M20-Psb500 Hot Rolled Left Thread Bar for Formwork Tie

Prestressing screw bars are widely used in large-scale water conservancy projects, industrial and civil construction of continuous beam and large frame structure, roads, railways and middle bridges, nuclear power plants and other projects anchor. It is easy for connection, the anchor is simple, strong adhesion, tension anchor is safe, reliable, easy using, etc., and also saving steel, reducing component size and weight.

Steel grade	Yield   Strength    h   Mpa	Tensile   Strength       h Mpa	Elongation          at    Failure   A%	Uniform    elongtion   Agt%	Stress     Relaxation
					Original    Stress		Relaxation   rate   after  1000h   r/%
PSB785	≥785	≥980	≥7	≥3.5	0.8R	≤3
PSB830	≥830	≥1030	≥6	≥3.5	0.8R	≤3
PSB930	≥930	≥1080	≥6	≥3.5	0.8R	≤3
PSB1080	≥1080	≥1230	≥6	-	0.8R	≤3
PSB500	≥500	≥630	≥10	≥2.5	-	≤3

1.Grade: psb1080
2. Length: 9m, 12m or as per customers' requirements
3. Application: High-speed Railway, bridge, concrete anchoring system, formwork panels, 
                         industrial facilities, precast-construction, water treatment plants
4. Technology: Hot rolled, left hand
5. Accessories: full hex nut, spherical hex nut, bearing plate, domed nut, anchor bolt, 
                           foundation bolt, couplers, spring bar
6. Coating: galvanized, black or plain
7. Packing: in bundles 
8. Delivery: 15-30 days