Download the specification from here: ASTM A193 Hex Bolt Specification
ASTM A193
- B7 – Heat-treated chromium-molybdenum steel for high-temperature and pressure applications
- B7M – Modified B7 with lower hardness for improved ductility in critical applications
- B8 – Austenitic stainless steel with excellent corrosion resistance
- B8M – Molybdenum-enhanced stainless steel for superior corrosion resistance
- L7 – Low-temperature applications with high toughness and impact resistance
- L7M – Modified L7 with enhanced ductility for cryogenic applications
- B16 – High-strength bolting for elevated-temperature service
- GI (Electro Galvanized) – Corrosion-resistant finish for general applications
- HDG (Hot Dip Galvanized) – Heavy-duty rust protection for outdoor and industrial environments
- Black (Self-Color) – Standard uncoated finish for typical applications
- PPTF (Polytetrafluoroethylene) – Low-friction, high-durability coating
- Cadmium Plating – Exceptional corrosion resistance, used in aerospace and marine industries
- Yellow Zinc Plating – Additional protection with a polished appearance
The Hex Bolt, also known as a Hexagonal Bolt, is a high-strength fastener designed for industrial, structural, and high-pressure applications. HEX BOLT ASTM A193 is widely used in bolted connections that require superior tensile and shear strength, particularly in petrochemical, power generation, construction, and heavy engineering industries. These bolts are heat-treated and tempered to withstand extreme temperatures, pressures, and mechanical stresses.
Key Features:
- High-strength construction for demanding industrial applications
- Designed for high-temperature and high-pressure environments
- Excellent tensile and shear strength
- Manufactured according to ASTM A193 standards
- Complies with international specifications – ASTM, AISI, BS, EN, ISO, DIN, JIS
