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Hebei Machinery Import û Co., Ltd. nav hevbeş-stock şîrketa bazirganiya derve di cotmeha 2005. hat guhertin Wek selefê xwe, Şaxa Hebei of China National Machinery Import & Export Corporation di cotmeha 1974 de hat damezirandin, ku ji zûtirîn export û import şîrketa bû nemaze li ser berhemên mekanîk û elektrîkê li parêzgeha Hebei ......
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 In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN.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...