Screws are generally called wood screws; is the tip of the kind of tip, pitch larger, generally used to tighten wood parts, plastic parts. Mechanical screws, is the front of the kind of screws, the pitch is small, uniform, generally used to fasten the metal, machine parts.Our products has high quality,and long life time.Our  company has passed ISO9001, ISO9001 (CQC) certification, product quality assurance.
Screw application range
1> stainless steel plate, metal plate, galvanized steel plate, engineering installation.
2> metal curtain wall metal light compartment and other indoor and outdoor installation.Â
3> General angle steel, channel steel, iron plate and other metal materials combined installation.Â
4> car trunk, container box, shipbuilding, refrigeration equipment and other assembly works.
5> automobile engine, heavy machinery, garden machinery, petrochemical.
6> aerospace, energy, machinery, chemical, military, metallurgy, mold, hydraulic.
7> motorcycles, sports equipment, cars and many other industries.
Â
Brand  name | CHANGCHUN | Model | CC-119 | Standard number | No |
Type | Rolling nuts | Material grade | Copper&copper alloy | Product grade | A |
Thread size | M4 | Height | 60mm | Sampe or stock | sample |
Customized | yes | Prodcut size | M4*6 | Product | stock/sample |
Via Ocean shipping
North America, South America about 40 working days
Eastern Europe about 30-40 working days
Southeast Asia about 6-10 working days
Africa about 35-45 working days
India, Pakistan about 40 working days
Korea, Japan about 40 working days
Africa about 3-5 business days
Air transport
Other places around 1-3 business days
Packaging: boxes, cartons or plastic bags, or according to customer needs.
Sample serviceÂ
If  you need  sample,you need pay  the  freight.
Customer Service
· 1. No question refund within 3 days.Â
· 2. Well trained and experienced staffs at your service.Â
· 3. Short lead time.Â
· 4. International standard matched
· 5. Non-standard / standard / OEM / ODM / customized service provided.Â
· 6. Small Quantity available.Â
· 7. Designed in accordance with customers' request.Â
· 8. Packed and delivered by customers' requirement.
Any more questions or demands, please feel free to contact me!
TEL:+86-0592-668-1767
GB/T 65-2000Â Â Â Â Â Â Â Â Â Â
GB/T 67-2000
GB/T 68-2000
GB/T 69-2000
GB/T 70.1-200
 GB/T 70.2-2000
 GB/T 70.3-2000
 GB  71-85
 GB-72-88
 GB-73-85
 GB-74-85
 GB-75-85
 GB/T 77-2000
 GB/T 78-2000
 GB/T 79-2000
 GB/T 80-2000
 GB 83-88
 GB 84-88
 GB 85-88
 GB 86-88
 GB/T 818-2000
 GB 838-88
 GB 839-88
 GB 840-88
 GB 946-88
 GB 947-88
 GB 948-88
 GB 949-88 Â
 GB 2672-86
 GB 2673-86             Â
 GB 2674-86
 GB 5281-86   Â
GB/T 820-2000
GB/T 821-88
 GB/T 822-2000
 GB 823-88
 GB 825-88
 GB 828-88
 GB 829-88
 GB 830-88
 GB 831-88
 GB 832-88
 GB 833-88
 GB 834-88
 GB 835-88
 GB 836-88
GB 13-88
GB 14-1998
GB 15-88
GB 29.2-88
GB 35-88
GB 37-88
GB /T794-93
GB 798-88
GB 799-88
GB 800-88
DIN 125-A Â GB 971-85
DIN 125-B Â GB97.2-85
DIN127-A Â Â GB7244
DIN 127-B Â GB93-87
DIN 912 Â Â GB70-85
DIN933 Â Â GB-5783-86
DIN931 Â Â GB5782-86
DIN934 Â Â GB6170-86
Our factory
                                     Pin
 Screws are generally called wood screws; is the tip of the kind of tip, pitch larger, generally used to tighten wood parts, plastic parts. Mechanical screws, is the front of the kind of screws, the pitch is small, uniform, generally used to fasten the metal, machine parts.Our products has high quality,and long life time.Our  company has passed ISO9001, ISO9001 (CQC) certification, product quality assurance.
Screw application range
1> stainless steel plate, metal plate, galvanized steel plate, engineering installation.
2> metal curtain wall metal light compartment and other indoor and outdoor installation.Â
3> General angle steel, channel steel, iron plate and other metal materials combined installation.Â
4> car trunk, container box, shipbuilding, refrigeration equipment and other assembly works.
