Product Name: | Bolts and Nuts |
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Standard: | GB, ASTM, DIN, JIS, AISI, BS |
Trademark: | Carbon Structural Steel, Promisteel |
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Grade | Size (Diameter*Pitch) | Bolt Diameter (mm) | Pitch (mm) | Nut Size |
8.8/10.9 | M6 | 6 | 1 | M6 |
M8 | 8 | 1.25 | M8 | |
M10 | 10 | 1.5 | M10 | |
M12 | 12 | 1.75 | M12 | |
M16 | 16 | 2 | M16 | |
M20 | 20 | 2.5 | M20 | |
M24 | 24 | 3 | M24 |
Established in 2015 and located in the Tianjin Airport Economic Zone, Promisteel, a subsidiary of Tian he Group, is an international steel trading company with rich experience in exports. We have a stable supply chain from major domestic steel mills and a professional sales team, serving customers in more than 60 countries.
Our company provides a wide range of services to various industries including steel structures, household appliances, barrel manufacturing, shipbuilding, pipe manufacturing, gas tank storage, transformer manufacturing, kitchenware manufacturing, and food packaging. We are committed to offering high-quality and cost-effective products and services to our customers, and providing solutions to problems encountered by our customers in the long process of the international steel supply chain.
Promisteel is a promising and vibrant steel enterprise, adhering to the concept of "Our promise, you will." We are continuously enhancing our strength and competitiveness, and making positive contributions to realizing both our own and our customers' values."
Our Vision
Respect the Nature, and harmonize with all Associates
Our Mission
Elevate the Brand Image of China's Steel Industry to the top level
For more information, you can refer to our company's official website.