Unslotted Indented Hex Washer Head Stainless Steel Tek Screws With Tapping Thread HWH
Brand Name:Crever
Certification:ISO
Model Number:DIN7504K
Minimum Order Quantity:Negotiable
Delivery Time:10-20 working days
Payment Terms:T/T, L/C, D/P, MoneyGram
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Location:
Suzhou Jiangsu China
Address:
Rongda Industrial Park, Xinhua Road, Wangting Town, Suzhou City, China
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Product Details
Unslotted Indented Hex Washer Head Stainless Steel Tek Screws With Tapping Thread HWH
1. Descriptions:
Self Drilling Screws are also known as Tek Screws. Tek Screws are self drilling sheet metal screws or teks with a drill point tip or self tapping tip at the end of the screw. Tek Screws are similar to sheet metal screws but with a drill bit type of tip or point that can self drill a pilot hole.
Tek Screws in Zinc Plated are available in several head styles, drives and self drilling points including teks with phillips flat head, hex head, hex head bonded seal, phillips round washer head, phillips oval head, phillips pan head, phillips wafer head, phillips flat head plymetal reamer, and hex head tek 5. Self Drilling Tek Screws are also available in Stainless Steel.
2. Specifications:
1. Name: DIN7504K 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--6.3x200mm
4. Standard: DIN7504K
5. Certification: ISO9001, SGS, CTI, ROHS
6. Thread: double thread, HI-LOW thread, full thread, half thread
7. Drive: slotted, square, philips, pozi, socket, combined
8. Packing: small box packing, plastic box packing, plastic bag then pallet
| Size | Diameter:ST3.5--ST6.3 | |
| Length: from 10mm--200mm | ||
| 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. | |
3. Applications:
Self Drilling screws, which the tail is sharp end or the drill,. Without the aid of processing, the screws can be set up on the base material, direct drilling, tapping, locking, significant which can save much construction time. For more common screws, the screws maintain high power. After long time of the combination is not loose, the use of safe drilling tapping once simple operation.
They are mainly used in steel steel tile fixing can also be used
for sheet simple building fixed. It can not be used for metal to
metal bonded and fixed.
4. Drawing specifications:
| Self tapping screw ASA TYPE AB(B) | |||||
| sizes | thread No/P(T) | outer dia. | rolling dia. | ||
| Max | Min | Max | Min | ||
| No.0 | 48 | 1.52 | 1.44 | 1.25 | 1.20 |
| No.1 | 42 | 1.90 | 1.82 | 1.60 | 1.55 |
| No.2 | 32 | 2.23 | 2.13 | 1.80 | 1.75 |
| No.3 | 28 | 2.56 | 2.46 | 2.05 | 2.00 |
| No.4 | 24 | 2.89 | 2.79 | 2.30 | 2.25 |
| No.5 | 20 | 3.30 | 3.20 | 2.60 | 2.55 |
| No.6 | 20 | 3.53 | 3.43 | 2.85 | 2.80 |
| No.7 | 19 | 3.91 | 3.78 | 3.15 | 3.10 |
| No.8 | 18 | 4.21 | 4.09 | 3.40 | 3.35 |
| No.10 | 16 | 4.80 | 4.65 | 3.90 | 3.85 |
| No.12 | 14 | 5.46 | 5.31 | 4.40 | 4.35 |
| 1 / 4 | 14 | 6.25 | 6.10 | 5.20 | 5.15 |
| 5 / 16 | 12 | 8.00 | 7.82 | 6.75 | 6.70 |
5. Tensile strength of drilling screw
| 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 |
6. Advantages:
1. High quality: we make 100% quality test before shipping
2. Rich experience: we have been in this line for more than 20 years
3. Competitive prices: the same quality, but cheaper prices
4. Timely quotation: we can send you prices soonest at the same day
5. Good services: we supply OEM, ODM,OBM services and best after-sale services
6. Punctual delivery: we can ship every order on time
7. More pictures checking:
DIN7504K HEX FLANGE HEAD SELF DRILLING SCREW
Unslotted Indented Hex Washer Head Stainless Steel Tek Screws With Tapping Thread HWH
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