　全通徑偏心半球閥法蘭連接尺寸按GB/T9113.1-2000.ASME/ANSI16.5規(guī)定的突面法蘭；結(jié)構(gòu)長(zhǎng)度參照GB12221-2005，ASNEB16.10的規(guī)定；制造和驗(yàn)收技術(shù)條件參照GB12237-89，API6D；壓力試驗(yàn)按JB/T9092-1999，GB/T13927-92，AP1598的要求。

詳細(xì)介紹

　　全通徑偏心半球閥法蘭連接尺寸按GB/T9113.1-2000.ASME/ANSI16.5規(guī)定的突面法蘭；結(jié)構(gòu)長(zhǎng)度參照GB12221-2005，ASNEB16.10的規(guī)定；制造和驗(yàn)收技術(shù)條件參照GB12237-89，API6D；壓力試驗(yàn)按JB/T9092-1999，GB/T13927-92，AP1598的要求。

QBQ340M全通徑偏心半球閥主要性能規(guī)范 Main specifications：

公稱(chēng)壓力 Nominal pressure		0.6	1.0	1.6	2.0	2.5	4.0	5.0	6.4	10
殼體試驗(yàn)壓力 Shell test pressure		0.9	1.5	2.4	3.0	3.8	6.0	7.5	9.6	15
高壓密封試驗(yàn) High pressure tight test		0.66	1.1	1.8	2.2	2.8	4.4	5.5	7.1	11
適用介質(zhì)及溫度℃ Applicable media & Temperature	PBQ47型	水、蒸汽、紙漿等溶液 Water,vapor,pulp,and other solutions,t≤180℃
	PBQ47型	天然氣、煤氣、液化氣、原油、重油 Natural gas,coal gas,liquefied gas,crude oil,and heavy oil,t ≤425℃
	PBQ47型	溶液、礦漿、氧化鋁粉、煤粉、煤灰、含塵氣體、廢渣等 Solution,Ore oar,Alumina powder,coal fines,coal ash,dusty gas, waste residues,etc.t ≤300℃

QBQ340M全通徑偏心半球閥主要零件材質(zhì)及代號(hào) Materials and codes of main parts ：

零件名稱(chēng) Name of part	PBQ47型	PBQ47型	PBQ47型
閥體 Valve body	碳鋼WCB/不銹鋼CF8 Carbon steel WCB stainless steel CF8	碳鋼WCB/不銹鋼CF8 Carbon steel WCB stainless steel CF8	碳鋼WCB/不銹鋼CF8 Carbon steel WCB stainless steel CF8
閥桿 Valve stem	2Cr13/304	2Cr13/304	2Cr13/304
閥芯密封副 Sealing set for valve body	WCB/CF8 Cr	WCB/CF8 硬化合金鋼 WCB/CF8 Hardens alloy steel	特種硬化合金鋼質(zhì) JK117/17Co合金 Special hardened alloy steel JK117/17Co alloy steel
閥座密封副 Sealing set for valve seat	PTFE/Molon	WCB/CF8 硬化合金鋼 WCB/CF8 Hardens alloy steel	特種硬化合金鋼質(zhì) JK117/17Co合金 Special hardened alloy steel JK117/17Co alloy steel