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TT BOLT

TT BOLT is a manufacturer and supplier of industrial fasteners, specializing in high-quality bolts, nuts, washers and custom fastening solutions.

Our products are manufactured according to international standards including DIN, ISO, ASTM and ASME, serving industries such as construction, oil & gas, petrochemical, mining, power generation, heavy machinery and infrastructure projects.

Our Product Range

  • Hex Bolts
  • Heavy Hex Bolts
  • Hex Flange Bolts
  • Socket Head Cap Screws
  • Hex Nuts & Heavy Hex Nuts
  • Flat Washers & Spring Washers
  • Custom Fasteners

Why TT BOLT?

  • Manufactured to international standards
  • Metric and Inch sizes
  • Carbon Steel, Alloy Steel and Stainless Steel
  • Various property classes and grades
  • Multiple surface finishes
  • Custom manufacturing based on customer drawings
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TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1/4 – UNC 20 TPI – ASTM A563 Grade A – Hot Dip Galvanized

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1/4
Thread: UNC 20 TPI
Thread direction: Right Hand
Width across flats: 0.428–0.438 in
Width across corners: 0.488–0.505 in
Nut height: 0.212–0.226 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Hot Dip Galvanized
Estimated mass: 3.539 g/pc
48,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1/4 – UNC 20 TPI – ASTM A563 Grade A – Plain

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1/4
Thread: UNC 20 TPI
Thread direction: Right Hand
Width across flats: 0.428–0.438 in
Width across corners: 0.488–0.505 in
Nut height: 0.212–0.226 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Plain
Estimated mass: 3.539 g/pc
48,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1/4 – UNC 20 TPI – ASTM A563 Grade A – Zinc Plated

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1/4
Thread: UNC 20 TPI
Thread direction: Right Hand
Width across flats: 0.428–0.438 in
Width across corners: 0.488–0.505 in
Nut height: 0.212–0.226 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Zinc Plated
Estimated mass: 3.539 g/pc
48,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1/4 – UNC 20 TPI – ASTM A563 Grade B – Plain

ASME B18.2.2 Hex Nut — ASTM A563 Grade B
Nominal size: 1/4
Thread: UNC 20 TPI
Thread direction: Right Hand
Width across flats: 0.428–0.438 in
Width across corners: 0.488–0.505 in
Nut height: 0.212–0.226 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Plain
Estimated mass: 3.539 g/pc
48,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1-1/2 – 8UN 8 TPI – ASTM A563 Grade A – Hot Dip Galvanized

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1-1/2
Thread: 8UN 8 TPI
Thread direction: Right Hand
Width across flats: 2.175–2.25 in
Width across corners: 2.48–2.598 in
Nut height: 1.245–1.317 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Hot Dip Galvanized
Estimated mass: 434.673 g/pc
5,869,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1-1/2 – 8UN 8 TPI – ASTM A563 Grade A – Plain

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1-1/2
Thread: 8UN 8 TPI
Thread direction: Right Hand
Width across flats: 2.175–2.25 in
Width across corners: 2.48–2.598 in
Nut height: 1.245–1.317 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Plain
Estimated mass: 434.673 g/pc
5,869,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1-1/2 – 8UN 8 TPI – ASTM A563 Grade A – Zinc Plated

ASME B18.2.2 Hex Nut — ASTM A563 Grade A
Nominal size: 1-1/2
Thread: 8UN 8 TPI
Thread direction: Right Hand
Width across flats: 2.175–2.25 in
Width across corners: 2.48–2.598 in
Nut height: 1.245–1.317 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Zinc Plated
Estimated mass: 434.673 g/pc
5,869,000 ریال
TT BOLT ASMEB18.2.2

ASME B18.2.2 Hex Nut 1-1/2 – 8UN 8 TPI – ASTM A563 Grade B – Plain

ASME B18.2.2 Hex Nut — ASTM A563 Grade B
Nominal size: 1-1/2
Thread: 8UN 8 TPI
Thread direction: Right Hand
Width across flats: 2.175–2.25 in
Width across corners: 2.48–2.598 in
Nut height: 1.245–1.317 in
Material specification: ASTM A563/A563M
Material: Carbon Steel
Finish: Plain
Estimated mass: 434.673 g/pc
5,869,000 ریال