zbWPS焊接工規(guī)程(AWS版)

1、12what is a wps?什么是焊接工藝規(guī)范什么是焊接工藝規(guī)范(wps)?t焊接工藝規(guī)范是為了制造符合焊接工藝規(guī)范是為了制造符合規(guī)范規(guī)范要求的焊縫而提供指導(dǎo)的、經(jīng)過要求的焊縫而提供指導(dǎo)的、經(jīng)過評定合格的焊接工藝文件。它或其它文件可用于對焊工或焊機操作評定合格的焊接工藝文件。它或其它文件可用于對焊工或焊機操作工提供指導(dǎo)工提供指導(dǎo),以保證符合規(guī)范要求。以保證符合規(guī)范要求。 a wps is a written qualified welding procedure prepared to provide direction for making production welds to cod

2、e requirements. the wps or other documents may be used to provide direction to the welder or welding operator to assure compliance with the code requirements.3what is included by a wps?wps 的內(nèi)容的內(nèi)容t一份完整的一份完整的wps 應(yīng)當包含在應(yīng)當包含在wps中所采用的、對每中所采用的、對每一種焊接方法而言的所有一種焊接方法而言的所有重要變素重要變素、非重要變素非重要變素和當和當需要時的需要時的附加重要變素附加

3、重要變素。樣表見樣表見圖圖1。焊接工藝規(guī)范焊接工藝規(guī)范其實就是規(guī)定某一焊接工藝的各種焊接變素。其實就是規(guī)定某一焊接工藝的各種焊接變素。 the completed wps shall describe all of the essential, nonessential, and, when required, supplementary essential variables for each welding process used in the wps. for the sample, pls see the figure 1.4who take charge of compiling

4、wps?wps應(yīng)該由誰制定應(yīng)該由誰制定?t每個制造者或承包者應(yīng)按照焊接規(guī)范的規(guī)定編寫合理的wps.具體的說wps是由代表廠家的焊接工程師編寫的。 each manufacturer and contractor shall prepare written welding procedure specifications which are defined in corresponding welding code.5availability of the wps wps的可得性的可得性t用于產(chǎn)品焊接的wps,應(yīng)當在制造現(xiàn)場便于獲得，以供查考，并供授權(quán)檢驗師(ai)檢查。 a wps used

5、for code production welding shall be available for reference and review by the authorized inspector (ai) at the fabrication site.6remarks:pqr is the qualified welding procedure procedure and test results record.備注：pqr是經(jīng)過評定合格的焊接工藝數(shù)據(jù)及相關(guān)試驗結(jié)果記錄7+how is a wps created?如何創(chuàng)建一個如何創(chuàng)建一個wps?接頭形式接頭形式j(luò)oint type焊接方

6、法焊接方法welding process建造規(guī)范建造規(guī)范constructionspecification8選擇資源成本實際約束瀏覽規(guī)范，列出可行焊接方法主要約束修訂可行焊接方法評估生產(chǎn)成本選擇規(guī)范9weld process selection焊接工藝選擇焊接工藝選擇10variables 焊接變素焊接變素t重要變素重要變素essential variables 影響接頭彎曲和拉伸性能的因素影響接頭彎曲和拉伸性能的因素affect the bend ability and tension ability of jointt非重要變素非重要變素non essential variables 對彎

7、曲和拉伸不能產(chǎn)生明顯影響的因素對彎曲和拉伸不能產(chǎn)生明顯影響的因素cant produce visible affection on bend ability and tension ability of jointt附加重要變素附加重要變素supplemental essential variables 影響接頭沖擊性能的因素影響接頭沖擊性能的因素affect the toughness of joint11essentials listed in aws d1.1aws 對各種焊接方法重要變素的規(guī)定對各種焊接方法重要變素的規(guī)定12 essentials in gmaw or fcawgmaw

8、 and fcaw中的重要變素中的重要變素(aws)tfiller 填充材料填充材料tincrease in filler metal classification strength增加填料的強度tchange from one electrode classification to any other electrode classification，limited to fcaw從一種焊絲型號改變到另一種焊絲型號（只限藥芯焊絲）tchange to an electrode classification not covered in aws a5.18,a5.20,a5.28,a5.29.

9、焊絲變?yōu)樵赼ws中沒有的型號telectrode焊絲焊絲tchange in nominal electrode diameter :焊絲直徑變化（實芯焊絲），焊絲直徑增加（藥芯焊絲）13telectrical parameters焊接參數(shù)焊接參數(shù)ta change in the amperage for each diameter每種焊絲直徑的電流變化超過10ta change in type of current (ac or dc) or polarity and mode of transfer (gmaw only)電流極性變化或gmaw過渡模式變化ta change in the

10、voltage for each diameter，surpass 7%電壓改變超過7tan increase or decrease in the wire feed speed for each electrode diameter surpass 10%送絲速度改變超過10 essentials in gmaw or fcawgmaw and fcaw中的重要變素中的重要變素(aws)14ta change in the travel speed surpass 25%焊接速度改變超過25tan increase in heat input surpass 10%熱輸入增加超過10 ts

