Based in Delhi, India, Harshita Stainless is a well-known producer and supplier of premium stainless steel 17-4 PH fasteners. The company offers a large selection of fasteners that are designed to satisfy industrial standards, with a strong emphasis on durability and precision engineering. Years of experience and a committed staff of experts have helped Harshita Stainless establish a strong reputation for producing high-strength, corrosion-resistant products that serve a range of industries, including defence, aerospace, chemical, and marine. Consumers in India and abroad depend on the business for dependable stainless solutions, prompt delivery, and unwavering quality standards.
Iron, chromium (15–17.5%), nickel (3-5%), copper (3-5%), and trace amounts of manganese, silicon, and niobium make up stainless steel 17-4 PH fasteners. With a high tensile strength of up to 1100 MPa, yield strength of up to 1000 MPa, and hardness of up to 44 HRC following heat treatment, they are renowned for their exceptional mechanical qualities. Even in harsh conditions, these fasteners show exceptional toughness and resistance to corrosion. They are a popular option in critical engineering sectors because they are perfect for structural and high-load applications and retain their performance at both high and low temperatures.
| Specifications | ASTM A 193 / ASME SA 193 |
| Standard | DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards |
| Size | M3 – M100 | 3/6″ – 4″ | Custom Sizes |
| Fasteners Length | 3 mm – 200 mm | Custom Sizes |
| Nuts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Washers Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads available | UNF, BSW, BSF, METRIC, UNC, or as required |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Head | Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc. |
| Neck type | Hex, Square, Triangular, Oval & Knurled etc. |
| Surface Coating | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
| Manufacturing Process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing. |
| Grade | C | Cb+Ta | Cr | Cu | Fe | Mn | Ni | P | S | Si |
| SS 17-4 PH | 0.07 max | 0.15-0.45 | 15.00-17.50 | 3.00-5.00 | Bal | 1.0 max | 3.0-5.0 | 0.40 max | 0.03 max | 1.0 max |
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Stainless Steel 17-4 PH Nuts Known for excellent corrosion resistance, Stainless Steel 17-4 PH nuts are typically used in aerospace and industrial applications. They come in various sizes. Usually, the dimensions are M2 to M36 and conform to standard nut sizes.
17-4 PH stud bolts are ideal for high-stress environments and offer high corrosion resistance. Depending on application requirements, they are available in sizes ranging from M4 to M30, with lengths varying from 20mm to 1000mm.
These bolts provide strong corrosion resistance and are commonly used in structural applications. Available in sizes from M5 to M36, with standard lengths ranging from 10mm to 200mm, they meet various industrial and military standards.
Stainless Steel 17-4 PH threaded rods Known for excellent corrosion resistance, 17-4 PH threaded rods are used in high-strength applications. They are available in diameters from M6 to M36 and lengths from 100mm to 3000mm, suitable for various structural needs.
Offering high corrosion resistance, 17-4 PH screws are suitable for harsh environments. They come in sizes from M2 to M16, with lengths from 6mm to 100mm, meeting diverse application standards.
These washers are highly corrosion-resistant, making them ideal for marine and aerospace applications. Available in diameters from M3 to M36, they come in various thicknesses to fit different bolt sizes.
Stainless Steel 17-4 PH Fasteners are rigorously tested by us for their quality and reliability. The tests involve verification of the material composition, mechanical property checks, and assessments of the dimensions. Also third-party inspections can be offered for extra assurance when needed. With a strong focus on quality and efficiency we ensure swift delivery of our fasteners according to different industry requirements keeping the highest standards of performance and customer satisfaction.
17-4 PH stainless steel Industries that require strength, dependability, and resistance to corrosion frequently use fasteners. They are perfect for high-stress parts like engine parts and structural assemblies in the aerospace and defence industries. These fasteners are appropriate for shipbuilding and offshore platforms because they resist corrosion from saltwater in the maritime sector. Their endurance and effectiveness in chemical processing are guaranteed by their resistance to oxidising and acidic conditions. They are also utilised in petrochemical plants, nuclear power plants, and food processing machinery. They are a flexible option for demanding engineering and industrial applications all over the world because of their outstanding qualities.
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