Product Description standard BS4449:1997,GB1449.2-2007,JIS G3112-2004, ASTM A615-A615M-04a grade BS4449, Gr460B, GB1449.2, HRB335, HRB400, HRB500, HRB500E, ASTM A615, GR40/GR60, JIS G3112, SD390, SD360 size 10mm, 12mm, 13mm, 14mm, 16mm, 20mm, 22mm, 25mm, 30mm, 32mm, 40mm,50mm, etc.. length 4-12m or according to customer’s requirement application civil engineering construction,such as housing, bridges,road, etc Delivery Normally 7-15 days after receive deposits or L/C at sight. package Packed in bundle, standard seaworthy package or customers’ requirements. Grade Yield strength REL(RP0.2),MPa Tensile strength Rm,MPa Elongation at failure A/% Uniform elongation Agt/% Stressel relaxation Original stress Relaxation rate after 1000hr/% PSB785 ≥785 ≥980 ≥7 ≥3.5 0.8R ≤3 PSB830 ≥830 ≥1030 ≥6 PSB930 ≥930 ≥1080 ≥6 PSB1080 ≥1080 ≥1230 ≥6 PSB500 ≥500 ≥630 ≥10 ≥2.5 Company Information Tianjin Reliance Company , is specialized in manufacturing steel pipes. and many special service can be done for you. such as ends treatment, surface finished, with fittings, loading all kinds of sizes' goods in container together, and so on. Our office is located in Nankai distric, Tianjin city, near Beijing, the capital of China, and with excellent location.It just takes 2 hours from beijing international airport to our company by high speed rail.and the goods can be delivered from our factory to Tianjin port for 2 hours. you can take 40 minutes from our office to Tianjin beihai international airport by subway. Export record: India,Pakistan,Tajikistan,Thailand,Myanmar,Australia,Canada,United States,United Kingdom,Kuwait,Mauritius,Morocco,Paraguay,Ghana,Fiji,Oman,Czech Republic,Kuwait,Korea and so on. Packaging & Shipping Our Services: 1.we can do special orders accoding to the customers' requestments. 2.we also can provide all kinds of sizes' steel pipes. 3.All the production process are made under the ISO 9001:2008 strictly. 4.Sample: free and similar sizes ones. 5.Trade terms: FOB /CFR/ CIF 6.Small order: welcome