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

///ASTM A193 Stud Bolts & Hex Bolts

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

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 B7 Alloy steel, AISI 4140 or 4142, quenched and tempered
ASTM A193 B6 Stainless steel, AISI 410, heat treated
ASTM A193 B8 Class 1 Stainless steel, AISI 304, carbide solution treated.
ASTM A193 B8M Class 1 Stainless steel, AISI 316, carbide solution treated.
ASTM A193 B8 Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
ASTM A193 B8M Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened
ASTM A193 B8T Class 1 or 2 Stainless steel, AISI 321, with additional element of Titanium
ASTM A193 B16 Chromium-Molybdenum-Vanadium, similar to B7 with Vandium added
ASTM A193 B7M Similar properties as B7 but with specialized heat treating to create differing mechanical properties
ASTM A193 B8R Stainless steel, AISI 209, also known as Nitronic 50, nitrogen strengthened
ASTM A193 B8S Stainless Steel, AISI 218, also known as Nitronic 60, nirtrogen strengthened

Chemical Composition of ASTM A193 Grade Materials

Element B7 (AISI 4140) B8 (AISI 304) B8M (AISI 316) B16 (AISI 4140)
Carbon 0.37 – 0.49% 0.08% max 0.08% max 0.37 – 0.49%
Manganese 0.65 – 1.10% 2.00% max 2.00% max 0.65 – 1.10%
Phosphorus, max 0.04% 0.05% 0.05% 0.04%
Sulfur, max 0.04% 0.03% 0.03% 0.04%
Silicon 0.15 – 0.35% 1.00% max 1.00% max 0.15 – 0.35%
Chromium 0.75 – 1.20% 18.0 – 20.0% 16.0 – 18.0% 0.75 – 1.20%
Nickel 8.0 – 11.0% 10.0 – 14.0%
Molybdenum 0.15 – 0.25% 2.00 – 3.00% 0.15 – 0.25%

Mechanical Properties of ASTM A193 Grade Materials

Grade Size Tensile ksi, min Yield, ksi, min Elong, %, min RA % min
B7 Up to 2-1/2 125 105 16 50
2-5/8 – 4 115 95 16 50
4-1/8 – 7 100 75 18 50
B8 Class 1 All 75 30 30 50
B8M Class 1 All 75 30 30 50
B8 Class 2 Up to 3/4 125 100 12 35
7/8/2001 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
7/8/2001 100 80 20 45
1-1/8 – 1-1/4 95 65 25 45
1-3/8 – 1-1/2 90 50 30 45
B16 Up to 2-1/2 125 105 18 50
2-5/8 – 4 110 95 17 45
4-1/8 – 7 100 85 16 45

 

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

Bolts & Studs Grade Nuts Grade Washers Grade
ASTM A193 B7 ASTM A194 Grade 2H F436
ASTM A193 B8 Class 1 ASTM A194 Grade 8 SS304
ASTM A193 B8M Class 1 ASTM A194 Grade 8M SS316
ASTM A193 B8 Class 2 ASTM A194 Grade 8 SS304
ASTM A193 B8M Class 2 ASTM A194 Grade 8M SS316

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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