Slotted Countersunk Head Screws
Standard: JIS B 1115 (F)
Thread Type: Self-Tapping Screw Thread
Commodity: Slotted Countersunk Head Screws
Also Named: Slotted Csk Screw
Material: Carbons Steel
Property Class: A
Diameter: ST2.2、ST2.9、ST3.5、ST4.2、ST4.8、ST5.5、ST6.3、ST8、ST9.5
Finish: Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated
Head Type: Countersunk Head/Flat Head
Drive Type: Internal Slot
Alternative Standard: ASME B 18.6.5M, ASME B 18.6.4, ISO 1482
MOQ: 1000kgs
Lead Time: 30 to 60 days
Product Introduction
AYA Fasteners (Hebei) Co., Ltd. is one of the most experienced manufacturers and suppliers of slotted countersunk head screws in China. Please feel free to buy high quality slotted countersunk head screws made in China here from our factory. For price consultation, contact us.
As a global supplier of customized fastening solutions, AYA's senvice process is also as close to customers as AYA's products. From describing needs to follow-up services, AYA will promptly and spare no effort to help customers solve any fastening problems that arise, to eliminate the concern of customers.
Product Description
Product Name | Slotted Countersunk Head Screws |
Also Named | Slotted Csk Screw |
Material | Carbon Steel |
Standard | JIS B 1115 (F) |
Alternative Standard | ASME B 18.6.5M,ASME B 18.6.4,ISO 1482 |
Property Class | A |
Diameter | ST2.2、ST2.9、ST3.5、ST4.2、ST4.8、ST5.5、ST6.3、ST8、ST9.5 |
Finish | Plain, Black Oxide, Zinc Plated, Hot Dipped Galvanized, Oxidation, Dacromet, Phosphating, Cadmium Electroplate, Nickel Plated |
Head Type | Countersunk Head/Flat Head |
Drive Type | Internal Slot |
Thread Type | Self-Tapping Screw Thread |
Dimensions Table
| Screw Thread d | ST2.2 | ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ST8 | ST9.5 | |
| P | Pitch | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 |
| a | max | 0.8 | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 2.1 | 2.1 |
| dk | theoretical value | 4.4 | 6.3 | 8.2 | 9.4 | 10.4 | 11.5 | 12.6 | 17.3 | 20 |
| max | 3.8 | 5.5 | 7.3 | 8.4 | 9.3 | 10.3 | 11.3 | 15.8 | 18.3 | |
| min | 3.5 | 5.2 | 6.9 | 8 | 8.9 | 9.9 | 10.9 | 15.4 | 17.8 | |
| k | max | 1.1 | 1.7 | 2.35 | 2.6 | 2.8 | 3 | 3.15 | 4.65 | 5.25 |
| n | Nominal Size | 0.5 | 0.8 | 1 | 1.2 | 1.2 | 1.6 | 1.6 | 2 | 2.5 |
| max | 0.7 | 1 | 1.2 | 1.51 | 1.51 | 1.91 | 1.91 | 2.31 | 2.81 | |
| min | 0.56 | 0.86 | 1.06 | 1.26 | 1.26 | 1.66 | 1.66 | 2.06 | 2.56 | |
| r | max | 0.8 | 1.2 | 1.4 | 1.6 | 2 | 2.2 | 2.4 | 3.2 | 4 |
| t | max | 0.6 | 0.85 | 1.2 | 1.3 | 1.4 | 1.5 | 1.6 | 2.3 | 2.6 |
| min | 0.4 | 0.6 | 0.9 | 1 | 1.1 | 1.1 | 1.2 | 1.8 | 2 | |
| y | Type C | 2 | 2.6 | 3.2 | 3.7 | 4.3 | 5 | 6 | 7.5 | 8 |
| Type F | 1.6 | 2.1 | 2.5 | 2.8 | 3.2 | 3.6 | 3.6 | 4.2 | 4.2 | |
Product Name | Slotted Countersunk Head Screws |
Also Named | Slotted Csk Screw |
Material | Steel |
Standard | JIS B 1115 (F) |
Size/Diameter | ST2.2、ST2.9、ST3.5、ST4.2、ST4.8、ST5.5、ST6.3、ST8、ST9.5 |
Surface/Finish | Plain / Black / Zinc Plated / Thick-Film Passivated(ZSML) / Zinc Flake, Silver(ZFSHL) / Hot Dipped Galvanized / Organic / Geomet / Dacromet/ Phosphating / Cadmium Electroplate / Nickel Plated |
Head Type | Flat Head |
Drive Type | Internal Slot |
Thread Type | Self-Tapping Thread |
Product Details
Product Advantages
Advantages
1. They are high-quality steel structure screws with pointy tips, ideal to be used on wood and metal surfaces.
2. Their size varies and can be selected according to the fastening needs of different equipment.
3. The tapered area sinks into the surface, rests flush in materials, and the warhead is raised from the surface, which allows a better grip of the tool with a screw.
4. We develop sharp threads that make it easy to be inserted, and due to bumped warheads, they can be removed easily without damaging the surrounding area.
5. AYA has more than years of experience in developing the fastening equipment
6. AYA has one of the best warehousing and supply-chain system that ensure on-time delivery.
Quality Inspection
Every link in the production will be supervised by quality control personnel to ensure that the final product meets customer expectations.
Sophisticated testing instruments and experienced quality control personnel can provide customers with more accurate quality inspection reports.
Packaging & Container Loading
AYA's product packaging can not only provide very good protection to the product, but also improve the beauty of the product.
AYA provides custom labeling services.
Usage Scenarios
Why Choose AYA?
AYA provides exclusive services to 1000+ members from all over the world every year, with a unique chain service solution system, you only need to click the mouse to get exclusive fastening solution and enjoy door-to-door services.
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