We are a big group company for construction material in hangzhou, zhejiang province of china, We have plants both in Hangzhou and Rizhao now, our month production can reach 30000 MT now ,

Regarding the Prestressed concrete steel bar, We have 30 prodution lines , 4 specification. We can pack them either in stand or lay way. So the finished products look beautiful and occupy less space.

Product’s detail:

Chemical composition : 30MnSi 

Size: 7.1mm, 9.0mm, 10.7mm, 12.6mm 
Standard: GB/T5223.3-2005, JISG3536-2008, KSD 3505etc. 
Tensile Strength >=1420MPa; 
Yield strength >=1280MPa 
Elongation >=5.0%, 
Normal Relaxation <=4.0%, Low Relaxation <=2.0% 
Feature: good properties for lap welding and heat forging, low relaxation, comprehensive mechanical properties. 
Usage: PC bars mainly used in high strength prestressed concrete pipe pile (PHC), electric pole, railway sleeper, viaduct pier etc. 
All P.C steel wire must be packed in coil. 
Coil outside diameter(mm):2300 max 
Coil inside diameter(mm):2000min 

Packaging: Each coil is strapped by steel bands at least 8 places and fully wrapped with anti-rust paper & P.P woven sheet. 
Net weight for each coil(kg): 1000Kg+-100Kg 
For more information pls feel free to contact: skype: nartertec, whatsapp: 008613216812290

Optional Information
- Payment : LC or TT
- Delivery : 7-15 DAYS AFTER CONFIRMING THE ORDER
- Origin : CHINA
- Minimum Order : 20 mt
- Inspection : ISO JIS ,KS
- Samples : Free, freight cost at buyer
- Remarks : WE WILL SUPPLY YOU GOOD QUALITY AND SERVICE