ASME壓力容器常用詞匯

1、ASME常用詞匯Abrasion, allowance for 磨損，裕量Accessibility，pressure vessels 壓力容器可達性Access openings 通道孔Allowance for corrosion, erosion, or abrasion 腐蝕裕量侵蝕或/磨損裕量Applied linings, tightness 應(yīng)用襯里密封性Approval of new materials, 新材料的批準(zhǔn)Articles in Section V 第V卷中的各章Article 1, T-150 第1章T150 Article 2 第2章Attachments 附件

2、 lugs and fitting 支耳和配件 lugs for platforms, ladders, etc. 平臺，梯子等的支耳 nonpressure parts 非受壓件 nozzles 接管 pipe and nozzle necks to vessel walls 在器壁上的管子和接管頸 stiffening rings to shell 殼體上的剛性環(huán)Backing strip 墊板Bending stress, welded joints 彎曲應(yīng)力，焊接接頭Bend test 彎曲試驗Blind flanges 盲板法蘭Bolted flange connections 螺栓

3、法蘭連接 bolt lands 螺栓載荷 bolt stress 螺栓應(yīng)力 design of 關(guān)于設(shè)計 flange moments 法蘭力矩 flange stresses 法蘭應(yīng)力 materials 材料 studs 雙頭螺栓 tightness of 緊密性 types of attachment 附件類型Bolts 螺栓Braced and stayed surfaces 支持和支撐面Brazed connections for nozzles 接管的釬焊連接Brazed joints, efficiency of 釬焊接頭，焊縫系數(shù) maximum service tempera

4、ture 最高使用溫度 strength of 強度Brazing, cleaning of brazed surfaces 釬焊，釬焊的表面清理 fabrication by 用制造 filler metal 填充金屬 fluxes 釬焊劑 heads into shells 封頭接入殼體 operating temperature 操作溫度Buttstraps, curvature 對接蓋板，曲率 forming ends of 成型端 thickness and corrosion allowance 厚度和腐蝕裕量 welding ends of 焊接端Carbon in materi

5、al for welding 焊接用材料中的碳Cast ductile iron vessels, design 可鍛鑄鐵容器，設(shè)計 pressure-temperature limitations 壓力-溫度界限 service restrictions 使用限制Castings 鑄件 carbon steel 碳鋼 defects 缺陷 impact test 沖擊試驗 inspection 檢查 quality factor 質(zhì)量系數(shù) specifications 標(biāo)準(zhǔn)Cast iron circular dished heads 鑄鐵碟形封頭Cast iron standard par

6、ts, small 鑄鐵標(biāo)準(zhǔn)部件，小件Cast iron pipe fittings 鑄鐵管件Cast iron vessels 鑄鐵容器 corners and fillets 圓角和倒角 head design 封頭設(shè)計 hydrostatic test 水壓試驗 nozzles and fittings 接管和配件 pressure-temperatures limitations 壓力-溫度界限Certificate of Authorization for Code Symbol Stamp 規(guī)范符號標(biāo)志的認可證書Certification of material 材料證明書Cert

7、ification of Nondestructive Personnel 無損檢驗人員證明書Magnetic Particle Examination 磁粉檢驗Liquid Penetrant Examination液體滲透檢驗Radiographic Examination 射線超聲檢驗Ultrasonic Examination 超聲檢驗Chip marks on integrally forged vessels 整體鍛造容器上的缺口標(biāo)志Circumferential joints alignment tolerance環(huán)向連接，組對公差assembling裝配brazing釬焊ves

8、sels subjected to external pressure 承受外壓的容器Clad material, inserted strips 覆層材料，嵌條examination 檢查Clad plate 復(fù)合板Cleaning ,of brazed surfaces 釬焊表面清理of welded surfaces 焊接表面Clearance between surfaces to be brazed 釬焊表面間的間隙Combination, of different materials 不同材料組合of methods of fabrication制造方法Computed worki

9、ng pressure from hydrostatic tests 由水試驗計算的工作壓力Conical heads 錐形封頭Conical sections 圓錐截面Connections ,bolted flange (see Bolted flange connections)連接，螺栓法蘭（見螺栓法蘭連接）brazed 釬焊clamp 卡箍expanded 脹接from vessels to safety valves 由容器至安全閥studded 雙頭螺栓threaded 螺紋welded 焊接Cooling, after postweld heat treating 冷卻，焊后熱

