Labh Steel is a leading manufacturer and supplier of high-quality F51 Duplex Stainless Steel Fasteners. These fasteners are known for their outstanding mechanical strength, excellent resistance to corrosion, and durability in demanding environments. Manufactured in compliance with ASTM A479 and ASTM F51 standards, F51 Duplex Stainless Steel Fasteners are widely used across various industries.
Our range of fasteners includes Bolts, Nuts, Screws, Stud Bolts, Washers, and Custom Fasteners, available in various sizes and specifications. These fasteners are ideal for use in industries such as oil and gas, petrochemical, power generation, marine applications, and chemical processing. Designed for reliability, they provide excellent performance in high-pressure and high-temperature environments.
We offer F51 Duplex Stainless Steel Fasteners in both standard and custom configurations to meet specific client requirements. Whether you need a large volume of stock fasteners or unique, precision-engineered solutions, we deliver exceptional quality and service.
Standards : | ASTM F593, F594 |
Grade : | UNS NO S31803 / Duplex Steel 31803 |
Size : | M02 to M30 | Length : | 2mm to 2000mm Long |
Bolt/Screw size: | M3 to M200 & 1/8" to 10" & Custom. |
Nuts size : | : M3 to M200 & 1/8" to 10" & Custom. |
Washer size: | M3 to M200 & 1/8" to 10" & Custom. |
Self-tapping screw : | No2 – No14. |
Type : | Bolts, nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, etc. |
Duplex Steel | Tradename | UNS no. | Werkstoff No. |
F51 | F51 Duplex Steel | S31803 | 1.4462 |
Element | C | Mn | P | S | Si | Cr | Ni | Mo | Nitrogen |
---|---|---|---|---|---|---|---|---|---|
Composition | 0.030 max | 2.00 max | 0.030 max | 0.020 max | 1.00 max | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.2 |
UTS min (MPa) | Yield Strength min (MPa) | Elongation on 50mm (%) | Reduction of Area | Hardness |
---|---|---|---|---|
min 620 MPa | min 448 MPa | min 25% | -- | 290 BHN max |
Labh Steel Supplies Duplex Steel F51 Fasteners in Agartala, Agra, Agra Rampur, Ahmedabad, Aizawl, Ajmer, Aligarh, Allahabad, Alwar, Amaravati, Ambala, Ambattur, Ambernath, Amravati, Amritsar, Aurangabad, Bangalore, Bareilly, Belgaum, Bhagalpur, Bhavnagar, Bhilai, Bhiwandi, Bhopal, Bhubaneswar, Bidhannagar, Biharsharif, Bikaner, Bilaspur, Bokaro, Chandigarh, Chennai, Chittoor, Coimbatore, Cuttack, Dahod, Davanegere, Dehradun, Delhi, Dhanbad, Dharamsala, Dindigul, Diu, Durgapur, Erode, Faridabad, Fatehpur, Gandhidham, Gandhinagar, Ghaziabad, Greater Hyderabad, Greater Mumbai, Greater Warangal, Gurgaon, Guwahati, Gwalior, Haldia, Howrah, Hubballi-Dharwad, Hyderabad, Imphal, Indore, Jabalpur, Jaipur, Jalandhar, Jammu, Jamnagar, Jamshedpur, Jhansi, Jodhpur, Junagadh, Kakinada, Kalyan-Dombivali, Kanpur, Karnal, Kavaratti, Kochi, Kohima, Kolhapur, Kolkata, Kota, Lucknow, Ludhiana, Madurai, Mehsana, Mangalore, Mangaluru, Mira-Bhayandar, Moradabad, Morbi, Mumbai, Muzaffarpur, Mysore, Nagpur, Namchi, Nasik, Navi Mumbai, NDMC, Nellore, New Delhi, New Town Kolkata, Noida, Oulgaret, Pali, Panaji, Panipat, Panvel, Pasighat, Patiala, Patna, Pimpri-Chinchwad, Port Blair, Puducherry, Pune, Raipur, Rajkot, Ranchi, Raurkela, Industrial Township, Rourkela, Sagar, Salem, Satna, Secunderabad, Shaharanpur, Shillong, Siliguri, Silvassa, Solapur, Srinagar, Surat, Thane, Thanjavur, Thiruvananthapuram, Thoothukudi, Thrissur, Tiruchirapalli, Tirunelveli, Tirupur, Tumkur, Udaipur, Ujjain, Ulhasnagar, Vadodara, Vapi, Varanasi, Vasai-Virar, Vellore, Vishakhapatnam.
Labh Steel exports Duplex Steel F51 Fasteners to Countries like India, United States, United Arab Emirates, Canada, Pakistan, Peru, Chile, Spain, France, United Kingdom, Indonesia, Israel, Iran, Kuwait, Mexico, Malaysia, Nigeria, Serbia, Singapore, Taiwan, Chile, Venezuela, Ecuador, Saudi Arabia, Netherlands, Brazil, Colombia, Ghana, Iran, Denmark, Poland, Australia, Afghanistan, Bahrain, Costa Rica, Egypt, Iraq, Jordan, South Korea, Kazakhstan, Sri Lanka, Lithuania, Norway, Oman, Philippines, Poland, Qatar, Russia, Vietnam, South Africa, Nigeria, Mexico, Turkey, Hungary, Algeria, Angola, Argentina, Austria, Azerbaijan, Bangladesh, Belarus, Belgium, Bhutan, Bolivia, Bulgaria, Croatia, Czech Republic, Estonia, Finland, Greece, Italy, Japan, Libya, Romania, Thailand, Trinidad & Tobago,Tunisia, Ukraine, Yemen, Hong Kong, Gabon, China, Portugal, Switzerland, New Zealand, Sweden, Slovakia, Kenya, Lebanon, Morocco, Mongolia.