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1、普通阀门类型:Wedge Gate - 楔式闸阀Globe - 截止阀Swing Check - 止回阀Double Block & Bleed Wedge Gate - 双堵塞双排放阀门by- pass 装于旁通的阀门Valve to be fitted with a by-pass.The by-pass shall be NB size and be fitted between bosses A & B.Pipework to be carbon steel in accordance with ASME A106.Pipe schedule to be Sch. 80.All con
2、nections to be socket weld。阀门需配旁通。旁通尺寸为 NB且需安装于凸台A和B之间。管子为ASME A106碳钢。管子尺寸为SCH 80。所有连接为承插焊焊接。By-pass valve to be NB class 800 socket weld end globe in carbon steel (ASTM A105) material with F6/HF trim (API600 trim no. 5)。旁通阀为NB 800磅级承插焊连接端的ASTM A105碳钢截止阀,内件材质为F6堆焊硬质合金API600第5号内件。All socket welded co
3、nnections to have 100% magnetic particle or liquid penetrant examination of the welds。所有承插焊焊接的焊接端需进行100%磁粉探伤或着色探伤。特殊阀门类型:All valves to be suitable for double block and bleed service。所有阀门需有双堵塞和双排放功能。All valves to be fitted with PTFE inserts in the seats and the seats are to be screwed in the body。所有阀
4、门的阀座需嵌入PTFE且阀座需旋入阀体内。The seats are to be solid 13% Cr. (F6) with PTFE inserts for items 1 & 2 and solid F316 with PTFE inserts for item 3。第1和2项的阀座为纯13%CrF6嵌入PTFE;第3项的阀座为加强型F316嵌入PTFE。All valves to have boss G drilled and tapped API and fitted with a carbon steel (A105) hexagon headed plug。所有阀门的凸台G的钻
5、孔和螺纹按1/2API,且配碳钢A105材质的六角形堵头。Stainless steel valves (item 3) can also be fitted with a carbon steel (A105) hexagon headed plug。第3项不锈钢阀门也需配碳钢A105材质的六角形堵头。磅级: Class如150P, 300P, 600P特殊磅级All valves shall meet Special Class requirements of ASME B16.34。所有阀门需到达ASME B16.34特殊磅级要求。All valves to be subjected t
6、o non-destructive examination as defined in ASME B16.34 to meet Special Class requirements。所有阀门需按ASME B16.34标准进行无损检测且需到达特殊磅级要求。Item 1 to be fitted with a by-pass.The by-pass shall be 1 NB size and be fitted between bosses A & B.Pipework to be carbon steel in accordance with ASME A106.Pipe schedule t
7、o be Sch. 160.All connections to be socket weld。第1项需配旁通。旁通阀需为1 NB,装于凸台A与B之间。管子需为碳钢ASME A106材质。管号为SCH.160。连接端为承插焊式。By-pass valve to be class 1500 socket weld end globe type in carbon steel (ASTM A105) material with F6 HF trim (API600 trim no. 5)。旁通阀为1500磅级碳钢ASTM A105承插焊式截止阀且为F6堆焊硬质合金材质API600 第5号内件。Al
8、l socket welded connections to have 100% magnetic particle or liquid penetrant examination of the welds。所有承插焊连接端的焊接需进行100%磁粉检测或着色探伤。图号: Fig NO阀门连接端: End Connections1. 配连接法兰(装电动头) Mounting Flange 缩写MTGMounting flange details to be as indicated。连接法兰尺寸已注明。With the valve in the fully closed position the
9、 stem length shall protrude a distance of at least twice that of the stem diameter above the top of the mounting flange。在阀门完全关闭状态下,阀杆在连接法兰顶端上方需高出至少相当于阀杆直径两倍的长度。2.特殊法兰端 BS10 Table F或Table G等,还有一种PN25, PN16等Valve to be class 300 rated with end flanges in accordance with BS10 Table F, Raised Faced。阀门为3