10、處理Corrosion allowance 腐蝕裕度Corrosion resistant linings 防腐蝕襯里Corrugated shells 波紋形殼體Corrugating Paper Machinery 波紋板機械Cover plates 蓋板 on manholes and handholes 在人孔和手孔上的 spherically dished 球形封頭Cracking, stress corrosion 應(yīng)力腐蝕裂縫Cutting plates 板材切割Cylindrical shells, supplementary loading 柱狀殼體，附加載荷 thickne

11、ss 厚度 transition in 過渡段Data report, guide for preparation 準(zhǔn)備數(shù)據(jù)報告的指南Defects in welded vessels, repair 修理焊接容器中的缺陷Definitions 定義Design, brazed vessels 設(shè)計釬焊容器 carbon and low alloy steel vessels 碳鋼及低合金鋼容器 cast ductile iron vessels 可鍛鑄鐵容器 cast iron vessels 鑄鐵容器 clad vessels 覆層容器 ferritic steel vessels wit

12、h properuts enhanced by heat treatment 經(jīng)熱處理后提高抗拉性能的鐵素體鋼容器forged vessels 鍛造容器 high-alloy steel vessels 高合金鋼容器 loadings 載荷 multichamber vessels 多受壓室容器 nonferrous vessels 非鐵金屬容器 welded vessels 焊接容器 design pressure 設(shè)計壓力Diameter exemption 直徑的豁免Dimensions, checking of 尺寸，校核Discharge of safety valves 安全閥泄放

13、Dished heads (see formed heads) 碟形封頭(見成形封頭)Disks, rupture 防爆膜Dissimilar weld metal 不同金屬的焊接Distortion, of welded vessels 大變形、焊接容器 supports to prevent 用支撐防止Drainage, discharge from safety and relief valves 排放，由安全閥和泄壓閥泄放Drop weight tests 落錘試驗Eccentricity of shells 殼體的偏心度 Edges of plates, metal removal

14、from 由加工板邊去除金屬 tapered 錐度Efficiency, around openings for welded attachments 焊縫系數(shù)，環(huán)繞焊接附件孔口Elasticity, modulus of 彈性模量Electric resistance welding 電阻焊Ellipsoidal heads 橢圓封頭Erosion, allowance for 侵蝕裕量Etching, of sectioned speciments 侵蝕，關(guān)于截面試樣 solutions for examination for materials 檢驗材料的溶液Evaporators 蒸發(fā)

15、器Examination, of sectioned speciments 剖面試樣的檢驗 of welded joints 焊接接頭的檢驗Exemptions diameter and volume 直徑和容積的豁免Expanded connections 脹接連接External pressure, tube and pipe 外壓管External pressure vessels 外壓容器 allowable working pressure for 許用工作壓力 charts 算圖 design of heads for 封頭設(shè)計 joints in shells of 殼體上的接頭

16、 reinforcement for openings 開孔補強 stiffening rings in shells 殼體上的剛性環(huán) supports for 支承 thickness of shell 殼體厚度 reducers 變徑段Fabrication, brazed vessels 制造，釬焊容器Ferritic steels vessels with tensile proper ties enhanced by heat treatment, design 經(jīng)熱處理后提高抗拉性能的鐵素體鋼容器，設(shè)計 fabrication 制造 head design 封頭設(shè)計 heat tr

17、eatment熱處理 heat treatment verification tests 熱處理驗證試驗 marking 標(biāo)志 materials 材料 stamping 標(biāo)記 welded joints 焊接接頭Field assembly of vessels 容器的現(xiàn)場安裝Filler plugs for trepanned holes 錐孔的管塞Fillet welds 角焊Fired process tubular heaters 直接火管式加熱爐Fitting attachments 附件裝配Flange connections 法蘭連接Flange contact facings

18、 法蘭接觸面Flanges 法蘭 bolted design 螺柱法蘭設(shè)計 of formed heads for welding 用于焊接成型封頭 type of attachment 附件的類型Flat heads and covers, unstayed 無支撐平封頭和蓋板 reinforcement of openings 開孔補強Flat spots on formed heads 成型封頭上的平坦部分Flued openings 翻邊開孔Forged parts, small 鍛造部件，小的Forged vessels 鍛造容器 heat treatment 熱處理 localiz

