15-40 Mm Rock Bolt Screw Thread Steel Bars

Being a quality centric organization, we are involved in manufacturing, exporting and supplying a quality range of 15-40 mm Rock Bolt Screw Thread Steel Bars in Tianjin, China.

- Standard: ASTM, BS, DIN, GB, JIS
- Grade: 40Si2Mnv
- Diameter: 14-50mm
- Length: 6m-12m
- Place of Origin: Tianjin, China (Mainland)
- Brand Name: JTT
- Model Number: JTT
- Application: For the prestressing of concrete,prestress
- Product name: screw thread steel bar
- Yield strength:500,555,785,830,930,1080mpa
- Tensile strength:560,630,777,980,1030,1080,1230mpa
- Delivery time: within 20days after receiving the deposit or the copy of L/C
- Certification: SGS, ISO, BV and so on.
- Accessories: Nut; Plate; Washer;Coupler
- Useful:Construction,Building,Road,Bridge,Dam,Railway etc
- Surface: galvanized,epoxy coat or normally
- Treatment: hot rolled

System Description:
The screw thread steel bars for the prestressing of concrete manufactured by our company is a high tensile alloy steel bar which features a coarse right-hand thread over its full length and available in two standard lengths, namely 9m and 12m, yet, special length is negotiable based on usera s demand subject to the maximum length of 18m.

The outline dimensions of the screw thread steel bars for the prestressing of concrete manufactured by us accord with the regulation for the outline and dimension of screw thread steel bars for the prestressing of concrete provided by Highway LAYOUT design Institute under the Ministry of Communication.