China Mushroom Head Dome Nut for Mining Tunneling, Find details about China Dome Nut, Hex Nut from Mushroom Head Dome Nut for Mining Tunneling
Product Name | 45C/ 40CR dome nut hex nut for Rock bolt/hot rolled full thread steel bar |
Material | carbon steel 45#,40cr |
Color | self color, black, zinc plate |
size | Φ22 Φ25Φ28 Φ32 Φ36 Φ40 Φ50 Φ63.5 as clients' drawing |
Grade | 8.8 grade, 10.9grade for PSB500/830/930/1080 threadbar |
Accessory | flat hex nut,spherical hex nut, lock nut, domed nut; anchor plate, bearing plate, flat plate, dome plate; Couplers and connectors; |
Market | South&north Amrica/Europe/East&South east Asia/ Australia and ect. |
Q1 Why choose Yidao?
A: I 20 years manufacturering and 15 years exporting experience;
II Strict quality control system;
III Top modern machines
IV 3 hours to the biggest port of North China.
Q2 How you guarantee the quality?
A: From raw material selection through production, final inspection, and packing, every Yidao product
undergoes strict QC management.