zinc Plated U Bolt
US$0.01
1,000 Pieces(MOQ)
Zinc-Plated U-Shaped Bolts Blue White Galvanized Greenhouse Tubing Fixing Mount Assembly Parts
US$0.50
10,000 Pieces(MOQ)
Blue White Zinc Plated Carbon Steel Grade 4.8 U Bolt for Pipe Support and Machinery Fastening
US$0.03-0.07
100 Pieces(MOQ)
Blue White Zinc Plated U Bolt Pipe Clamp
US$0.02
1,000 Pieces(MOQ)
Blue White Zinc Plated Galvanized Grade8.8/10.9/12.9 DIN 3570 U Bolt Ubolt
US$1.00
1,000 Pieces(MOQ)
Carbon Steel Black Oxide Hot DIP Galvanized Blue White Zinc Plated U Bolt and Nut
US$0.03-0.05
1,000 Pieces(MOQ)
Pipe Clamp Solar Mounting Used Threads Ended Carbon Steel White-Blue Zinc Plated U-Bolt
US$0.03-0.30
10,000 Pieces(MOQ)
White Blue/Yellow Zinc Plated U Bolt Made in China
US$0.48-0.50
1,000 Pieces(MOQ)
Carbon Steel Grade 4.8 6.8 8.8 10.9 12.9 blue White Zinc U Bolt
US$0.005-0.03
10,000 Pieces(MOQ)
ASME B18.2.1 ASTM A193 B7 Hex Bolt Blue White Zinc Plated En 10204 3.1 for Oil & Gas Flange Connection
US$0.02-0.04
1,000 Pieces(MOQ)
DIN6921 M5-M14 Carbon Steel Blue Yellow White Zinc Plated Hexagon Flange Bolt
US$0.06-0.10
1,000 Pieces(MOQ)
High Tensile Strength Blue White Zinc Plated ASTM F1554 Grade 36 55 105 1/2" 1" Unc Unf Hex Flange Bolt
US$0.50-2.00
100 Pieces(MOQ)
Dln933 GB5783 Carbon Steel M16*70 Hex Bolts Blue-White Zinc Plated Hexagonal Bolts
US$0.06
100 Pieces(MOQ)
High Quality Complete Range Zinc Plated U Bolts Square Type U-Bolt
US$0.032-0.125
3,000 Pieces(MOQ)
DIN 933 Galvanized 8.8 Blue White Zinc Plated Carbon Steel Hexagonal Bolts
US$750.00-800.00
500 kg(MOQ)



















