De China al por mayor de cabeza plana tornillos de perforación fábrica
- NEWSTARWDH
- CHINA
- 7-35 días
- 5000 toneladas
Nombre del producto: Autoperforantes Tornillo
Estándar: ASME B18.6.4 y SAE J78 DIN7504K, DIN7504P, DIN7504N
Tamaño: No. 4 (2,8) -1/2"
Material: acero al carbono, aleación de acero, acero inoxidable
Longitud: 10-180mm (3 / 8” - 7” )
Head tipo: hex, plano, Pan, braguero, Ronda, arandela hexagonal, oval, enmarcado Pan, Clarín, Fillister
tipo Drive: Phil, ranurado, Phil y combinación con ranuras, casquillo hexagonal, Pozi
tipo de tornillo: BSD , CSD
Acabado: liso, chapado en zinc (Claro / azul / amarillo / Negro), óxido de Negro, níquel, cromo, HDG
Self Drilling Screws
Product Parameters
Standard: | ASME B18.6, DIN7504K， DIN7504P，DIN7504N |
Size: | #4(2.8)-1/2" |
Material: | Carbon Steel, Alloy Steel, Stainless Steel |
Length: | 10-180mm (3/8”- 7”) |
Head type: | hex , flat, pan, truss, round, hex washer, Oval, pan framing, bugle, fillister |
Drive type: | Phil, slotted, Phil & slotted combination, hex socket |
Screw type: | BSD, CSD |
Finish: | Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G |
Packing: | bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand |
Application: | Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating |
Equipments: | Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter |
Supply Ability: | 5000 tons per month |
MinimumOrder: | 500kgs for each specification |
Trade Term: | FOB/CIF/CFR/CNF/EXW/DDU/DDP |
Our advantage: | One-stop shopping; OEM |
Notice: | Please lets know the Size, quantity, Material or Grade, surface, If it is special and Non-standard products, please supply the Drawing or Photos or Samples to us |
The tail of the self-drilling screw is drilled or pointed, and no auxiliary processing is required. It can directly drill, tap and lock on the fixed and basic materials, greatly saving construction time. Compared with ordinary screws, it has high toughness and holding force, and the combined length will not loosen after a long time. It's easy to punch and tap safely with one shot.
Material and model: The material is carbon steel and stainless steel, of which stainless steel is divided into various materials.
Models are: Φ4.2 / Φ4.8 / Φ5.5 / Φ6.3mm, the specific length can be agreed upon according to requirements. According to the different types of drill tails, it can be divided into: round head rice / cross / plum, countersunk head (flat head) / rice / cross / plum, hexagonal Huashi, round head Huasi (large flat head), trumpet head and so on.
Uses: It is a kind of screw. It is mainly used for the fixing of steel steel tile and steel plate for simple construction. It cannot be used for metal to metal bonding.
Performance standard
When using self-drilling screws, if you can understand the mechanical properties of the screws first, then you can use the screws better. Different types of screws have different mechanical properties and different mechanical properties, which leads to different situations in which the screws are used.
Description
Product name | Self Drilling Screws |
Place of origin | China(Mainland) |
Brand Name | NEWSTARWDH |
Port | Qingdao or according to requirement |
Delivery time | Normally in 7-35 days, according to quantity |
MOQ | 500kgs for each specification |
Mark | According to customer’s requirement |
OEM | Available |
Who We are？
NEW STARWDH INDUSTRIAL CO.,LTD supplies the best fastener product solutions and quality fastener products，Our core products cover ASME/ANSI, DIN, JIS, ISO, GB and other standard products, relying on the company's strong technical team, equipment, resource integration capabilities, including: Bolts, Nuts, Machine screws, Self tapping screws , Self drilling screws, Thread rod, Washers, Anchor bolts and other products. We welcome the customization of our products and have a complete customized production system to meet the different needs of different customers for fastener products.
Quality control
our company strictly complies with ISO9001 system. All our products are subjected to strict test and inspection in each process by the workers periodically, starting from the raw materials delivered to the factory.
Test Report
If you need, the test report form the third part is available
Packaging Details:
A.
| SIZE | KGS/CTN | KGS/CTN |
| 24CTNS/PALLET | (11-22)KGS/CTN | 0.47 |
| 48CTNS/PALLET | (11-17)KGS/CTN | 0.35 |
| 36CTNS/PALLET | 15KGS/CTN | 0.33 |
| 30,40,50CTNS/PALLET | 15KGS/CTN | 0.35 |
| 36，48CTNS/PALLET | (10-22)KGS/CTN | 0.36 |
| 1CTN/PALLET | 803KGS/CTN | 4.55 |
| BAG | 25KGS/BAG |
B. According to customer special demand.
We also accept customization order according to your samples and drawings
If you have other questions or concerns, please feel free to contact us.
