DC Engineering is the leading manufacturer, supplier, and stockist of Fasteners. These bolts are Commonly used for joining two or more objects together. These bolts are applicable in various industries. The chemical composition of these bolts is strong and malleable. These are made with extraordinary material and high-quality raw material.
DC Engineering is the leading manufacturer, supplier, and stockist of Fasteners. These bolts are Commonly used for joining two or more objects together. These bolts are applicable in various industries. The chemical composition of these bolts is strong and malleable. These are made with extraordinary material and high-quality raw material.
Largest Inventory
Customer Support
On Time Deliveries
ISO 9001 : 2015
ISO-3506-1 Fasteners Dimension :-
| Steel group | Steel grade | Chemical Composition,a mass fraction,% |
Footnotes | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| c | Si | Mn | p | s | Cr | Mo | Ni | Cu | |||
| Austenitic | A1 | 0.12 | 1 | 65 | 02 | 0,15 to 0,35 | 16 to 19 | 07 | S to 10 | 1,75 to 2,25 | bed |
| A2 | 0.10 | 1 | 2 | 0.05 | 003 | 15 to 20 | -e | 8 to 19 | 4 | fg | |
| A3 | 0.08 | 1 | 2 | 0.045 | 003 | 17 to 19 | -e | 9 to 12 | 1 | h | |
| A4 | 0.08 | 1 | 2 | 0.045 | 003 | 16 to 18,5 | 2 to 3 | 10 to 15 | 4 | gi | |
| AS | 0.08 | 1 | 2 | 0.045 | 003 | 16 to 18,5 | 2 to 3 | 10.5 to 14 | 1 | hi | |
| Martensitic | C1 | 0,09 to 0.15 | 1 | 1 | 0.05 | 003 | 11.5 to 14 | - | 1 | - | i |
| C3 | 0,17to 0.25 | 1 | 1 | 0.04 | 003 | 16 to 18 | - | 1,5 to 2,5 | - | - | |
| C4 | 0,08to 0.15 | 1 | 15 | 0.06 | 0,15 to 0,35 | 12 to 14 | 06 | 1 | - | bi | |
| Ferritic | F1 | 0.12 | 1 | 1 | 0.04 | 003 | 15 to 18 | _j | 1 | - | kl |
ISO 3506-1 Mechanical properties for bolts, screws and studs — Austenitic steel grades :-
| Steel group | Steel grade | Property class |
Tensile strength Rm a min. MPa |
Stress at 0,2 °/o permanent strain Rp0,2a min. MPa |
Elongation after fracture Ab min. mm |
|---|---|---|---|---|---|
| Austenitic | A1,A2, A3,A4, AS |
50 | 500 | 210 | 0,6d |
| 70 | 700 | 450 | 0,4d | ||
| 80 | 800 | 600 | 0,3d |
ISO 3506-1 Mechanical properties for bolts, screws and studs — Martensitic and ferritic steel grades :-
| Steel group | Steel grade | Property class |
Tensile strength Rma min. MPa |
Stress at 0,2 % permanent strain Rp0,2a min MPa |
Elongation after fracture Ab min. mm |
Hardness | ||
|---|---|---|---|---|---|---|---|---|
| HB | HRC | HV | ||||||
| Martensitic | C1 | 50 | 500 | 250 | 0,2d | 147 O 209 | - | 155 to 220 |
| 70 | 700 | 410 | 0,2d | 209 to 314 | 20 to 34 | 220 to 330 | ||
| 110C | 1 100 | 820 | 0,2d | - | 36 to 45 | 350 to 440 | ||
| C3 | 80 | 800 | 640 | 0,2d | 228 to 323 | 21 to 35 | 240 to 340 | |
| C4 | 50 | 500 | 250 | 0,2d | 147 to 209 | - | 155 to 220 | |
| 70 | 700 | 410 | 0,2d | 209 to 314 | 20 to 34 | 220 to 330 | ||
| Ferritic | F1d | 45 | 450 | 250 | 0,2d | 128 to 209 | - | 135 to 220 |
| 60 | 600 | 410 | 0,2d | 171 to 271 | - | 180 to 285 | ||
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