A302 GR.B Alloy Pressure Vessel Steel Plate

Hoʻopili kēia kikoʻī i nā papa kila manganese-molybdenum a me manganese-molybdenum-nickel i manaʻo nui ʻia no nā paila welded a me nā moku kaomi ʻē aʻe. ʻO ASTM A302 kahi ʻano haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa e uhi ana i 4 mau māka like ʻole (A, B, C, D), ʻo ka papa C a me D ka haku mele Ni, me ka mānoanoa like, ka hua a me ka ikaika tensile o ka Papa C ka like o ka Papa B, ʻoiai ʻoi aku ka kiʻekiʻe o ka elongation rate o ka papa C. Ua uhi kēia kikoʻī i ka manganese-molybdenum a me ka manganese-molybdenum-nickel alloy plates i manaʻo ʻia no nā boiler welded a me nā moku kaomi ʻē aʻe. ʻO ASTM A302 kahi ʻano haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa e uhi ana i 4 mau māka like ʻole (A, B, C, D), ʻo ka papa C a me D ka haku mele Ni, me ka mānoanoa like, ka hua a me ka ikaika tensile o ka Papa C ka like o ka Papa B, ʻoiai ʻoi aku ka kiʻekiʻe o ka elongation rate o ka papa C. Hana ʻia ia no ka Pressure Vessel, Boiler, Storage Tanks and Heat Exchanger in Oil, Gas Project.
Mānoanoa: 6MM a 300MM,
Laulā: 1500mm a 4050mm,
Ka lōʻihi: 3000mm a 15000mm

ASTM A302 Papa B Kemeka Hui
Papa	ʻO ka Element Max (%)
	C	ʻO Si	ʻO Mn	P	S	Al	N
A302 Papa B	0.20-0.25	0.13–0.45	1.07-1.62	0,035	0,035
	Nb	V	ʻO Ti	Cu	Cr	Ni	Mo
							0.41–0.64

Papa		ASTM A302 Grade B Waiwai Mekinia
	mānoanoa	Hāʻawi	Kuʻi	ʻO ka lōʻihi
A302 Papa B	mm	Min Mpa	Mpa	Min  %
	6-50	345	550-690	18%
	50-200	345	550-690	15%