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Flat Head Sheet Metal Screws, Phillips Drive, Stainless Steel 18-8, Full Thread, Bright Finish, Self-tapping
1. Descriptions:
DIN 7982 Stainless Steel 304 Phillips countersunk Head Self Tapping Metal Screws
Self - tapping Screw is in metal or nonmetal material drilled are cooperate with one of the female thread tapping out their kind of threaded fasteners.Self-tapping screws are used for metal, nonmetal or softer without a low hole and tapping;Self tapping screw is pointed to "tapping";Ordinary screw is flat, the thickness is consistent. Self tapping screw is said: drill hole for without tapping hole, using different screws and general, head is sharp, tooth pitch is bigger, and a chipless silk attack is a bit like, you can not tapping screw directly into, metal and plastic often use this method.It can on the consolidation of the material, by its own thread, body will be consolidation "attack - drill, squeeze, press" give corresponding thread, closely cooperate with each other.
Philips countersunk head screw is belongs to a kind of screw, the head is flat head, countersunk head, or oval head.Countersunk head screw can also be called flat head screw, countersunk head screw, oval head screw, oval head screw, machine screw.General countersunk head screw head is a 90 - degree cone, similar to common wood screw, head tool to tighten the slot, one glyph, cross, inner hexagonal, etc.Countersunk head screws are mostly cross slot, which is above the national standard specifications, state standards, namely the Numbers as GB/T819.1-2000.
2. Specifications:
Product Name | DIN7982 flat head self tapping screws |
Material | stainless steel, carbon steel, alloy steel |
Color | yellow zinc, black phosphate, gray, white zinc, HDG, ruspert,
nickel and so on |
Standard | DIN GB ISO JIS BA ANSI |
Grade | C1018, C1022, SUS201, SUS304, SUS316, A2-70, A2-80, A4-80, 4.8 6.8
8.8 10.9 12.9 |
Brand | Crever Or customer own brand |
Thread | full thread, partical thread |
Used | building industry machinery, decration, eletronical industry, wood
and so on |
3. Applications:
*Highly versatile, used in wood, fiberglass and metal
*Flat head screws are countersunk into the material for a smooth
surface
*Length is measured from surface of the head to the end of the
fastener
4. Specifications:
Self tapping screw ASA TYPE A | |||||
sizes | thread No/P(T) | outer dia. | rolling dia. | ||
Max | Min | Max | Min | ||
No.0 | 40 | 1.52 | 1.44 | 1.20 | 1.15 |
No.1 | 32 | 1.90 | 1.82 | 1.50 | 1.45 |
No.2 | 32 | 2.23 | 2.13 | 1.80 | 1.75 |
No.3 | 28 | 2.56 | 2.46 | 2.10 | 2.05 |
No.4 | 24 | 2.89 | 2.79 | 2.30 | 2.25 |
No.5 | 20 | 3.30 | 3.20 | 2.65 | 2.60 |
No.6 | 18 | 3.58 | 3.45 | 2.80 | 2.75 |
No.7 | 16 | 4.01 | 3.86 | 3.15 | 3.10 |
No.8 | 15 | 4.26 | 4.11 | 3.35 | 3.30 |
No.9 | 14 | 4.55 | 4.40 | 3.50 | 3.45 |
No.10 | 12 | 4.92 | 4.77 | 3.75 | 3.70 |
No.12 | 11 | 5.60 | 5.46 | 4.40 | 4.35 |
No.14 | 10 | 6.45 | 6.29 | 5.10 | 5.05 |
No.16 | 10 | 7.11 | 6.96 | 5.70 | 5.65 |
No.18 | 9 | 7.77 | 7.62 | 6.10 | 6.05 |
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 |
5. Advantages:
1. Quality control: we make 100% quality test during producing and before shipping
2. Rich experience: we have been export screws for more than 20 years
3. Competitive prices: the better quality, but cheaper prices
4. Timely quotation: send you prices within one day
5. Good services: we supply OEM, ODM,OBM services and best after-sale services
6. Punctual delivery: we can ship every order without delay
7. Easy contact: skype and wechat: majestytom
6. More pictures
DIN7982 csk head self tapping screw/sheet metal screw