19、ed thin areas 局部薄壁區(qū) welding 焊接Forgings 鍛件 identification of 識別 Ultrasonic Examination 超聲檢驗Form manufacturers data report 制造廠數(shù)據(jù)報告格式 partial report 零部件數(shù)據(jù)報告Formed heads 成型封頭 flued openings in 封頭上翻邊開孔 insertion of, welded vessels 插入，焊接容器 joint efficiency 接頭系數(shù) knuckle radius 轉(zhuǎn)角半徑 length of skirt 直邊長度 on

20、welded vessels 在焊接容器上 reinforcement for openings 開孔補強Forming 成型 ends of shell plates and buttstraps 殼體板和對接搭板端 forged heads 鍛造封頭 shell sections and heads 筒節(jié)和封頭Furnaces 爐子 temperatures for postweld head treatment 焊后熱處理溫度Furnaces for heat treating 熱處理爐 temperature control of 爐溫控制Galvanized vessels 鍍鋅容器

21、Gasket materials 墊片材料Girth joints (see circumferential joints) 環(huán)縫接頭(見環(huán)向接頭)Handhole and manhole openings 手孔和人孔開孔Head flange (skirt) length 封頭翻邊(直邊)長度Head joints 封頭接頭 brazing 釬焊 welded 焊接Head openings 封頭開孔 entirely in spherical portion 全部在球體部分Head joints 封頭接頭 concave and convex 凹面和凸面 flat (see flat he

22、ads) 平板(見平封頭) forged 鍛造的 formed (see Formed heads) 成型的(見成形封頭) forming 面型 thickness, after forming 厚度，成型之后Heads, design, conical 封頭，設(shè)計，錐形 ellipsoidal 橢圓形 hemispherical 半球形 spherically dished 球狀碟形 toriconical 帶折邊的錐形 torispherical 帶折邊的球形 torispherical, knuckle radius 帶折邊的球形，轉(zhuǎn)角半徑Heads and shells 封頭和殼體 e

23、xternal pressure, out-of-roundness 外壓，不圓度 openings through or near welded joints 通過或靠近焊縫處的開孔 roundness tolerance 不圓度公差Heat exchangers 熱交換器Heat treatment 熱處理 by fabricator 由制造廠進行 carbon and low-alloy steel vessels 碳鋼和低合金鋼容器 ferritic steel vessels with tensile properties enhanced by heat treatment 經(jīng)過熱

24、處理后提高抗拉性能的鐵素體的容器 forged vessels 鍛造容器 furnaces 爐子 high-alloy vessels 高合金容器 of test specimens 試樣的熱處理 verification tests of 熱處理驗證試驗Hemispherical heads 半球形封頭High pressure vessels 高壓封頭Holes 小孔 for screw stays 用于螺絲固定 for trepanning plug sections, refilling 用于穿孔螺塞部分，再填充 telltale 指示孔 unreinforced, in welded

25、 joints 不補強，在焊縫上Hubs, on flanges 高頸，在法蘭上Hydrostatic proof tests 水壓驗證試驗 destructive 破壞性 prior pressure application 在升壓之前Hydrostatic test 水壓試驗 cast iron vessels 鑄鐵容器 combined with pneumatic 與氣壓試驗混合的 enameled vessels 搪玻璃容器 external pressure vessels 外壓容器 galvanized vessels 鍍鋅容器 standard 標(biāo)準(zhǔn) welded vessel

26、s 焊接容器Identification 識別 of forging 鍛件 of plates 平板 of welds 焊接Identification markers, radiographs 識別標(biāo)志，射線照相Impact test 沖擊試驗 certification 證明 properties 性能 specimens 試樣 temperature 溫度Inspection 檢查 before assembling 組裝之前 carbon and low-alloy steel 碳鋼和低合金鋼 cast ductile iron vessels 可鍛鑄鐵容器 cast iron ves

27、sels 鑄鐵容器 clad vessels 覆層容器 during fabrication 在制造期間 ferritic steel vessels with tensile properties enhanced by heat treatment 經(jīng)過熱處理后提高抗拉性能的鐵素體的容器 fitting up 組對 forged vessels 鍛造容器 heat treatment, forgings 熱處理，鍛件 high-alloy steel vessels 高合金鋼容器 magnetic particle 磁粉 material 材料 nonferrous vessels 非鐵金

