Active Member
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[China]
Address: Rongda Industrial Park, Xinhua Road, Wangting Town, Suzhou City, China
Contact name:
Suzhou Crever Fastener Co., Ltd |
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Hex Flange Head Self Drilling Screws With Rubber Washer , Self Drilling Tek Screws Stainless Steel
1. Descriptions:
1. Name: DIN7504K stainless steel hex washer head self drilling screws, roofing screws
2. Grade: C1018, C1022, SUS201,SUS410,SUS304,SUS316,A2-70,A2-80,A4-80
3. Size: 3.5mmx10mm--6.3x300mm
4. Standard: DIN7504K
5. Certification: ISO9001, SGS, CTI, ROHS
6. Groove: philips, pozi, slotted, hex, square, socket, combined
7. End point: drilling, tek
8. Thread: full thread, half thread, partical thread, AB, A ,C thread
| Size | Diameter:ST3.5--ST6.3 | |
| Length: from 10mm--300mm | ||
| Material | 1.Stainless steel | SUS201,304,316,410 |
| 2.Carbon steel | C1018,C1022,C10B21,C10B33,C1035,C1045,C435#,40CrMo,42CrMo | |
| 3. Alloy steel | SCM435,C10B21,C10B33 | |
| 4. Iron | 1213,12L,1215, etc. | |
| Standard | DIN7504k | |
| Application | Building,Industry,Furniture,Sanitary,Electronics,Traffic. | |
Through ordinary passivation, the antioxidant and rust-proof capacity of self drilling screws which our factory produced increased by more than 5 times, and the neutral salt spray test has achieved more than 50 hours. Extending the working life and increasing the reliability.
3. Technical Test Data:
| Tensile strength kgf (Min) | |||||
| Items | The steel board | #12 (dia.5.5mm) | #14 (dia.6.3mm) | ||
| 1 | thickness | No.3 drill Point | No.5 drill Point | No.3 drill Point | No.5 drill Point |
| 2 | 6mm thick steel board | 12mm thick steel board | 6mm thick steel board | 12mm thick steel board | |
| 3 | 2 | 300 | 310 | ||
| 4 | 3 | 530 | 580 | ||
| 5 | 4 | 780 | 800 | ||
| 6 | 6 | 810 | 900 | ||
| 7 | 10 | 920 | 1050 | ||
| 8 | 12 | 920 | 1050 | ||
| Self tapping screw M/M TYPE AB(B) | |||||
| sizes | thread No/P(T) | outer dia. | rolling dia. | ||
| Max | Min | Max | Min | ||
| 1.0 | 64 | 1.00 | 0.95 | 0.88 | 0.83 |
| 1.2 | 64 | 1.20 | 1.15 | 1.05 | 1.00 |
| 1.4 | 56 | 1.40 | 1.35 | 1.20 | 1.15 |
| 1.7 | 48 | 1.70 | 1.62 | 1.45 | 1.40 |
| 2 | 40 | 2.00 | 1.90 | 1.70 | 1.65 |
| 2.3 | 32 | 2.30 | 2.20 | 1.90 | 1.85 |
| 2.6 | 28 | 2.60 | 2.50 | 2.15 | 2.10 |
| 3 | 24 | 3.00 | 2.90 | 2.45 | 2.40 |
| 3.5 | 20 | 3.50 | 3.40 | 2.85 | 2.80 |
| 4 | 18 | 4.00 | 3.85 | 3.30 | 3.25 |
| 4.5 | 16 | 4.50 | 4.35 | 3.60 | 3.55 |
| 5 | 16 | 5.00 | 4.85 | 4.10 | 4.05 |
| 6 | 14 | 6.00 | 5.85 | 5.05 | 5.00 |
| 8 | 12 | 8.00 | 7.85 | 6.80 | 6.75 |
4. Advantages:
5.More pictures for referance:
DIN7504K HEX WASHER HEAD SELF DRILLING SCREW WITH WASHERS
