弯头：90°ELBOW,SCH40,LONG RADIUS,SMLS,ASTM B366 WPNICMC,BE,ANLD

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弯头：90°ELBOW,SCH40,LONG RADIUS,SMLS,ASTM B366 WPNICMC,BE,ANLD,ASME B16.9 SOUR SERVICE是什么意思
尤其是“WPNICMC,BE,ANLD”实在搞不懂,请高手帮忙

90°ELBOW 90度弯头
SCH40 壁厚
LONG RADIUS 长半径
SMLS 无缝的
ASTM B366
SPECIFICATION FOR FACTORY-MADE WROUGHT
NICKEL AND NICKEL ALLOY FITTINGS
WPNICMC 材料的牌号美标代号N08825 管子标准选用B 423,B 704,B 705
BE 带坡口
ANLD ,ANNEALED的简写退火状态
ASME B16.9 管件标准

pipe(smls) mnpt astm a106 gr.b &zn asme b36 10m sch40 PIPE ASTM A 106 GR.B,SMLS,BE.ASME B 36.10 PIPE,SMLS,BE,S-20,CS ASTM SA106 GR.B,ASME-B36.10M 弯头“ Elbow 90- BW 90LR ELBOW sch.40,50NB SS"里NB 50NB又等于多少呢? 90 elbow welded bw s-std ss astm a403 gr.wp304 cryogenic ser 90 DEG ELBOW STAINLESS STEEL BUTT WELD SCH.10 20" ASTM A403 ELBOW+45+LR+SMLS+BW中lr是什么意思 PIPE ST.20 SMLS BE 1/2"-3"的弯头是贴标签,4"-10"的弯头是喷标.英语怎么说 elbow 弯头 SCH40*SCH40 无缝钢管（φ33.7×Sch40 A 333 Grade 6 ASTM-A333）什么意思英语翻译2''sch 10S pipe smls bevelled ends ss ASTM A312 TP 316L