DC Engineering has been producing 254 SMO stud bolts for several years and supplies them to customers across the globe. We are reliable suppliers who deliver products on time or before the time. 254 stud bolts generally have high demand in the market all thanks to its reliable properties.

 SMO 254 STUDS

UNS S31254 Stud Bolts is austenitic grade alloy steel, has good chemical properties and excellent strength due to which the demand of stud bolts increases in the market. We are supplying these fasteners at affordable rates with value added service. We follow the latest national and international guidelines to produce these stud bolts.

254 SMO stud bolts offer excellent stress corrosion cracking resistance and work well in halide-containing conditions. The DIN 1.4547 Stud Bolts possess high durability, anti-corrosive, flexible fabricability, and long lasting qualities, all thanks to its outstanding quality, which is in high demand across a variety of industrial industries throughout the world. We make it simple to specify a wide range of parameters based on different forms, sizes, and measurements. 254 SMO is utilized in chemical environments, oil and gas industries, petrochemical industries, and more.

DC Engineering passed Grade SMO 254 Stud Bolts through strict quality tests and third party inspections to authorize all characteristics of the material. Those include destructive as well as non-destructive tests such as test certificates and all details related to the product are given to our valuable clients all across the globe.


Largest Inventory


Customer Support


On Time Deliveries


ISO 9001 : 2015

Specification

Specification ASTM A479, A320 / ASME SA193, SA320
Stud Bolt size M02 to M33, Custom Sizes
Stud Bolts Length 3 mm to 200 mm
Stud Bolt UNF, BSW, BSF, METRIC, UNC, or as required
Standard of Stud Bolts DIN 525, DIN 835, DIN 938, DIN 939, DIN 940, DIN 949-1, DIN 949-2, DIN 975, DIN 976, DIN 2509, BS 2693, BS 3692, BS 4439, IS 1862, IS 13178, ANSI/ASME B18.31.2, ANSI/ASME B16.5
Form of Stud Bolts Hex, Threading, Square, Round as per Gauge Etc.
Raw materials Source JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin, etc.
Threads Configuration ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Certification Dual Certified As per ASTM & ASME Codes
Popular Types of Stud Bolt Stud Bolts, Fully Threaded Stud Bolts, Tap End Stud Bolts, Double End Stud Bolts, Stud Bolts with Reduced Shank, Reduced Shank, Flange Stud Bolts, Flange Bolting, Weld Studs
Threads Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Test Certificate of Stud Bolts as per EN 10204 / 3.1 Manufacturer Test Certificate
Additional Certifications PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Production process M24-M100: hot forging, M2-M24: Cold Froging, for custom-made connecting element machining and CNC
Head drive of Stud Bolts Six-Lobe, Phillips, Phillips/Slot, Slotted etc
Packing of Stud Bolts IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request
Surface Coating Ptfe Coated Stud Bolts
Phosphate Coating
Teflon Coating
Zinc Coating
Hot Dipped Galvanizing Coating
Cadmium Coating
Xylon Coating
Stud Bolts finishing Coatings & Finishes : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide,

SMO 254 STUDS

Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
SMO 254 1.4547 S31254 - - - Z1 CNDU 20.18.06Az X1CrNiMoCuN20-18-7 -

Chemical Composition

Grade C Mn Si S Cr Fe Ni Mo P Cu
SMO 254 0.02 max 1.0 max 0.08 max 0.01 max 19.5 – 20.5 - 17.5 – 18.5 6 – 6.5 0.03 max 0.5 – 1

Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
SMO 254 8.0 g/cm3 1320-1390 ℃ MPa – 650 MPa – 300 35 %

Applications & Operations

We at DC Engineering make sure that our every product is made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers. DC Engineering is one of the most trusted manufacturers and suppliers of fasteners and bolts which are applicable in various industries.

  • Gas Processing Industries
  • Petrochemical Industries
  • Power Generation Industries
  • Food Processing Industries
  • Chemical Industries
  • Oil & Gas Industries
  • Fertilizers Industries
  • Sugar Industries






Experimentation & Testing

DC Engineering is known for its accurate and perfect dimensions. We at DC engineering thoroughly test all our products before shipping them to the customers. We carry out destructive as well as non-destructive tests on all our products.

  • Impact Analysis
  • Eddy Current Examining
  • Power Generation Industries
  • Hydrostatic Analysis
  • Prompt Test
  • Positive Material Recognition
  • Large-Scale Test
  • Pitting Protection Test


Packaging & Dispatching

DC Engineering uses the most safest and the most effective ways of packaging for all types of deliveries. We pack our goods in various ways such as:

  • Wooden Boxes
  • Wooden Crates
  • Wooden Pallets
  • Carton Boxes
  • Shrink-Wrapped
  • Bubble Wrap Packing Material
  • Laminated & Metallized Films
  • Wooden or Plastic Crates




Cities We Export

Srinagar, Tamil Nadu, West Bengal, Vijayawada, Maharashtra, Rajkot, Karnataka, Akola, Amravati, Kanpur, Aurangabad, Andhra Pradesh, Saharanpur, Vasai, Varanasi, Faridabad, Bhadreswar, Jhansi, Nashik, Solapur, Surat, Nagpur, Raipur, Haryana, Buxar, Bhavnagar, Pune, Punjab, Banswara, Uttar Pradesh, Tadepalligudem, Manipur,Delhi, Dhanbad, Guntur, Gujarat, Ludhiana, Kalyani, Nagapattinam, Benin, Vadodara, Kerala, Patna, Ulhasnagar, Chhattisgarh, Mizoram, Chennai, Kurnool, Datia, Mangalore, Ambala, Kota, Miryalaguda, Orissa, Mumbai, Nagda, Bikaner, Ballia, Allahabad, Suryapet, Jaipur, Haora, Durgapur, Udgir, Jodhpur, Amritsar, Kalyan, Bangalore, Puducherry, Agra, Kolkata, Tirunelveli, Gujarat, India, Lucknow, Meerut, Dehradun, Bihar, Ujjain, Jharkhand, Ahmedabad, Coimbatore, Sadar, Jamnagar, Hyderabad, Chandigarh, Ranchi, Jamalpur, Ambattur, Jabalpur, Waghala, Nagaur, Gulbarga

Countries We Export

Iran, Ecuador, Mexico, Afghanistan, Bulgaria, Denmark, Kenya, Singapore, Portugal, Venezuela, Sri Lanka, Chile, Gabon, Colombia, Belgium, Peru, Belarus, Yemen, Thailand,France, Italy, Mexico, Greece, Kuwait, Romania, Iraq, Netherlands, Sweden, Switzerland, Lithuania, Lebanon, Poland, Philippines, United Kingdom, Norway, Angola, Kazakhstan, Taiwan, Nigeria, Poland, China, Nigeria, Spain, Mongolia, New Zealand, United States, Hungary, Libya, Serbia, Ukraine, Finland, South Africa, Iran, Vietnam, Israel, Czech Republic, Slovakia, Hong Kong, Azerbaijan, Qatar, Japan, Oman, Malaysia, Pakistan, Algeria, Bangladesh, Jordan, Indonesia, Russia, United Arab Emirates, Brazil, Estonia, Turkey, Austria, Croatia, Ghana, Bahrain, Korea, Canada, Bolivia, Costa Rica, Trinidad & Tobago, Tunisia, Chile, Morocco, Bhutan, Argentina, Egypt