1. Product name: Electrical Contact Component Â
We are China manufacturer of high quality grade 8 Threaded Rods and threaded bars in astm j429 standard. Our advantages and more services of threaded steel rods includes:
1) Wide range of diameters from 1/2" - 4"
2) Customized Length from 100mm to 12000mm
3) Good threads at 60 degree
4) Good straightness: 1mm/m max
5) Even hardness on whole bars
5) Proper mechanical properties
7) Full sets of testing equipment: Surface, Dimenstion. Mechanical properties testing
8) Fast delivery time
Sae J429 Grade 8 Threaded Steel Bar,Grade 8 Threaded Rod,Sae J429 Grade 8 Steel Bar Properties,b7 stud bolt,b7 anchor bolt SHANDONG LE REN SPECIAL STEEL CO., LTD. , https://www.sdthreadedrods.com
2. Materials and Specification:
A) Material: Cu, Ag, AgCdO, AgNi, AgSnO2, etc
B) Type: riveting parts, welding parts, stamping parts.
3. Application:
Electric moving contact plates are widely used in low voltage electrical appliances and households, such as Switch, Relay, Thermal Controller, Circuit Breaker, Contactor Controller, Timer, etc.
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4. Production Process
5. Packing and Delivery
Inside: Vaccum plastic bag
Outside: Carton  According to customers' request
Lead Time: Within 15 days
6. Our Customers
We mainly serve Schneider, ABB, LS, Siemens, Chint, West Germany, people appliances, Tyco, Jinlong Machinery & Electronics, Xiamen Hongfa and other well-known companies. Longsun products have exported to more than 50 countries and regions such as Europe, Asia, North America, South America and Australia.
7. Company Introduction
LONGSUN GROUP is a leading manufacturer of electrical contact materials and electrical contacts. It was established in 1986 and the registered capital is USD 50 million.
LONGSUN GROUP has 3 production facilities such as Longsun Group Co., Ltd., Shanghai Longsun Alloy Co., Ltd and Zhejiang Longsun Technology Co., Ltd. Longsun Group has a total land area of 160 MU and the building area 180 thousand square meters. 
Website:Â http://www.longsun.cc/
Address:Â No.181 Weiliu Road ,YueqingEconomic Development district Zhejiang China