self tapping screws

Product name: Self Tapping Screw Standard: ASME B18.6.4 & SAE J81 DIN6901, DIN6928, DIN7971, DIN7972, DIN7973,DIN7976 ,DIN7981, DIN7982, DIN7983, DIN968 Size:#4(2.8)-1/2" Length: 10-180mm (3/8”- 7”) Head type:Hex , Flat, Pan, Truss, Round, Hex washer, Oval, Pan framing, Bugle, Fillister,etc Drive type:Phil, slotted, Phil & slotted combination, Hex socket Screw type: AB, B, BP, BF, BT, C, D, F, G, T, U Material: Carbon steel C1018, C1022, CH22A (+ heat treatment), SS304, SS316, SS410 Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

The countersunk head tapping screw material is generally made of carbon steel, and the surface hardness of the material after heat treatment is not less than 45HRC. Compared with the threads of ordinary screws, the pitch is large and the small diameter is slightly smaller at the same large diameter. It has been standardized and is usually used on doors and windows and iron sheets.

Product name: truss head self tapping screw Standard:ASME B18.6, DIN968 Size:#4(2.8)-1/2" Length:10-180mm (3/8”- 7”) Head type: truss Drive type:Phil, slotted, Phil & slotted combination, pozi Screw type:AB, B, BP, BF, BT, C, D, F, G, T, U Material:Carbon steel C1018, C1022, CH22A (+ heat treatment), SS304, SS316, SS410 Thread:M, UNC, UNF Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Product name: Pan head self tapping screw Standard:ASME DIN JIS Size:#4(2.8)-1/2" Length:10-180mm (3/8”- 7”) Head type: pan, pan framing, Drive type:Phil, slotted, Phil & slotted combination, hex socket Screw type:AB, B, BP, BF, BT, C, D, F, G, T, U Material:Carbon steel C1018, C1022, CH22A (+ heat treatment), SS304, SS316, SS410 Thread:M, UNC, UNF Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Standard:ASME B18.6, DIN7972, DIN7973 , DIN7982, DIN7983,ISO7050 Size:#4(2.8)-1/2" Length:10-180mm (3/8”- 7”) Head type: flat Drive type:Phil, slotted, Phil & slotted combination, pozi Screw type:AB, B, BP, BF, BT, C, D, F, G, T, U Material:Carbon steel C1018, C1022, CH22A (+ heat treatment), SS304, SS316, SS410 Thread:M, UNC, UNF Finish:Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G

Crosshead self-tapping screws: It refers to the head of the screw for the pan head, that is, the round head, or the stainless steel self-tapping screw called the semicircular head. It is used for the fastening effect between the materials of the product, and also makes the connection between different materials and materials. Or used to lock the stable material.

The plating of the self-drilling screw of the cross recessed countersunk head generally refers to the plating of the iron Phillips screw. The stainless steel Phillips screw is rarely plated. The color of the Phillips screw plating is environmentally friendly and non-environmental. The environmental protection plating color has environmental protection white. Zinc, environmentally friendly blue zinc, environmentally friendly color zinc, environmentally friendly black zinc, environmentally friendly white nickel, etc., non-environmental white nickel, white zinc, color zinc, black zinc, black nickel, black, blue zinc.

Cross recessed countersunk head tapping screws: It refers to the cross, the head is flat, countersunk, semi-recessed self-tapping screws. The material is mainly carbon steel and stainless steel. The advantage of the countersunk head is that the material surface of the product is parallel and does not stand out. Expressed in letters as "KA" or "FA" or "OA".

Hexagon flange head tapping screws are also called; hex belt with self-tapping screws, hexagonal Phillips wood screws, cross recessed brain self-tapping screws, hex flange head wood screws, hex cross flange bolts. This is a nail designed specifically for wood and can be used in place of machine screws. Use a screwdriver to screw directly into the wooden component. Used to fasten a metal (or non-metal) part with a through hole to a wooden component. This connection is also a detachable connection. Simple, convenient and durable.