28、屬容器 plate 板材 postweld heat treatment 焊后熱處理 pressure vessels, accessibility 壓力容器，可達性 quality control 質(zhì)量管理 sectioning of welded joints 焊接接頭的剖面檢驗 spot examination 抽樣檢查 steel castings 鑄鋼件 surfaces exposed and component parts 暴露的表面和元件部分 test specimens 試樣 vessels 容器 vessels exempted from 免檢容器 welded vesse

29、ls 焊接容器Inspection openings 檢查孔Inspectors 檢查師 access to plant 在廠內(nèi)應(yīng)有的便利 control of stamping 打印管理 duties 職責(zé) facilities 裝備 qualification 資格 reports 報告Installation 安裝 pressure-relieving devices 泄壓裝置 pressure vessel 壓力容器Integral cast iron dished heads 整體鑄鐵碟形封頭 integrally finned tubes 整體翅片管Internal structu

30、res 內(nèi)部構(gòu)件Jacketed vessels 夾套容器Joints 接頭 brazed 釬焊 circumferential (see Circumferential joints) efficiency, brazed 環(huán)縫(見環(huán)向接頭)系數(shù)，釬焊 welded 焊接 electric resistance, butt welding 電阻，對接焊 in cladding and applied linings 在覆層及襯里 in vessels subjected to external pressure 在承受外壓的容器lap (see Lap joints) 搭接(見搭接接頭) l

31、ongitudinal (see Longitudinal joints) 縱向(見縱向接頭) tube-to-tubesheet 管子對管板Jurisdictional Review 權(quán)限審查Knuckles 過渡圓角 radius 半徑 transition section 變徑段Lap joints 搭接接頭 amount of overlap 搭接量 brazed 釬焊 longitudinal under external pressure 在外壓作用下縱向的 welded 焊接Laws Covering Pressure Vessels 涉及壓力容器的法規(guī)Lethal gases

32、or liquids 致命的氣體或液體Ligaments, efficiency of 孔帶，系數(shù)Limitation on welded vessels 焊接容器的限制Limit of out-of-roundness of shells 殼體不圓度的限制Linings 襯里 corrosion resistant 抗腐蝕Liquid penetrant examination 液體滲透檢驗Loadings 載荷Local postweld heat treatment 局部焊后熱處理Longitudinal joints 縱向接頭 alignment tolerance 對準(zhǔn)公差 braz

33、ing 釬焊 vessels subjected to external pressure 承受外壓的容器Low-temperature operation 低溫操作Low-temperature vessels brazed 低溫容器，釬焊 for gases and liquids 用于氣體和液體 impact test requirements 沖擊試驗要求 impact test, when not required 沖擊試驗，當(dāng)不要求時 marking 標(biāo)志 materials 材料 testing of materials 材料試驗Lugs for ladders, platfor

34、ms, and other 梯子，平臺及其它附件的支耳Magnetic particle inspection 磁粉檢查Manholes, and handholes 人孔，手孔 cover plate for 蓋板 minimum vessel diameter requiring 所需最小容器直徑Manufacture, responsibility of 制造者，職責(zé)Manufacturers Data Report (see Data Report) 制造廠數(shù)據(jù)報告(見數(shù)據(jù)報告)Manufacturers stamps 制造廠的印記Marking castings 標(biāo)志，鑄件 mate

35、rials 材料 plates 板材 standard pressure parts 標(biāo)志受壓件 valves and fittings 閥門和配件 with Code symbol 帶有規(guī)范符號Markings, transfer after cutting plates 標(biāo)志，板材切割以后的轉(zhuǎn)移Materials, approval of new 材料，新材料的批準(zhǔn) approval of repairs 修補的批準(zhǔn) brazed vessels 釬焊容器 carbon and low-alloy steel vessels 碳鋼和低合金鋼容器 cast ductile iron 可鍛鑄鐵

36、 castings 鑄鐵 cast iron vessels 鑄鐵容器 certification 合格證 clad vessels 覆層容器 combination of 組合材料 ferritic steel vessels with tensile properties enhanced by heat treatment 經(jīng)熱處理后提高抗拉性能的鐵素體鋼容器 forged vessels 鍛造容器 for nonpressure parts 非受壓元件 heat treatment of 熱處理 high-alloy steel vessels 高合金鋼容器 inspection of

