welcome to us
WE OFFER THE BEST QUALITY PRODUCTS
Hebei Machinery Import na Export Co., Ltd. ghọọ nkwonkwo-ngwaahịa mba ọzọ ahia ụlọ ọrụ na October 2005. Dị ka ya ụzọ, Hebei Alaka nke China National Machinery Import & Export Corporation e hiwere na October 1974, nke bụ ihe mbụ mbupụ na mbubata ụlọ ọrụ n'ilekwasị anya na n'ibu na ọkụ ngwaahịa na Hebei ógbè ......
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 In the cource of the revision of the European standards serveral DIN standards were withdrawn and replaced by DIN ISO EN and DIN EN.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...