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iso3183 l450 psl2 pipeline steel manufacturer

iso3183 l450 psl2 pipeline steel manufacturer, ISO 3183:2012(en), Petroleum and natural gas industries required to be as agreed upon by the manufacturer and the purchaser, and specified in the purchase order. Note 1 to entry: Associated, for example, with items covered by 7.2 a). 4.2. (PSL 1 and PSL 2) of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries.

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