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Fastener Parts suppliers

2 hafta önce   Seri İlanlar   Mahmutlar   28 Ziyaret Referans: 72

Fastener Parts suppliers Introduction SEMS Screws are combinations of a screw, a spring washer and a flat washer, which are fastened together by rubbing the teeth. There are also many types, including split type, gasket type, etc. These screws with corresponding washers are very convenient to use, and do not need to manually allocate spring flat washers, which saves time, can make the production line easy to operate and improve work efficiency. The stability of SEMS Screws is stronger than that of ordinary screws, so they are often used on many occasions. In addition, they are also very easy to install, making them one of the most cost-effective options for large-scale applications. Mainly used in railway and highway bridges, boiler steel structures, industrial plants, high-rise civil buildings, tower and mast structures, hoisting machinery and their steel structures where friction-type high-strength bolts and screws are required. Product Details 鈼?Product Type: Screws/Bolts 鈼?Product Name: SEMS Screws 鈼?Size: M3-M14; #0-#12;1/4-9/16;ST2.9-ST9.5; Special size can be enquired and supported 鈼?Product Executive Standards: ANSI, DIN, ISO, GB;or Per customer鈥檚 drawing 鈼?System of Measurement: Metric/Inch 鈼?Head type: Button Head; Pan Head; CSK Head; Truss Head; Round Head; Cheese Head锛汬exagon head; etc. 鈼?Material: Low carbon steel / medium carbon steel / alloy steel 鈼?Grade: Quenching and tempering heat treatment--4.6/4.8/5.6/5.8/6.8/8.8/9.8/10.9/12.9/Grade 5/ Grade 8锛?/p> Case harden-- Surface hardness min450HV core hardness 270 ~ 390HV/290~370HV 鈼?Support non-standard customization 鈼?Country of Origin: China Surface technology Product features Round Head Torx Drive 304 Stainless Steel Washers Preset FAQ 1.Q: Due to the long delivery time, how do you ensure that the product will not be damaged? A: After our products are packed in cartons, they will be packed on pallets to ensure that the products will not be damaged during transportation. 2.Q: what is the delivery time of your products? A: Generally speaking, the delivery time of our products is 40 days. We will customize the products according to the requirements of customers. 3.Q: How do I get after-sales service? A: If the problem is caused by us, we will send you spare parts free of charge.Fastener Parts suppliers website:http://www.junly-hardware.com/fastener-parts/