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A193 Hex Bolts & Stud Bolts. Buy Top Quality Stainless Steel & Alloy Steel Bolts in India

Hex Bolts & Stud Bolts Manufacturers, Suppliers, Factory in India

ASTM A193 Stud Bolts & Hex Bolts

₹680.00

Manufacturers of Stainless Steel Bolts & Alloy Steel Bolts as per ASTM A193 Specifications

Metline is a leading manufacturer of ASTM A193 Stud Bolts and ASTM A193 Hex Bolts in multiple sizes and lengths. Our key bolt products include hex bolts, heavy hex bolts, U bolts, fully threaded hex bolts, anchor bolts, carriage bolts, eye bolts and square bolts among others.

Manufacture of ASTM A193 / ASTM A193M Alloy Steel & Stainless Steel Bolting Materials for High-Temperature Service

Most Common ASTM A193 Bolt Grades Supplied by Metline Industries

  • ASTM A193 B7 Alloy Steel, AISI 4140/4142 Quenched and Tempered
  • ASTM A193 B8 Class 1 Stainless Steel, AISI 304, Carbide Solution Treated
  • ASTM A193 B8M Class 1 Stainless Steel, AISI 316, Carbide Solution Treated
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Description

Metline is a leading manufacturer and supplier of ASTM A193 Grade B7, B8 and B8M bolts and studbolts to major OEM’s from capital good and infrastructure sectors.

Grades Covered by ASTM A193 Standard for Bolts, Threaded Bars & Rods

ASTM A193 B7Alloy steel, AISI 4140 or 4142, quenched and tempered
ASTM A193 B6Stainless steel, AISI 410, heat treated
ASTM A193 B8Class 1 Stainless steel, AISI 304, carbide solution treated.
ASTM A193 B8MClass 1 Stainless steel, AISI 316, carbide solution treated.
ASTM A193 B8 Class 2Stainless steel, AISI 304, carbide solution treated, strain hardened
ASTM A193 B8M Class 2Stainless steel, AISI 316, carbide solution treated, strain hardened
ASTM A193 B8TClass 1 or 2 Stainless steel, AISI 321, with additional element of Titanium
ASTM A193 B16Chromium-Molybdenum-Vanadium, similar to B7 with Vandium added
ASTM A193 B7MSimilar properties as B7 but with specialized heat treating to create differing mechanical properties
ASTM A193 B8RStainless steel, AISI 209, also known as Nitronic 50, nitrogen strengthened
ASTM A193 B8SStainless Steel, AISI 218, also known as Nitronic 60, nirtrogen strengthened

Chemical Composition of ASTM A193 Grade Materials

ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)B16 (AISI 4140)
Carbon0.37 – 0.49%0.08% max0.08% max0.37 – 0.49%
Manganese0.65 – 1.10%2.00% max2.00% max0.65 – 1.10%
Phosphorus, max0.04%0.05%0.05%0.04%
Sulfur, max0.04%0.03%0.03%0.04%
Silicon0.15 – 0.35%1.00% max1.00% max0.15 – 0.35%
Chromium0.75 – 1.20%18.0 – 20.0%16.0 – 18.0%0.75 – 1.20%
Nickel8.0 – 11.0%10.0 – 14.0%
Molybdenum0.15 – 0.25%2.00 – 3.00%0.15 – 0.25%

Mechanical Properties of ASTM A193 Grade Materials

GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 – 4115951650
4-1/8 – 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
B8 Class 2Up to 3/41251001235
7/8/2001115801535
1-1/8 – 1-1/4105652035
1-3/8 – 1-1/2100502845
B8M Class 2Up to 3/4110951545
7/8/2001100802045
1-1/8 – 1-1/495652545
1-3/8 – 1-1/290503045
B16Up to 2-1/21251051850
2-5/8 – 4110951745
4-1/8 – 7100851645

 

ASTM A193 Bolts are Generally Used with Nuts & Washers as Below – Recommended Mating Materials

Bolts & Studs GradeNuts GradeWashers Grade
ASTM A193 B7ASTM A194 Grade 2HF436
ASTM A193 B8 Class 1ASTM A194 Grade 8SS304
ASTM A193 B8M Class 1ASTM A194 Grade 8MSS316
ASTM A193 B8 Class 2ASTM A194 Grade 8SS304
ASTM A193 B8M Class 2ASTM A194 Grade 8MSS316

Additional information

ASTM 193

B5, B6,B7, B7M, B16
B8M CLASS 1 & 2
B8 CLASS 1 & 2
B8C, B8T

Diameter Size

M06 to M150

Length

30 mm to 2000 mm, Custom Lengths

Materials

Mild Steel, Stainless Steel, Carbon Steel, Alloy Steel, Brass, Copper, Duplex & Super Duplex Nuts, Aluminium, Hastelloy, Incoloy, Inconel, Monel.

Surface Finish

Blackening, Cadmium Zinc plated, Galvanized, Hot Dip Galvanized, Nickel Plated, Buffing

Threads

Metric, BSW, BSF, UNC, UNF, and as per costumers requirement

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