5> automobile engine, heavy machinery, garden machinery, petrochemical.
6> aerospace, energy, machinery, chemical, military, metallurgy, mold, hydraulic.
7> motorcycles, sports equipment, cars and many other industries.
Â
Brand  name | CHANGCHUN | Model | CC-119 | Standard number | No |
Type | Rolling nuts | Material grade | Copper&copper alloy | Product grade | A |
Thread size | M4 | Height | 60mm | Sampe or stock | sample |
Customized | yes | Prodcut size | M4*6 | Product | stock/sample |
Via Ocean shipping
North America, South America about 40 working days
Eastern Europe about 30-40 working days
Southeast Asia about 6-10 working days
Africa about 35-45 working days
India, Pakistan about 40 working days
Korea, Japan about 40 working days
Africa about 3-5 business days
Air transport
Other places around 1-3 business days
Packaging: boxes, cartons or plastic bags, or according to customer needs.
Sample serviceÂ
If  you need  sample,you need pay  the  freight.
Customer Service
· 1. No question refund within 3 days.Â
· 2. Well trained and experienced staffs at your service.Â
· 3. Short lead time.Â
· 4. International standard matched
· 5. Non-standard / standard / OEM / ODM / customized service provided.Â
· 6. Small Quantity available.Â
· 7. Designed in accordance with customers' request.Â
· 8. Packed and delivered by customers' requirement.
Any more questions or demands, please feel free to contact me!
TEL:+86-0592-668-1767
GB/T 65-2000Â Â Â Â Â Â Â Â Â Â
GB/T 67-2000
GB/T 68-2000
GB/T 69-2000
GB/T 70.1-200
 GB/T 70.2-2000
 GB/T 70.3-2000
 GB  71-85
 GB-72-88
 GB-73-85
 GB-74-85
 GB-75-85
 GB/T 77-2000
 GB/T 78-2000
 GB/T 79-2000
 GB/T 80-2000
 GB 83-88
 GB 84-88
 GB 85-88
 GB 86-88
 GB/T 818-2000
 GB 838-88
 GB 839-88
 GB 840-88
 GB 946-88
 GB 947-88
 GB 948-88
 GB 949-88 Â
 GB 2672-86
 GB 2673-86             Â
 GB 2674-86
 GB 5281-86   Â
GB/T 820-2000
GB/T 821-88
 GB/T 822-2000
 GB 823-88
 GB 825-88
 GB 828-88
 GB 829-88
 GB 830-88
 GB 831-88
 GB 832-88
 GB 833-88
 GB 834-88
 GB 835-88
 GB 836-88
GB 13-88
GB 14-1998
GB 15-88
GB 29.2-88
GB 35-88
GB 37-88
GB /T794-93
GB 798-88
GB 799-88
GB 800-88
DIN 125-A Â GB 971-85
DIN 125-B Â GB97.2-85
DIN127-A Â Â GB7244
DIN 127-B Â GB93-87
DIN 912 Â Â GB70-85
DIN933 Â Â GB-5783-86
DIN931 Â Â GB5782-86
DIN934 Â Â GB6170-86
Our factory
Active heat sinks utilize the computer's power supply and may include a fan. Sometimes these types of heat sinks are referred to as an HSF, which is short for heat sink and fan. There are also liquid cooling systems, which have become popular in recent years.
More services we offer:
Besides of Metal Stamping Components,the Amplifiers metel chassises and Panels, we also complete solution for OEM/ODM Products & components, offer services of deep drawing services, EMI metal shielding parts, heat sink ,plastic molding products for custom, PVC Fittings ,pvc conduit fittings, Plastic Injection Components, Metal Stamping Parts, home appliances accessories ,R/C drone and smart electronic toys etc.
Product description:
The material used partly determines the extent of thermal conductivity. Copper and aluminum are the most widely used materials, though aluminum is the more common choice because copper is more expensive and heavier. Aluminum 6061 and 6063 are widely used with a thermal resistance of 166 and 201 W / mK, respectively.
More services we offer:
Besides of Metal Stamping components,the Amplifiers metel chassises and Panels, we also complete solution for OEM/ODM products & components, offer services of deep drawing services, EMI metal shielding parts, heat sink ,plastic molding products for custom, PVC fittings ,pvc conduit fittings, plastic injection components, Metal Stamping Parts, home appliances accessories ,R/C drone and smart electronic toys etc.
Cpu Heatsink,Cpu Water Cooler,Cpu Cooler,Cpu Cooling Fan
Timeplex Industrial Limited , https://www.timeplexhks.com