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ASTM A573 chemical composition (%)
Element |
Grade 58 |
Grade 65 |
Grade 70 |
|
Carbon, ≤1/2" Thick |
0.23 |
0.24 |
0.27 |
|
Carbon, >1/2"-1 1/2" Thick |
0.23 |
0.26 |
0.28 |
|
Manganese |
0.60-0.90 |
0.85-1.20 |
0.85-1.20 |
|
Phosphorus Max. |
0.03 |
0.03 |
0.03 |
|
Sulfur Max. |
0.03 |
0.03 |
0.03 |
|
Silicon |
0.10-0.35 |
0.15-0.40 |
0.15-0.40 |
ASTM A573 carbon steel mechanical properties
Grade |
Yield Strength |
Tensile Strength |
Elongation min.% |
Elongation min.% |
|
A573 Grade 58 |
220[32] |
400-490 |
21 |
24 |
|
A573 Grade 65 |
240[35] |
450-530 |
20 |
23 |
|
A573 Grade 70 |
290[42] |
485-620 |
18 |
21 |
bbn steel group was founded in 2000, which initially focus on providing high-quality steel products to serve for China's rapid infrastructure development. Based on the advantages of steel resources in domestic market and good reputation, combining with the huge international market demand for steel products, BEBON started the international business in 2010 and successfully being approved and certified by ISO9001:2008, the Registration number is 626014Q11531R0S. With the quality steel products and professional service, BEBON was award the international acclaim from infrastructure, shipbuilding, petroleum industry etc., and gradually grow into a bright star in the steel export industry .
With the exploration and innovation of Bebon people, BEBON gradually formed four major advantageous products: steel plate, steel pipe, stainless steel, special steel, and established our own Machining processing center in order to meet customer's diverse requirements.
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We established professional technical team, lab test team, steel shape surface inspection team, package control team, general team.
bbn steel group was founded in 2000, which initially focus on providing high-quality steel products to serve for China's rapid infrastructure development. Based on the advantages of steel resources in domestic market and good reputation, combining with the huge international market demand for steel products, BEBON started the international business in 2010 and successfully being approved and certified by ISO9001:2008, the Registration number is 626014Q11531R0S. With the quality steel products and professional service, BEBON was award the international acclaim from infrastructure, shipbuilding, petroleum industry etc., and gradually grow into a bright star in the steel export industry .
BBN Steel has established a complete set of production and supplier management system processes to ensure the improvement of product quality and better service to users.
BBN Steel has established a complete production quality control process to ensure every link from research and development to mass production.
Our supplier selection will consider factors such as health and safety, ethics, environmental protection, price and quality to better serve customers.
We have successively won various international authoritative certifications, GB /T19001-ISO9001: 2000 quality management system was implemented.
We provide booking space, shipping tracking service and after-sales service, we will always be first-class products and perfect pre-sale and after-sales service.
Welcome to contact us through online consulting, emails and hotline if you are interested in our company or products. Our staff will reply you within 24 hours.
Address: High-tech Development Zone, Zhengzhou, China
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