11、hielding gas保護氣保護氣ta change in shielding gas from a single gas to any other single gas or mixture of gas, or in the specified nominal percentage composition of a gas mixture, or to no gas保護氣從單種氣體變?yōu)槠渌鼏畏N氣體或混合氣體 essentials in gmaw or fcawgmaw and fcaw中的重要變素中的重要變素(aws)15ta change in total gas flow rate氣

12、體流量增加大于50或減小超過20ta change to a shielding gas not covered in。改變?yōu)椴话赼ws a5.18,5.28,a5.20,a5.29中的保護氣。tgeneral 一般條件一般條件tfor the pqr groove area, an increase or decrease 25% in the number of passes 對于與pqr坡口面積相同的，焊道數(shù)改變超過25ta change in position not qualified焊接位置改變?yōu)槲唇?jīng)評定的位置。 essentials in gmaw or fcawgmaw a

13、nd fcaw中的重要變素中的重要變素(aws)16ta change in diameter, or thickness, or both, not qualified by table 2工件直徑或厚度未在評定范圍之外。ta change in base metal or combination of base metals not listed on the pqr 母材未經(jīng)評定tvertical welding: for any pass from uphill to downhill or vice versa立焊：任何焊道從上到下焊接或相反ta change in groove t

14、ype (e.g., single-v to double-v), 坡口形式變化（例如，單v到雙v) essentials in gmaw or fcawgmaw and fcaw中的重要變素中的重要變素(aws)17ta change in the type of groove to a square groove and vice versa從任何坡口形式改變?yōu)橹边吇蛳喾磘a change exceeding the tolerances, including decreasing of groove angle, decreasing of root opening, increasin

15、g of root face.坡口角度減小，坡口間隙減小以及鈍邊增加超過公差范圍tthe omission, but not inclusion, of backing or back gouging取消襯墊或清根tdecrease from preheat temperature6 by 15 celsius degree預(yù)熱溫度降低超過15度 essentials in gmaw or fcawgmaw and fcaw中的重要變素中的重要變素(aws)18figure 1. wps sample 圖1.樣表welding procedure specification (wps)焊接工藝

16、規(guī)范樣表焊接工藝規(guī)范樣表19type of qualification testwps評定試驗項目及試樣數(shù)量、類型評定試驗項目及試樣數(shù)量、類型tthe type and number of qualification tests required to qualify a wps for a given thickness, diameter, or both, shall conform to table 2 (cjp), table 3 (pjp) or table 4 (fillet). details on the individual ndt and mechanical test

17、requirements are found in the following subsections: 評定評定wps試驗的項目及數(shù)量應(yīng)遵照試驗的項目及數(shù)量應(yīng)遵照表表2(全焊透接頭全焊透接頭），），表表3（部（部分焊透接頭）分焊透接頭）或或表表4（角接頭）。（角接頭）。主要有以下幾種試驗項目。主要有以下幾種試驗項目。 (1) visual inspection 外觀檢驗 (2) ndt無損檢驗，含rt,mt,ut,pt等 (3) face, root and side bend面彎，背彎及側(cè)彎 (4) reduced section縮截面焊縫拉伸 (5) all-weld-metal ten

18、sion全熔敷金屬拉伸 (6) macroetch 宏觀浸蝕20number and type of test specimens and range of thickness qualified-cjp評定焊縫的厚度和試驗數(shù)量及類型評定焊縫的厚度和試驗數(shù)量及類型(全焊透接頭）全焊透接頭）21number and type of test specimens and range of thickness qualified-pjp評定焊縫的厚度和試驗數(shù)量及類型評定焊縫的厚度和試驗數(shù)量及類型(部分焊透接頭）部分焊透接頭）22number and type of test specimens an

19、d range of thickness qualified-fillet joint評定焊縫的厚度和試驗數(shù)量及類型評定焊縫的厚度和試驗數(shù)量及類型(角接頭）角接頭）23classification of base metal 母材分類母材分類24classification of base metal 母材分類母材分類25classification of base metal 母材分類母材分類26groove weld types坡口形式坡口形式welding variables焊接因素焊接因素27groove weld types坡口形式坡口形式welding variables焊接因素焊

20、接因素28groove weld types坡口形式坡口形式welding variables焊接因素焊接因素29groove weld types坡口形式坡口形式welding variables焊接因素焊接因素30groove weld types坡口形式坡口形式welding variables焊接因素焊接因素31welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素32welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素坡口焊縫板焊接位置33welding positions 焊接位置

21、焊接位置 welding variables焊接因素焊接因素groove weld pipe welding position 坡口焊縫管焊接位置34welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素groove weld pipe welding position 坡口焊縫管焊接位置35welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素groove weld pipe welding position 坡口焊縫管焊接位置36welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素groove weld pipe welding position 坡口焊縫管焊接位置37welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素positions of plate fillet welds 板角焊縫位置38welding positions 焊接位置焊接位置 welding variables焊接因素焊接因素positions of test piping or tubing for fil