... .2) ALLOY STEEL: ASTM A335 GR. P-1/P-2/P-5/P-9/P-11/ P-12/P-22/P-91/P-92/P-122.3) STAINLESS STEEL: ASTM A312 ... /317L/ 347/347H & ASTM A358 CL.1/2/3/4/5, GR.304/304L/304H/316/316L/ 316H/310S/310H/317 ... , TITANIUM, HASTALLOY, INCONEL, MONEL, SPECIAL METALS, ETC. ARE OUR SPECIALITY.5) SIZE range: ½” NB - 60” NB6) Wall thickness: 1mm-250mm7) Length ...