CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE ,

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CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE ,

CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE ,
CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE ,

CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE ,
API SPES 5L 和 A53 是美国石油学会规定的钢管的一个标准,本标准世界通用,适用于直缝钢管,无缝钢管,螺旋缝钢管.好像是属于出口准.
A53 有好几个分级 GRADE B是一种.
所以 API 5L 和 API A53 BRADE B 是一种出口标准.
这样就好翻译了
核心必须使用 API 5L或者A53 Grand B 弯曲或焊接的导管(或称管道吧),不是.

CORE MUST BE API 5L OR A53 GRADE B BENT OR WELDED PIPE , 8.Pipe,API 5L PIPE BE XS CS API 5L-B SMLS C&W是什么管道 API 5L X-80是什么材质 API 5L 用什么焊材 16 cs seamless pipe,api 5l gr.b.psl-2,sch.40,be,drl,nace mr -0175 / 钢管中 API 5L clause # 5.1.3.1,是什么 API 5L Gr B PSL 1 X60 DN2600(104)PIPE, EFW 100%-RT, BE,25MM THCK, CS API 5L GR.B ASME-B36.10M 请这个钢管的型号是什么意思 CS Seamless pipe API 5L Gr.B.PSL-2,Sch.40,BE,DRL该如何解释?希望了解与无缝钢管有关的详细说明, 钢管规格API 最好能告诉我它的抗弯强度和杨氏模量不好意思,是API 5L×60 英语翻译1.3.2 Externals of part must be immaculate,marking must be clear.1.3.3 Two cores must be aim,not shift.1.3.4 Script of marking orient Pin 1 1.3.5 Core and winding must be tight,not move.1.3.6 Lead wire of every pin must set free one throu API CS ERW API 5L PSL1 Gr.B DRL BE protected with end caps,bare,MTC to EN 10204/3.1,hardness max 22 HRC according to NACE MR 01-75,100% radiography as per 5L Before leaving this country,you must be in__of a valid passport A provide B possession C core D lab Core and cavity plates must be made of OHNS OHNS?是否是电镀镍模具工程方面的英语 We must be l------- to the school ApI 5L,grade B ,大致相当于美标ASTM什么规格?