CARBON STEEL
FASTENERS
X | Tensile | Strength | Size Range | Equivalent Standards | ||||||||
PRODUCT | Property | Class | Diameter | Length | ||||||||
Psi. Min. | N/mm2 | Metric | Inch* | Metric | Inch* | IS | ISO | DIN | BS | ANSI | JIS | |
Socket Head Cap Screws | 190000 | 1,300 (12.9) | M3 to M42 | 1/8 to 1" | 6 to 300 mm | 3/8 II to 1" | 2269 | 4762 | 912 | 4168 2470 | B18.3.1M | B1176 |
Socket Countersunk Head Screws | 160000 | 1,050 (12.9) | M3 to M16 | 3/16" to 5/16" | 6 to 60 mm | 3/8" to 11/4" | 6761 | 7991 | 4168 2470 | B18.3.5M | ||
Socket Button Head Cap Screws | 1,050 (12.9) | M3 to M10 | -- | 6 to 50 mm | -- | -- | 7380 | 9427 | 4168 | B18.3.4M | ||
Socket Set Low Head Cap Screws | 1,050 (12.9) | M3 to M12 | 10 to 90 mm | -- | 6912 7984 | -- | ||||||
Socket Set Screws Knurled Cup Screws | HRc | Hardness 45 Min. | M3 to M20 | 1/8" to 3/4" | 3 to 75 mm | 1/8" to 3" | 6094 | 4026 4027 4028 4029 | 913 914 915 916 | 4168 2470 | B18.3.6M | B1177 |
Pressure Plugs | 500 (5.8) | Hardness HRb 78-79 | M18 to M30 | 1/8" to 1"** | -- | 9645 | 906 | -- | -- | -- | ||
Hex Wrenches | HRc | Hardness 47 Min. | 1.5 to 32 mm | 1/16" to 3/4" | -- | 3082 | 2936 | 911 | 4168 2470 | B18.3.2M | B4648 | |
Hex Head Bolts | 800/830 (8.8) 1,040 (10.9) | Grade R,S V | M4 to M42 | 1/4" to 1" | 10 to 300 mm | 1/2" to 8" | 1364 | 4014 4017 | 931 933 | 1083 1768 | B18.2.1 | B1180 |
Hex Nuts | Nut Grade 8/10 | Nut Grade 8/5 | M10 to M42 | - | -- | -- | 1364 | 4,032 | 934 | 1083 1768 | B18.2.4.1M B18.2.2 | B1181 |
High Strength Structural Bolts, Nuts, Washers | Bolts 8.8/10.9 Nuts 8/10 | M16 to M30 | 40 to 300 mm | 3757 6623 6649 | 7412 4775 7415 | 6914 6915 6916 | 4,395 | B18.2.3.7M B18.2.4.6M | B1186 | |||
Stud With 2 Heavy nuts | Stud B7 Nut 2H | M12-M36 | 1/2" to 2-1/4" | 50 to 500 mm | 2-/1/4" to 27" | A193 A194 | ||||||
Special Products | 800/830 (8.8) 1,040 (10.9) | M3 to M42 | 1/8" to 1" | 6 to 410 mm | 3/8" to 12" |
Talk To Our Expert
At BMS International, we are committed to providing top-notch support for your carbon steel needs. Our experts are here to assist you in navigating your project requirements and ensuring you make informed decisions.
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We prioritize your success and satisfaction. Contact us today to discover why you should choose BMS International as your trusted steel supplier. Our commitment to quality products, reliable service, and industry expertise ensures we provide the best solutions tailored to your needs.

Best Carbon Steel Supplier In India
At BMS International (Bombay) LLP, we are your premier carbon steel supplier in India, dedicated to delivering quality products and comprehensive solutions. Since 2009, we have excelled in providing exceptional value and support, ensuring your projects succeed from start to finish.
Our extensive range of carbon steel products includes seamless pipes and tubes, low-temperature seamless pipes, ERW welded pipes, and a variety of fittings and flanges. We cater to industries such as construction, manufacturing, oil & gas, and automotive, offering tailored solutions to meet diverse needs.
Indias Leading Carbon Steel Distributor
We take pride in our commitment to quality and customer satisfaction. Our knowledgeable team provides expert guidance, ensuring you choose the right products for your applications. Based in Mumbai, we guarantee prompt delivery to keep your projects on schedule.
Discover why we are India’s leading carbon steel distributor. Contact us today for all your carbon steel needs, and let us partner with you for project success.