Ningbo Huali Steel Co., Ltd is a leading producer of SUS630 high-hardness stainless steel coil in the industry in China since 2008. Our main products include stainless steel coils/strips/foils/sheets, high temperature alloy, Fecral alloy and Titanium alloy. We have rich experience in exporting and have established long-term and win-win cooperative relations with many well-known foreign companies.
SUS630 high-hardness stainless steel coil, or 17-4PH is a martensitic precipitation hardening stainless steel. High strength, high hardness and excellent corrosion resistance is its distinguished features. Its strength grade can be adjusted by heat treatment, and the strength can reach 1100-1300MPa. It is widely used in aerospace, petrochemical, medical equipment, automobile and more, which is suitable for environments requiring high strength and strong corrosion resistance.
| GRADE | Chemical Composition | |||||
| C | Si | Mn | P | S | Ni | |
| % | % | % | % | % | % | |
| 630 | ≤0.07 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 3.00/5.00 |
SUS630 high-hardness stainless steel coil is a high-performance martensitic precipitation hardening stainless steel, whose features include high strength, high hardness and good corrosion resistance. It can be further optimized through heat treatment process. After heat treatment, the compressive strength of AISI630 can reach 1100-1300MPa, showing excellent mechanical properties.
Regarding to application, SUS630 high hardness stainless steel coil is widely used in aerospace, petrochemical, medical equipment, automotive industry and other fields. In the aerospace field, it is often used to manufacture key parts such as aircraft structural parts and engine parts. In the petrochemical industry, it is often used to manufacture valves, pump bodies. In addition, DIN 1. 4542 high hardness stainless steel coil is also used in medical equipment manufacturing, automobile manufacturing and food processing equipment to ensure the safety and durability of the product.
Ningbo Huali Steel has introduced advanced machinery from abroad, equipping its production lines with cutting-edge manufacturing equipment.
The American imported twenty series Sendzimir high precision reversible mill is capable of speeds up to 650 m/min, and control overall tolerances are maintained to within ± 0. 002 mm.
Twenty-three rolls tension leveler with automatic online surface inspection, defects alarm, and remote defects record function to ensure accurate production process and instant record of status.
Used to clean oil and other stains from the surface of SUS630 high-hardness stainless steel coil to send them to the annealing furnace or factory.
Packing Option: Standard packaging, wooden box packaging, as well as customized packaging solutions.
Our dedicated loading team ensures meticulous handling of every pallet. Each container is securely reinforced with wood and wire rope to guarantee that your goods (SUS630 high-hardness stainless steel coil) arrive in safe condition.
Certificates: ISO9001, SGS, MTC and more.
