ASTM A312 TP304 Seamless Stainless Steel Pipe
TP304 stainless steel EN equivalent is 1.4301. Manufacturing ASTM A312 TP304 Seamless Stainless Steel Pipe Billet. Seamless pipe start from steel billet, billet is semi finished product, it should be inspected prior to processing, choosing superior quality material, and proper billet sizes, common sizes range from 50 – 280, special size for …