Aung Metals, based in Naypyidaw, Myanmar, is a reliable manufacturer and supplier of high-quality metal products to various industries. Known for its quality, provides a wide variety of metals, with a particular emphasis on stainless steel alloys. Among their key products, the Stainless Steel 1.4122 Hex Bars are known for the excellent mechanical properties in strength, wear resistance, and corrosion resistance. The hex bars are best suited for precision engineering, automotive, and manufacturing applications. They ensure durability and performance under demanding conditions. Aung Metals provides quality products along with quality service.
Stainless Steel 1.4122 hex bar is a martensitic stainless steel that provides excellent mechanical properties in applications where strength and wear resistance are the most important factors. The typical composition includes 0.37-0.45% carbon (C), 12.00-14.00% chromium (Cr), 0.90-1.30% molybdenum (Mo), 0.50% manganese (Mn), 0.03% phosphorus (P), and 0.015% sulfur (S). It contains traces of silicon (Si) and nickel (Ni). The alloy tensile strength is about 700-1000 MPa, with hardness between 35 to 50 HRC. The alloy is thus better suited to be in manufacturing of tools, shafts, and wear and corrosion agents.
Standard : AISI, ASTM, BS, DIN, GB, JIS
Specification : ASTM A276 / ASME SA276
Diameter : 6mm-500mm
Width: 100-4200mm
Length : 1 to 6 meters & as per customer’s requirement.
Range : 3 MM TO 350 MM DIA
Dimensions: 5.5MM – 1100MM
Form : Round Bars, Square Bars
Materials Grades: Stainless Steel 1.4122
| Grade | C | Si | Mn | P | S | Cr | Mo | N | Others |
| SS 1.4122 | 0.33-0.45 | max 1.00 | max 1.5 | max 0.040 | max 0.015 | 15.5-17.5 | 0.80-1.30 | max 1.00 | – |
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
| 869 (≥) | 926 (≥) | 41 | 44 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 444 |
| EN | DIN | AFNOR |
| 1.4122 | 1.4122 – X 39 Cr Mo 17 1 | Z 38 CD 16-01 |
Stainless Steel 1.4122 hex bars are relatively environmentally friendly, as they are recyclable and durable. However, the production process involves energy consumption and emissions, which can impact the environment to some extent.
The typical size range for Stainless Steel 1.4122 hex bars varies from 6 mm to 100 mm in diameter, with lengths commonly ranging from 1000 mm to 4000 mm, depending on specifications.
Yes, Stainless Steel 1.4122 flat bars can be welded, though preheating and post-weld heat treatment may be necessary to reduce the risk of cracking and ensure optimal weld quality.
Stainless steel 1.4122 hex bar is used wherever high strength along with good resistance to wear is expected and moderate resistance to corrosion. It is more commonly used for shafts, gears, spindles; it is preferred for parts like in the auto, aerospace and machinery industries due to its ability to provide adequate toughness and hardness for tools and other valve components or heavy-duty fasteners. In addition to its wear resistance, it also finds applications in high-stress situations, such as in pumps, compressors, and industrial equipment. This is because its strength is preserved even in adverse conditions.






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Aung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Naypyidaw, Myanmar
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