ASTM A681 S1 Round Metal Bar ISO9001 Galvanised Round Bar
ASTM A681 S1, S2, S5, S6, and S7 steel round bar
Round steel refers to a solid long strip of steel with a circular cross-section. Its specifications are expressed in millimeters of diameter. Round steel is divided into three types: hot-rolled, forged and cold-drawn. The size of hot rolled round bar is 5.5-250 mm. Among them, small round bars of 5.5-25 mm are mostly supplied in bundles of straight strips, which are often used as steel bars, bolts and various mechanical parts; round bars larger than 25 mm are mainly used for the manufacture of mechanical parts or as seamless steel pipe billets. 20# round steel refers to a solid long strip of steel with a circular section. Its specifications are expressed in millimeters of diameter, such as "50", which means round steel with a diameter of 50 mm.
1. Grade: AISI S7 Tool Steel | 1.2355 | 50CrMoV13-15
2. Size: 8mm-3000mm
3. Standard: ASTM A681/DIN EN ISO 4957
4. Certification: ISO9001, BV,SGS, CTI, ROHS,
Specification
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Shandong Tanggang Steel Co., Ltd. is located in the beautiful spring city -Jinan ,the capital of Shandong province. Our company registered capital beyond RMB 18 million. We are a comprehensive group company integrating R&D, production, sales and service of steel products.
We are cooperating with many well-known steel enterprises such as Taiyuan Iron and Steel Group, ZPSS, Qingshan Iron and Steel, Tiangang Group, Heshan Iron and Steel Group, Baowu Iron and Steel, and Shandong Iron and Steel Group in a longterm friendly relationship . With the continuous development of our company, we have built two big workshops in Taian and Jinan . Our products have exported to a lot of countries, such as Philippines, South Africa, Saudi Arabia,United Arab Emirates,United State, Turkey and so on , get a high reputation in the world .
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