Application: A307B Bolts are commonly used for flange joints in piping systems with cast iron flanges. A307B Bolts have a tensile strength range of 60-100 KSI. These are very similar to A307 Grade A, only the head dimensions are different; A307A uses a standard Hex head where as the A307B Bolts use a Heavy hex [...]
ASTM A193 Alloy Steel Bolts WINDO METAL Inc. is your source for ASTM A193/A320 Alloy Steel Bolts from 3/8” to 4” Diameter in a wide variety of lengths, thread lengths and finishes Hot Dip Galvanized, Mechanical Galvanized, Zinc Plated, Yellow Zinc Plated, Cadmium Plated, Yellow Cadmium Plated, Blue Xylan® , Blue Teflon®, Green Xylan®, Green [...]