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Hebei machin enpòte ak ekspòtasyon co, Ltd te transfòme nan jwenti-aksyon konpayi komès etranje yo nan mwa Oktòb 2005. Kòm predesesè li yo, Branch Hebei nan Lachin Nasyonal machin Import & Export Corporation te fonde nan mwa Oktòb 1974, ki te pi bonè ekspòtasyon yo ak enpòte konpayi an konsantre sou pwodwi mekanik ak elektrik nan Hebei pwovens ......
tube and pipes
Casting Materials of Valves ASTM Casting Materials Material ASTM Casting SPEC Service Carbon Steel ASTM A216 Grade WCB Non-corrosive applications including water, oil and gases at temperatures between -20°F (-30°C) and +800°F (+425°C) Low Temp Carbon Steel ASTM A352 Grade LCB Low temperatu...
Old and new DIN Designations Over the years, many DIN standards were integrated into the ISO standards, and thus also a part of the EN standards. In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN. The standards used...