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Hebei Farms Import kuma Export Co., Ltd. aka canza kama zuwa hadin gwiwa-stock waje cinikayya kamfanin a watan Oktoba 2005. Kamar yadda da wanda ya riga, Hebei Branch of China National Farms Import & Export Corporation da aka kafa a watan Oktoba na shekarar 1974, wanda shi ne matakin farko fitarwa da kuma shigo da kamfanin mayar da hankali a kan inji, kuma lantarki kayayyakin a lardin 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 In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN.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...