Rave reviews of stainless steel socket elbow factory where the good, the Thai Extension pipe factory. Our company is located in China pipeline base, Hebei Enzan is a professional production, processing and marketing of large-diameter stainless steel socket elbow elbow, butt large manufacturers elbow, pressing elbow elbow series. Manufacturers have been to first-class, first-class technology, first-class equipment, first-class service to make realistic production. welcome customers to visit, and sincerely look forward to cooperation to achieve win-win stainless steel socket elbow takeover of two kinds of dimensions with you, namely the A series (Ⅰ series) over size and B series (Ⅱ series) over size or a British takeover (ie A series size) and Metric takeover (ie B Series Size). Also, some standard for the direct provision of over size A series of these standards ASME B16.11, SH3410 standards. Some of these standards have two sizes, over size is required to implement the production process, these standards GB / T14383-2008, GB / T14383-93, HG21634 etc. If the consumer does not provide the choice of which over size, general default A series. However, there should be noted that HG21634 this standard, if it gives the takeover is A, will have to use B series over size. Intubation manufacturing commonly used raw material for intubation general carbon steel, stainless steel, alloy steel. Common steel grades are Q235, 20 #, A105, etc; commonly used stainless steel grades are 304, 304L, 316,316L, 321,00Cr17Ni14Mo2 like; alloy commonly used grades are 15CrMo, 1Cr5Mo, 16Mn, 12Cr1MoV, F11, F22,10CrMo910 other Material: copper alloy, nickel alloy intubation mainly used in petrochemical, sanitation, electricity, aerospace, military, fire, metallurgy, shipbuilding, gas, nuclear power, and environmental protection required to withstand high pressure, precise dimensions and other departments and fields.