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Screws Nuts / Bolts Cap Nut Quality Control In China
Posted at: Other International Trade Services and Products | Posted on: Friday 17 April 2015 2:52 am | Poster last visit: Wednesday 24 March 2021 |
Product Category: Main
» Engineering and Research and Technology Based Services
» Manufacturing technologies
» Quality control
» Materials or product inspection
» Screws Nuts / Bolts Cap Nut Quality Control In China
Product Description:Different kinds of screws and nuts quality inspection:
screw
nut
Hex Cap Nuts
Hex Serrated Nuts
Hex
Flange Nuts
Hex Coupling Nuts(High Nuts)
Round Nuts
Square Nuts
Pipe Nuts
Wheel Nuts
Wing Nuts
U Nuts
T Nuts
Eye Nuts
Kep Nuts
Clinch Nuts
Weld Nuts
Heigh Strength Nuts
Structural Nuts
Stainless Steel Nuts
Brass Nuts
Aluminum Nuts
Alloy Steel Nuts
Heavy Duty Wheel Hub Nuts
Acorn Cap Nuts
All-Metal Prevailing Torque Type Nuts
Anchor Nuts
Big Size Nuts
Closed End Acorn Nuts
Conical Washer Nuts
Hex Head Machine Bolts
Hex Lag Bolts
Square Head Bolts
Carriage Bolts
Eye Bolts
Hex Socket Cap Screws
Set Screws
Stud Bolts
Screw Studs
Wheel Bolts
Wing Screws
Self Tapping Screws
hread Cutting Screws
elf Drilling Screws
Drive Screws
Machine Screws
Wood Screws
Furniture Screws
Chipboard Screws
Drywall Screws
Foundation Bolts
U Bolts
Hook Bolts
Toggle Bolts
Flange Bolts
Track Bolts
Some comment factors for screws and nuts quality inspection:
1.Appearance inspection: under the condition of appropriate illumination, open hole distance 30 cm to check by visual inspection;
2.Dimensional inspection: use vernier caliper to measure its structure size; the tolerance should be within 0.02 mm.
3.Surface electroplating: require surface electroplating is good, no oxidation, scratches, and other bad plating phenomenon.
4.Assembly effect: Select standard screw head, use electricity, wind batch screw hole in plastic or play 5 times in a row, on the standard matching nut screw groove no killing, screw not fracture, sliding wire nut: with standard screw sleeve, not smooth silk or screwing in difficulties
5.Oxidation resistance: steep In saline s after 2 hours to dry after 24 hours to see if the screw surface will have oxidation, rust
6.Product packaging requirements products piled up neat and moisture protection.
Company Contact:
Contact Name: Eagleeyes
Company Name: Eagle Eyes China Quality Inspection Company
Email:
Tel: 0086-596-6718-300
Fax:
Street Address: #2404,
Huijingxiangju Building, Wenpu
Street, Taiwanese Investment Zone,
Zhangzhou, Fujian, China
Other Contact Info:
Http: //www.china-qualityinspection.com/report-sample/
Https: //www.china-quality-inspection.com/
Website: https://www.china-qualityinspection.com
Member name: EagleEyes
Country:
China
Member Since: 21 October 2012
Total Leads: 68 EagleEyes Import Export Business Leads
Business focus: Quality Inspection, Quality Control Service, Factory Audit, Container Loading
Chat:
Verify: Safe Import Export Tips
screw
nut
Hex Cap Nuts
Hex Serrated Nuts
Hex
Flange Nuts
Hex Coupling Nuts(High Nuts)
Round Nuts
Square Nuts
Pipe Nuts
Wheel Nuts
Wing Nuts
U Nuts
T Nuts
Eye Nuts
Kep Nuts
Clinch Nuts
Weld Nuts
Heigh Strength Nuts
Structural Nuts
Stainless Steel Nuts
Brass Nuts
Aluminum Nuts
Alloy Steel Nuts
Heavy Duty Wheel Hub Nuts
Acorn Cap Nuts
All-Metal Prevailing Torque Type Nuts
Anchor Nuts
Big Size Nuts
Closed End Acorn Nuts
Conical Washer Nuts
Hex Head Machine Bolts
Hex Lag Bolts
Square Head Bolts
Carriage Bolts
Eye Bolts
Hex Socket Cap Screws
Set Screws
Stud Bolts
Screw Studs
Wheel Bolts
Wing Screws
Self Tapping Screws
hread Cutting Screws
elf Drilling Screws
Drive Screws
Machine Screws
Wood Screws
Furniture Screws
Chipboard Screws
Drywall Screws
Foundation Bolts
U Bolts
Hook Bolts
Toggle Bolts
Flange Bolts
Track Bolts
Some comment factors for screws and nuts quality inspection:
1.Appearance inspection: under the condition of appropriate illumination, open hole distance 30 cm to check by visual inspection;
2.Dimensional inspection: use vernier caliper to measure its structure size; the tolerance should be within 0.02 mm.
3.Surface electroplating: require surface electroplating is good, no oxidation, scratches, and other bad plating phenomenon.
4.Assembly effect: Select standard screw head, use electricity, wind batch screw hole in plastic or play 5 times in a row, on the standard matching nut screw groove no killing, screw not fracture, sliding wire nut: with standard screw sleeve, not smooth silk or screwing in difficulties
5.Oxidation resistance: steep In saline s after 2 hours to dry after 24 hours to see if the screw surface will have oxidation, rust
6.Product packaging requirements products piled up neat and moisture protection.
Company Contact:
Contact Name: Eagleeyes
Company Name: Eagle Eyes China Quality Inspection Company
Email:
Tel: 0086-596-6718-300
Fax:
Street Address: #2404,
Huijingxiangju Building, Wenpu
Street, Taiwanese Investment Zone,
Zhangzhou, Fujian, China
Other Contact Info:
Http: //www.china-qualityinspection.com/report-sample/
Https: //www.china-quality-inspection.com/
Website: https://www.china-qualityinspection.com
Member name: EagleEyes
Country:
ChinaMember Since: 21 October 2012
Total Leads: 68 EagleEyes Import Export Business Leads
Business focus: Quality Inspection, Quality Control Service, Factory Audit, Container Loading
Chat:
Verify: Safe Import Export Tips
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Materials or product inspection Classification Navigation
Main - Engineering and Research and Technology Based Services - Manufacturing technologies - Quality control - Materials or product inspection [62]
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