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Surveying and mapping method for 180 degree stainless steel pipe fittings

180 degree stainless steel pipe fittings mapping method are as follows:
180 degree stainless steel pipe fitting mapping method
(1) with wire or the level of Surveying and mapping at both ends of the flange hole.
(2) with horizontal surveying and mapping at both ends of the 625 vertical surface of the flange, with the line or the right angle of the 625 sides of the drawing end of the two sides of the horizontal direction of the mouth:
(3) surveying and mapping 180 degrees stainless steel pipe fittings a, b,
The surveying and mapping method of horizontal stainless steel pipe fittings with arbitrary angle is shown in the drawing:
180 degree stainless steel pipe fitting mapping method
(1) by the pipe Ⅰ Ⅱ, each lead to angled line surveying and mapping a, b’s length;
(2) the side draw with Angle ruler. A, b, the Angle of the intersection between 0;
(3) levels of surveying and mapping a worker, tube II, 625 vertical surface of the flange, surveying and mapping out the flange eyes at the same time,

(4) at the same time with computing or loft and blanking length.

Source: Zhejiang Yaang Pipe Industry Co., Limited (www.yaang.com)

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