Stainless steel bars including stainless steel round bar,stainless steel square bar,stainless steel hex bar,stainless steel angle abr,stainless steel flat bar are the main products of exsteel Industry group. Stainless steel bars usually used in construction field, ships building industry and many various machinery and hardware fields. The ISO 9001 management system ensure the high quality of the products. exsteel Industry Group cooperated with many world class famous company in this field!
Materials:
300series:301,302,303,304,304L,309,309s,310,310S,316,316L,316Ti,317L,321,347,
200series:201,202,202cu,204;
400series:409,409L,410,420,430,431,440;
Others:2205,2507,2906,330,660,630,631,17-4ph,17-7 ph,904L,et.
Surface:
Black;Pickled;HL;Brushed;Polished
Technical treatment:
cold drawn /hot-rolled/hot-forged
Normal length: 1000 to 6000mm
Tolerance: h9&h11
Dimensions:
Hot-rolled: Ø5.5 to 110mm
Cold-drawn: Ø2 to 50mm
forged: Ø110 to 500mm
Applications:
Construction field, ships building industry
Decoration materials and outdoor publicity billboard
Bus inside and outside packaging and building and springs
Handrails, electroplating and electrolyzing pendants and foods
Corrosion- and abrasion-free to meet specific requirements of various machinery and hardware fields
Production procedure:
raw elements (C, Fe, Ni, Mn, Cr and Cu), smelted into ingots by AOD finery, hot rolled into black surface, pickling into acid liquid, polished by automatically machine and cutting into pieces
Grade:
Grade and Main chemical composition% | |||||||||
C | Si | Mn | P≤ | S≤ | Cr | Mo | Ni | Other | |
201 | ≤0.15 | ≤1.00 | 5.5-7.5 | 0.06 | 0.03 | 16-18 | - | 3.5-5.5 | N≤0.25 |
202 | ≤0.15 | ≤1.00 | 7.5-10.0 | 0.06 | 0.03 | 17-19 | - | 4.0-6.0 | N≤0.25 |
301 | ≤0.15 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | - | 6.0-8.0 | - |
302 | ≤0.15 | ≤1.00 | ≤2.00 | 0.2 | 0.03 | 17-19 | - | 8-10.0 | - |
303 | ≤0.15 | ≤1.00 | ≤2.00 | 0.045 | ≥0.015 | 17-19 | ≤0.6 | 8.0-10.0 | - |
304 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | - | 8-10.5 | - |
304L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | - | 9-13 | - |
305 | ≤0.12 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | - | 10.5-13 | - |
309S | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 22-24 | - | 12-15 | - |
310S | ≤0.08 | ≤1.5 | ≤2.00 | 0.045 | 0.03 | 24-26 | - | 19-22 | - |
316 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 2-3 | 10-14 | - |
316L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 2-3 | 12-15 | - |
317 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 3-4 | 11-15 | - |
317L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 3-4 | 11-15 | - |
321 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | - | 9-13 | Ti≥5×C |
405 | ≤0.08 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 11.5-14.5 | - | ≤0.6 | AL0.1-0.3 |
420F | 0.26-0.4 | ≤1.00 | ≤1.25 | 0.06 | ≥0.15 | 12-14 | ≤0.6 | ≤0.6 | - |
430 | ≤0.12 | ≤0.75 | ≤1.00 | 0.04 | 0.03 | 16-18 | - | ≤0.6 |
Packing:
plastic poly-bag, wooden case
All exsteel's products are packed, stored, transported according to the international regulation.
The square bars are wrapped with anti-rust paper and steel rings to prevent damage. Identification labels are tagged according to standard specification or customer's instructions. Special packing is available as per customer's requirement.Ply wooden box are available for special protection. Other kinds of packing can be offered if request.