10、00磅级且端法兰按BS10 表F要求,凸面。Face-to-face dimension to be in accordance with ASME B16.10, that is, 33 inches (838mm)。端面与端面之间的距离按ASME B16.10,也就是,33英寸838mm。3.对焊端 Butt-Weld End Connections缩写BWEAll valves are to be supplied with butt-weld end connections as specified。所有阀门按要求为对焊端连接。All valves to have 100% magne
11、tic particle of the butt-weld ends prior to machining and liquid penetrant examination of the machined butt-weld end profiles.Acceptance standards to be in accordance with ASME B16.34 Annex C or Annex D。所有阀门在加工对焊端前需进行100%磁粉探伤,加工后对对焊端轮廓进行100%着色探伤。接受标准按ASME B16.34附录C或附录D。4.环接式连接端 Ring Joint end flange
12、 connections缩写RJItems 31 & 32 must be supplied with Ring Joint end flange connections。第31和32项必须为环接式连接端。Items 9 & 10 to be ASME Class 300 rated with unmachined butt-weld ends to allow Sch. 40 or Sch. 80 profiles to be produced by HH Valves。第9和10项为ASME 300磅级且对焊端不加工,由HH自行加工成SCH40或SCH80对焊端。阀门材质类: Body B
13、onnet/Cover MaterialBody/bonnet material to be ASTM A217 Gr. C5。体/盖材质为ASTM A217 Gr.C5。All valve castings to be Charpy impact tested in accordance with ASTM A352 for LCC material。所有阀门铸件需按ASTM A352 LCC材质要求进行低温冲压试验。Body material to be ASTM A217 Gr. WC6。阀体材质为ASTM A217 Gr.WC6。Body material to be ASTM A35
14、1 Gr. CF8M for items 7, 9 & 10。第7,9 和10项的体材质为ASTM A351 Gr.CF8M阀门内件: TrimTrim material to be F6 - Seat ring and wedge material to be solid F6 or in a material equal to or better than the body material with an F6 deposited face。内件材质为F6-座圈和闸板材质为“整体实心F6或相同或优于阀体基材的材质且堆焊F6。Trim material to be F6 with stel
15、lite faced seat。内件材质为F6堆焊硬质合金All valves to be supplied with full stellite trim (stellite faced seats and stellite faced wedge or disc) in accordance with API600 trim no. 5。所有阀门需按API600第5号内件要求为全STELLITE内件阀座和闸板/阀瓣堆焊硬质合金Trim material to be solid F316 stainless steel。内件材质为刚性F316不锈钢1.阀座: SeatHF dep 堆焊硬质合
16、金; F6/HF F6堆焊硬质合金; C5/HF C5堆焊硬质合金; F316 inserts PTFE F316嵌入PTFE等2.阀门闸板: WedgeValve to be supplied with a solid wedge,阀门配刚性闸板。Valves must be supplied with a flexible wedge。阀门需配弹性闸板HF dep 堆焊硬质合金; F6/HF F6堆焊硬质合金; C5/HF C5堆焊硬质合金; F316 inserts PTFE F316嵌入PTFE等3.其他内件:Other Trim4.后密封: Backseat操作: Operator
17、通常有Handwheel 手轮, MTG连接法兰, Chainwheel 链轮, Gearbox齿轮箱,NONE无,N/A无阀门配件:Valve to be supplied with standard bolting comprising of ASTM A193 Gr. B7 studs and ASTM A194 Gr. 2H nuts。阀门需配“标准螺栓连接,包括ASTM A193 Gr.B7螺栓和ASTM A194 Gr.2H螺母。垫片类型:Body/bonnet gasket to be F316 graphite filled spiral wound。阀体/阀盖垫片为F316螺
18、旋式石墨填充型垫片。油漆:Valve to be supplied with standard aluminium paint finish over red oxide primer。阀门需上标准红色氧化底漆和银灰色面漆。All valves to be supplied in the unpainted condition。所有阀门不上漆。设计: DesignValves to be Hattersley Heaton design。阀门为HH设计。Valve to be non-Hattersley Heaton design。阀门为非HH设计。CE标志:CE marking is not required。不需要CE标志。CE marking is required。有CE标志。零件无损检测: NDEAll pressure containing components to be visually examined in accordance with MSS-SP-55。所有受压部件需按MSS-SP-55要求进行目测
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