Self Tapping Cross Countersunk Head Screws 304 Stainless Steel
Basic Info.Model NO.M3-M20MaterialStainless SteelShape of HeadRoundSurface FinishingZinc PlatedCustomizedRoofbracketTrademarkQBHTransport Package25kg/CartonSpecificationM3-M20OriginChinaHS Code73261990Product Description Self-tapping screw is a kind of screw with a drill bit, through the construc......Keywords:Self Tapping Cross Countersunk Head Screws 304 Stainless Steel, Nail Suppliers in Hebei, Nails
Self-tapping screw is a kind of screw with a drill bit, through the construction of special electric tools, drilling, tapping, fixing and locking are completed at one time. Self-tapping screws are mainly used for the connection and fixation of some thin plates, such as the connection of color steel plate and color steel plate, the connection of color steel plate and purlin, wall beam, etc., the penetration capacity is generally not more than 6mm, the maximum is not more than 12mm. Self-tapping screws are often exposed outdoors and have strong corrosion resistance; The rubber sealing ring can ensure that the screw is not seepage and has good corrosion resistance. Self-tapping screws are usually described by three parameters: screw diameter series, number of threads per inch length, and screw length. There are two screw diameter grades: 10 and 12, and the corresponding screw diameters are 4.87mm and 5.43mm, respectively. The number of threads per inch length has 14, 16, 24 three levels, the more threads per inch length, the stronger its self-drilling ability
The company mainly produces high-strength fasteners business, bolts and nuts are the main, the main standard are DIN/ANSI\ASME/JIS/UNI/ISO/AS/BS/GB and so on. The product massively applies in the bridge\road\the petroleum pipeline facility\the wind power generation and steel structure project. Carbon steel bolts mainly have 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, nuts mainly have 4, 6, 8, 10, the main material of stainless steel fastener is 201\304\316. QBH from its establishment to he present, after ten years of development, it is equipped with perfect testing equipment, and SGS and TUV have a good cooperation, each batch of products is accompanied by a 3.1 or 3.2 certifi
Our Services Professional Manufacturer: All of our Fastener are designed and manufactured according to buyers' specification and performance. Quality is guaranteed: Durability testing and critical technical design to enhance fasteners lifetime. Cost effective: Competitive prices with professional factory supply Perfect fastening solution with 15 years experiences to solve your problem: Wide range of parts selection. Customized Ideal Fasteners: customized services according to the samples and drawings offered.
