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45, 90, 180deg Lr/Sr Butt Welded Carbon Steel Elbow, Find Details and Price about Steel Elbow Pipe Carbon Steel Elbow from 45, 90, 180deg Lr/Sr Butt Welded Carbon Steel Elbow - Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Elbow 45 Degree ASME B16.9 Sr Lr Product Description Name: Elbow 45 60 90 180 Degree Standard: ASME DIN JIS EN BS Material:P245GH P265GH S235JR Q235B A234 WPB Size:1/2 to 48 inch Thikcness: SCH10 TO SCHXXS MOQ: 1PC We are a factory since 1989, has 31 years...
ASME B16.9 Elbow Lr/Sr Welding 30/45/180 Degree Forged 1 Piece 1/2′′-72′′ Pipe Fitting Butt Weld Equal Carbon Steel Tee, Find Details and Price about Stainless Steel Pipe Pipe from ASME B16.9 Elbow Lr/Sr Welding 30/...
在构造n=4,8阶幻方的实践中,发现一种4N阶幻方构造方法。将从两个方面进行4N阶幻方构造方法的证明,此外,还要通过8阶及12阶幻方构造实践,进一步证明本文方法的可行性。 Hao万禧 - 《淮南工业学院学报》 被引量: 3发表: 2001年 4n阶全对称幻方的第2类最快构造方法 将自然数数列1,2,…,16n按照表二所示,用...
ASTM B16.9 A234wpb 45 60 90 180 Butt Welding Lr Sr CS Pipe Fitting Elbow Product Description Product Name Pipe Elbow Elbow Type Long radius elbow,Short radius elbow, 90 degree elbow, 45 degree elbow,180 degree elbow, reducing elbow. Standard ASME B...