Stainless Steel Countersunk CSK Flat Head Drill Screw Self-drillng Screws
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Stainless Steel Countersunk CSK Flat Head Drill Screw Self-drillng Screws
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| Name | Self drilling Screws | Materials | Carbon Steel/Stainless Steel |
| Standards | DIN ISO UNC BSW JIS etc. | Strength level | 8.8 etc. |
| Size | M1.5-M6 | Surface finish | ZP\BLACK etc. |
| Length | 10-100 | Samples | Available |
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Product Standards
Cross recessed countersunk head self-tapping self-drilling screws DIN 7504
| Thread specification | ST2.9 | ST3.5 | ST4.2 | ST4.8 | ST5.5 | ST6.3 | ||
| P | pitch | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| a | maximum value | 1.1 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | |
| dk | maximum value | 5.5 | 7.3 | 8.4 | 9.3 | 10.3 | 11.3 | |
| minimum | 5.2 | 6.9 | 8 | 8.9 | 9.9 | 10.9 | ||
| k | maximum value | 1.7 | 2.35 | 2.6 | 2.8 | 3 | 3.15 | |
| r | maximum value | 1.2 | 1.4 | 1.6 | 2 | 2.2 | 2.4 | |
| slot number | 1 | 2 | 2 | 2 | 3 | 3 | ||
| M1 _ | 3.2 | 4.4 | 4.6 | 5.2 | 6.6 | 6.8 | ||
| M 2 | 3.2 | 4.3 | 4.6 | 5.1 | 6.5 | 6.8 | ||
| dp | 2.3 | 2.8 | 3.6 | 4.1 | 4.8 | 5.8 | ||
| Drilling range (plate thickness) | 0.7~1.9 | 0.7~2.25 | 1.75~3 | 1.75~4.4 | 1.75~5.25 | 2~6 | ||
| Lg (minimum) | - | - | - | - | - | - | ||
| ①,Material: Manufactured from case-hardened steel as specified in DIN 17210 or quenched and tempered steel as specified in DIN EN 10083-1 and DIN EN 10083-2 (at the discretion of the manufacturer), equivalent grades are permitted. | ||||||||
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We are committed to become the world's top fastening solutions provider, let Chinese product enterworld class, let the Rengong production become synonymous with quality. To this end we need perseverance. At the same time, we also shoulder the responsibility of the society and the expectations of theemployees. In the future, we will become a respected enterprise.
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BRANCH
Handan Rengong Fastener Manufacturing Co., Ltd
CONTACT US
Handan Rengong Fastener Manufacturing Co., Ltd
Add : South of Ximingyang Village, Linmingguan Town, Yongnian District, Handan City, Hebei Province,CHINA
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Tel: +8615188881444
Mail: admin@rg-fasteners.com
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BRANCH
Handan Rengong Fastener Manufacturing Co., Ltd
CONTACT US
Add : South of Ximingyang Village, Linmingguan Town, Yongnian District, Handan City, Hebei Province,CHINA
Mail : admin@rg-fasteners.com
Tel : +8615188881444