ASTM A193 Grade B8 Class 2 Bolts

A193 B8 Class 2 Bolt Suppliers in India, ASTM A193 Grade B8 Class 2 Bolts Manufacturers

ASTM A193 Grade B8 Class 2 Bolts

 

ASTM A193 Grade B8 Class 2 Bolts are used very commonly in petrochemical plants, Chemical Plants, fertilizer plants shipyards etc mostly for flange joints. B8 Class 2 bolts have high tensile strength and are governed by ASTM A193 Grade Standard.

 

ASTM A193 Grade B8 Class 2 Bolts are manufactured from AISI 304 Stainless Steel carbide solution treated with Strain Hardening. We manufacture these Bolts with great precision & Quality. Grade B8 Class 2 Bolts are also called B8 Stainless Steel bolts, B8 Bolts Class 2 Etc Unifit Metalloys Inc Stocks & Supply these Bolt Fasteners in various sizes & Coatings.

 

Unifit Metalloys Inc is a pioneer in ASTM A193 B8 Class 2 Bolts.

Contact us on exports@unifitmetalloys.com to get a quotation for your ASTM A193 B8 Class 2 Bolts requirement.

Related Keyphrase for ASTM A193 Grade B8 Class 2 Bolts : Grade 8 class 2 Bolts,Grade B8 bolts,Gr 8 Bolts,B8 Class 2,A193 B8 Bolts,B8 Studs,B8 Bolting etc.

 

A193 Grades

ASTM A 193 B7M Bolts

B7 Alloy steel, AISI 4140/4142 quenched and tempered
B8 Class 1 Stainless steel, AISI 304, carbide solution treated.
B8M Class 1 Stainless steel, AISI 316, carbide solution treated.
B8 Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
B8M Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened

A193 Mechanical Properties

 
Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min HBW HRC
B7 Up to 2-1/2 125 105 16 50 321 max 35 max
2-5/8 – 4 115 95 16 50
4-1/8 – 7 100 75 18 50
B8 Class 1 All 75 30 30 50 223 max 35 max
B8M Class 1 All 75 30 30 50 223 max 96 max
B8 Class 2 Up to 3/4 125 100 12 35 321 max 35 max
7/8 – 1 115 80 15 35
1-1/8 – 1-1/4 105 65 20 35
1-3/8 – 1-1/2 100 50 28 45
B8M Class 2 Up to 3/4 110 95 15 45 321 max 35 max
7/8 – 1 100 80 20 45
1-1/8 – 1-1/4 95 65 25 45
1-3/8 – 1-1/2 90 50 30 45

A193 Chemical Properties

 
Element B7 (AISI 4140) B8 (AISI 304) B8M (AISI 316)
Carbon 0.37 – 0.49% 0.08% max 0.08% max
Manganese 0.65 – 1.10% 2.00% max 2.00% max
Phosphorus, max 0.035% 0.045% 0.045%
Sulfur, max 0.040% 0.030% 0.030%
Silicon 0.15 – 0.35% 1.00% max 1.00% max
Chromium 0.75 – 1.20% 18.0 – 20.0% 16.0 – 18.0%
Nickel   8.0 – 11.0% 10.0 – 14.0%
Molybdenum 0.15 – 0.25%   2.00 – 3.00%

A193 Recommended Hardware

 
Bolt Grade Nuts Washers
B7 A194 Grade 2H F436
B8 Class 1 A194 Grade 8 SS304
B8M Class 1 A194 Grade 8M SS316
B8 Class 2 A194 Grade 8 SS304
B8M Class 2 A194 Grade 8M SS316

We are Experts in Exporting A193 B8 Class 2 Bolts Worldwide

 

We Manufacture and Exporter our best quality A193 B8 Class 2 Bolts all over the Globe Such as India, Indonesia, Japan, Italy, Serbia, Mongolia, Iran, Israel, Kenya, Nigeria, Kuwait, Pakistan, Malaysia, Hungary, China, Portugal, Iran, Spain, Chile, Egypt, Zimbabwe, Afghanistan, France, Nigeria, Denmark, Norway, Philippines, Colombia, Austria, New Zealand, Mexico, Ireland, Costa Rica, Sweden, Turkey, Ecuador, Singapore, Argentina, Mexico, Iraq, Qatar, Belarus, Kazakhstan, Russia, Morocco, Venezuela, Gambia, Slovakia, India, Belgium, Brazil, Namibia, United Arab Emirates, Yemen, Chile, Nepal, Puerto Rico, Vietnam, United States, Romania, Australia, Thailand, Czech Republic, Bolivia, Trinidad & Tobago,Tunisia, Ukraine, Macau, Switzerland, Finland, Netherlands, Libya, Ghana, Germany, Poland, Gabon, Jordan, Bulgaria, Estonia, Lithuania, Azerbaijan, Sri Lanka, Greece, Croatia, Canada, Poland, Bangladesh, Peru, Lebanon, Algeria, Bhutan, Hong Kong, South Korea, Taiwan, United Kingdom, Tibet, Angola, South Africa, Oman, Bahrain, Saudi Arabia, Hanoi.

 

UMI are Supplier of A193 B8 Class 2 Bolts in India

 

We Manufacture and Supply our best quality A193 B8 Class 2 Bolts all over India Such as Mumbai, Pune, Indore, Nagpur,  Noida,  Jaipur, Rajkot, Haryana,  Surat, Ludhiana, Baroda,  Howrah, Ahmedabad, Primp-Chinchwad, Bhopal,  Faridabad, Thiruvananthapuram,  Bengaluru, Thane, Ranchi, Kolkata, Gurgaon, Coimbatore, Nashik,  Ernakulam, Vadodara,  Navi Mumbai,  Kanpur,  New Delhi,  Chennai, Mumbai,  Jamshedpur, Hyderabad, Visakhapatnam, Chandigarh, Secunderabad, Jammu & Kashmir, Wardha, West Bengal, Tamil Nadu, Punjab, Karnataka, Hazira, Varanasi, Raipur, Bihar, Madhya Prades, Uttar Pradesh, Sikkim, Telengana, Manipur, Kochi, Jabalpur, Bhubaneshwar, Guwahati, Mangalore, Mysore, Merut, Udaipur, Dehradun, Coimbatore