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Hebei Makinarya Import at Export Co., Ltd ay transformed sa joint-stock banyagang kalakalan kumpanya sa Oktubre 2005. Bilang sa kanyang hinalinhan, Hebei Branch ng Tsina Pambansang Makinarya Import & Export Corporation ay itinatag sa Oktubre 1974, na kung saan ay ang pinakamaagang pag-export at import ng kumpanya tumututok sa makina at mga de-koryenteng mga produkto sa Hebei lalawigan ......
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 In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN.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...