37、 檢查 nonferrous vessels 非鐵金屬容器 pipe and tube 管子 plate 板 rods and bars 桿和棒 specification for 標(biāo)準(zhǔn) standard pressure, parts 標(biāo)準(zhǔn)受壓元件 unidentified 未鑒別的 use of over thickness listed in Section 采用超過列于第卷表中的厚度 welded vessels 焊接容器Measurement, 測量 dimensional 尺寸 of out-of-roundness of shells 殼體不圓度Metal temperature

38、 determination 金屬溫度，確定 control of 控制Mill undertolerance 鋼廠負公差控制Minimum thickness of plate 板材的最小厚度控制Miscellaneous pressure parts 其它受壓件控制Multichamber vessels design 多承壓室容器，設(shè)計Multiple duplicate vessels 多個相同的容器Multiple safety valves 多個安全閥Nameplates 銘牌New materials 新材料Noncircular vessels 非圓形容器 ligament e

39、fficiency 孔帶系數(shù) nomenclature 術(shù)語 obround design 長圓形設(shè)計 rectangular design 矩形設(shè)計 reinforcement 補強 examples 實例Nonpressure parts, attachment of 非受壓元件的連接Notch ductility test 缺口韌性試驗Nozzle openings, reinforced 接管開孔，補強的 unreinforced 非補強的 vessels subjected to external pressure 承受外壓得容器Nozzles attachment of to sh

40、ell 接管，與殼體的連接 minimum thickness of neck 縮頸的最小厚度 (see also Connections)(也可見連接件)Nuts and washers 螺母和墊圈Offset of edges of plates at joints 在接頭處板邊的偏差Openings adjacent to welds 開孔，鄰近焊縫 closure of 封閉 for connections to brazed vessels 用于對釬焊容器的連接 for drainage 用于排放 head (see Openings head and shell) 封頭(見開孔，封

41、頭和殼體) in flat heads 在平板封頭上 inspection 檢查 manhole (see Manholes) 人孔(見人孔) nozzle (see Nozzle opening) 接管(見接管開孔) shell (see Openings, head and shell) 殼體(見開孔，封頭和殼體) through welded joints 通過焊接接頭Openings, head and shell, computation of 開孔，封頭和殼體，計算 not requiring additional reinforcement 不需要附加補強 reinforced,

42、 size 補強，尺寸 reinforcement for adjacent openings 鄰近開孔的補強 reinforcement of 補強 requiring additional reinforcement 需要附加補強 shapes permissible 許用形式 unreinforced, size 不補強的，尺寸Outlets, discharge, pressure relieving devices 排放口，出料，泄壓裝置Out-of-roundness 不圓度Overpressure limit for vessels 容器的超壓極限Partial data rep

43、ort, manufacturers 零部件數(shù)據(jù)報告，制造廠的Parts, miscellaneous 部件，各種各樣的Peening 捶擊Pipe connections openings for 管子的連接，用于開孔Pipe fittings vessels built of 管子配件，制造的容器Pipe and tubes 各類管子Pipe used for shells 用作殼體的管子 piping external to vessel 容器外的管子Plate, curvature 板，曲率 measurement, dimensional check 測量，尺寸校核Plate edg

44、es cutting 板邊，切割 exposed left unwelded 留下不予焊接的顯露部分 inspection of 檢查Plates 平板 alignment 找準(zhǔn) cover 蓋板 cutting 切割 forming 成型 heat treatment 熱處理 identification 標(biāo)志 impact test 沖擊試驗 inspection 檢查 laying out 劃線 less than 6 mm thickness 厚度小6mm markings transfer after cutting 標(biāo)志，在切割以后的轉(zhuǎn)移 minimum thickness 最小厚

45、度 repair of defects 缺陷修理 specifications 標(biāo)準(zhǔn) structural carbon steel 結(jié)構(gòu)碳鋼Plug welds 塞焊Pneumatic test 氣壓試驗 pressure 壓力 yielding 屈服Porosity welded joints 氣孔，焊接接頭Porosity charts 氣孔圖Postheat treatment 后熱處理 connections for nozzles and attachments 用于接管和附件的連接 cooling after 隨后的冷卻 furnace temperature 爐溫 inspec

