Threaded Rods, Stud Bolts & Anchor Rods
Yongnian is a major production center for threaded rods and stud bolts. Dedicated thread-rolling lines produce both commodity DIN 975 all-thread rods and high-specification ASTM A193 B7 / A320 L7 stud bolts for flange and pipe service.
Sub-categories
Threaded Rod, Fully Threaded
DIN 975 fully threaded rods (also called all-thread, threaded bar, or studding) are produced in long lengths (1m, 2m, 3m...
Stud Bolt, Double End
A double-end stud has threaded ends with a smooth midsection. One end (the 'tap end' or 'interference end') is permanent...
Stud Bolt, Reduced Shank
Reduced-shank studs have a smooth middle section machined down below the thread root diameter. The reduced cross-section...
ASTM A193 B7 Stud Bolt
ASTM A193 Grade B7 is the most widely specified stud material for flange bolting in petrochemical, refining, and power g...
ASTM A320 L7 Stud Bolt
ASTM A320 Grade L7 is the low-temperature counterpart to A193 B7, with the same chemistry (4140/42CrMo) but heat-treated...
Tap End Stud
A tap end stud has an interference (Class 5) fit on one end designed to be permanently installed in a cast iron or alumi...
Anchor Rod (F1554)
ASTM F1554 is the U.S. standard for anchor bolts cast into concrete foundations. The standard defines three grades by yi...