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Sachiya Steel International Is One Of The Leading Manufacturer And Exporter Of High Quality Alloy Steel B6 Nuts And Bolts, which is highly used in commercial complexes. Chromium, vanadium, molybdenum, and tungsten in these Alloy Steel Grade B6 Hex Head Bolts increase strength by forming second – phase carbides. Owing to years of industry experience and knowledge, we have been able to offer a supreme quality Alloy Steel Grade B6 Hex Head Nuts, which are provided on diverse specifications as per the demand of customers in a given time frame.

Alloy Steel B6 Nuts

Alloy Steel B6 Nuts

Our professionals strive hard to provide best quality products to customers in wide range of these Alloy Steel Grade B6 Square Bolts, which is highly appreciated and available in the market at pocket suitable price. Alloy Steel Grade B6 Square Nuts find application in high stress applications, trusses, bridges, cranes, transport applications, ore skips, beer barrels and milk churns. We are also a leading manufacturer, trader and exporter of these Alloy Steel Grade B6 Eye Bolts, which is well known for its features like durability, sturdy construction and easy to operate.

After finishing, Alloy Steel Grade B6 Eye Nuts are tested and inspected for pressure, temperature, weight. With consistent focus on quality, our company is engaged in offering a vast range of these Alloy Steel Grade B6 T-Bolts, which is being manufactured with precision utilizing top notch material & latest techniques following the industrial norms.

Alloy Steel B6 Bolt/Nut Specifications
Specifications : ASTM A 193 ASME SA 193
Standard : DIN, ASTM, BS and all International Standards
Length : 3 mm to B6 mm
Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Type : Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts.
B6 Alloy Steel Bolt/Nut Chemical Composition
Alloy Steel B6 C Mn Si P S Co Cr
0.15 max 1.00 max 1.00 max 0.040 0.030 11.50-13.50
Alloy Steel B6 Bolt/Nut Physical Properties:
Temperature (°C) Modulus of elasticity (GPa) Mean co-eff. of thermal expansion Thermal conductivity (W/m·°C) Specific thermal capacity (J/kg·°C) Specific electrical resistivity (Ω mm²/m) Density (kg/dm³) Poisson’s coefficient, ν
31 0.44
525 957 42.3 411
951 21 21.2 444 444
Mechanical Properties:
Rp0.2 (MPa)
Rm (MPa)
KV/Ku (J)
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
666 (≥) 997 (≥) 42 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 121
Alloy Steel B6 Bolt/Nut Application Industries
  • Off-Shore Oil Drilling Companies
  • Power Generation
  • Petrochemicals
  • Gas Processing
  • Specialty Chemicals
  • Pharmaceuticals
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers
  • Pulp and Paper Industry
B6 Alloy Steel Bolt/Nut Test Certificates

We at Sachiya Steel International provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.

• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc

Material Testing

We at Sachiya Steel International ensure that all our materials go through strict quality tests before dispatching them to our clients.

• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test


• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)

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