• A307B Bolts

A307B Bolts

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 [...]

By |October 29th, 2019|A307, ASTM International Standard, Bolt Types, Bolts & Nuts Grade, DoWeDo News, Heavy Hex Bolts, Hex Bolts|Comments Off on A307B Bolts
  • Hex Bolts A307 and A307B

Hex Bolts A307 and A307B

We keeps ASTM A307 and A307B hex bolts in stock. We also stock the ASTM A563 Hex Nuts (Heavy and Finish) to go with these bolts. ASTM A307 SIZES & SPECIFICATIONS The ASTM A307 specification covers carbon steel bolts, rods/studs and anchor bolts ranging from 1/4″ through 4″ diameter. This is your everyday, run of [...]

By |October 24th, 2019|A307, ASTM International Standard, Bolt Types|Comments Off on Hex Bolts A307 and A307B