46、tion 檢查 local 局部 requirements 要求 temperature range 溫度范圍 welded vessels 焊接容器Preheating 預(yù)熱Preparation of plates for welding 焊接板材的準(zhǔn)備 pressure, design 壓力，設(shè)計 limits 極限 (see also Working pressure, allowable) (也可見工作壓力，許用)Pressure parts miscellaneous 受壓件，其它的Pressure relieving devices 泄壓裝置 discharge 排放 insta

47、llation and operation 安裝和運轉(zhuǎn) rupture disks 防爆模 setting 整定Pressure vessels 壓力容器 exempted from inspection 免檢Produce form of Specification 產(chǎn)品技術(shù)條件Proof test hydrostatic (see Hydrostatic proof test) 驗證試驗，水壓(見水壓試驗)Qualification 評定 of brazers 釬焊工 of welders 焊工 of welding procedure 焊接工藝Quality Control System

48、 質(zhì)量保證體系Quenching and tempering 淬火及回火Quick-actuating closures 快開蓋Radiograph factor 射線照相系數(shù)Radiographing 射線照相 examination by 檢查 partial 部分 quality factors 質(zhì)量系數(shù) requirements 要求 spot examination 抽樣檢查 retests 重新試驗 thickness, mandatory minimum 規(guī)定最小厚度Radiographs, acceptance by inspector 射線照相，由檢查員認為合格 gamma

49、rays, radium capsule 射線，裝鐳的盒子 interpretation by standard procedure 由標(biāo)準(zhǔn)程序的說明 rounded indications 圓形顯示Reaming holes for screw stays 為固定螺釘用的鉸孔Reducer sections, rules for 變徑段，規(guī)程Reinforcement 補強 defined limits 規(guī)定的范圍 head and shell openings 封頭及殼體開孔 large openings 大開孔 multiple openings 多個開孔 nozzle openings

50、 接管開孔 of openings in shells, computation of 殼體上開孔，計算 openings subject to rapid pressure fluctuation 經(jīng)受壓力突然波動的開孔Fluctuation 經(jīng)受壓力突然波動的開孔 strength 強度Relief devices 泄放裝置 (see also Pressure relieving devices, Safety and relief Valves)(也可見泄壓裝置，安全閥和泄壓閥)Relieving capacity of safety valves 安全閥排量Repairs, appr

51、oval of defects in material 修理，材料中缺陷的認可 defective Brazing 有缺陷的釬焊 defects in forgings 鍛件中的缺陷 defects in welds 焊縫中的缺陷Responsibility of manufacturer 制造者的職責(zé)Retention of Records 記錄的保存Radiographs 射線照相Manufacturers Data Reports 制造廠的數(shù)據(jù)報告Retests, frogings 復(fù)試，鍛件 impact specimens 沖擊試樣 joints, welded 接頭，焊接Rods,

52、 bars, and shapes 桿棒喝型材Rolled parts, small 軋制件，小件Rupture disks 爆破模Safety 安全性 safety relief, and pressures relief valves, adjustable blow down, capacity certification 安全泄放和泄壓閥，可調(diào)節(jié)的泄放，排放量證明 capacity, conversion 排量，換算 connection to vessels 連接至容器 construction 結(jié)構(gòu) discharge pipe 排放管 indirect operation 間接操

53、作 installation 安裝 installation on vessels in service 容器在役時的安裝 liquid relief 液體泄放 marking 標(biāo)志 minimum requirements 最低要求 pressure setting 壓力整定 spring loaded 受載彈簧 springs, adjustment 彈簧，調(diào)節(jié) stop valves adjacent to 鄰近的截止閥 test 試驗 protective devices 防護裝置 for unfired steam boiler 對非直接火蒸氣鍋爐Scope 適用范圍 section

54、ing, closing holes left by 解剖，解剖孔的封閉 etching plugs taken 解剖樣的侵蝕 examination by 檢查Service restriction 使用限制Shapes, special 形狀，特殊Shell plates, forming ends of 殼體用材料，封頭成型Shells 殼體 allowable working pressure 許用工作壓力 computation of openings in 開孔計算 forming 成型 made from pipe 由管子制造的 stiffening rings 剛性環(huán) thickness 厚度Transition section 過渡段Sigma-phase formation 相的形成Skirts length on heads 直邊、封頭上的長度 support of vessels 裙座，容器支撐Slag inclusion welds 焊縫中的夾渣Special constructions 特殊結(jié)構(gòu)Specification for materials 材料標(biāo)準(zhǔn)Spheric