1. ChangZeng i shaped beam is developed by our team of diligent professionals. It comes with installation instructions and videos
2. This product has broad market possibilities and potential. Its microstructure can be Ferritic, Pearlitic, Martensitic, Etc
3. Our product is used and known for its reliability. Its comes with optional additional alloys including carbon, manganese, silicon, chromium, nickel, molybdenum, and vanadium
4. The product is superior in terms of performance, durability, and so on. It is not subject to yield-point runout and can, therefore, require low levels of maintenance
1. Shanghai ChangZeng Metal Co., Ltd. is extraordinarily competent in the design and manufacture of structural steel channel . We stand out among many competitors.
2. Shanghai ChangZeng Metal Co., Ltd. has strong production capacity, perfect equipment, advanced technique and complete quality supervision system.
3. Shanghai ChangZeng Metal Co., Ltd. aims to provide customers with professional and quick pres-sale, sales, after-sales service. Contact us!