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Buying stainless steel pipe of the different grade is not easy if you don’t get enough knowledge about it. The stainless steel alloy of different grades is used in different industrial applications. The stainless steel 309 H pipe is widely used in the fertilizer, refineries, heat exchangers, oil and gas industry, water treatment, etc.  Different grade of pipe has the different specification but here we are going to discuss specification of stainless steel 309 H pipe.


It is specified as per standards- ASTM A, ASME SA312, A358. Size of the tubes/ pipes range between 6NB- 1200NB IN and its length is customized as per needs. The different types of this pipe are the ERW/ fabricates/ seamless/ LSAW/ welded. Different types of pipe are available in the forms like hydraulic, square, round, etc. these can have a plain end, threaded end or beveled end.


Production of the stainless steel 309 H alloy pipe is done as per the national and the international standards and exported to different parts of the world where there is need of this material. The packed material is marked with the grade, specification as well as tests and certificates.

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