Large manufacturers supply butterfly head, steel head of the most trusted manufacturers Thai Tinto head pipe factory in the beautiful town - Hebei Yanshan location mainly produces and sells a variety of materials head. elbows, flanges, head caps, tees, reducers, intubation, forged fittings and other products, do pipe corrosion and insulation. Since our factory adhere to the interests of the customer-centric, low price and high-quality varieties, improve service to our customers to promote trust and praise, Thai Billiton holding hands, we will always be friends, welcome to the Thai Tinto butterfly head on the furnace process first interpretation is sealed blank header into the furnace should be carried out when the oven temperature is greater than 600 ℃, and then heated in the furnace. Second is to allow a few heads while heating billets, but must pay attention to the distance between the blank when installed furnace, while the distance between the low and the bottom layer of the blank should be less than 150mm, according to the furnace, the first load amount not more than five. Followed when filling head shall ensure that material under the surface of the blank tag for stamping exposed on the outer surface. When the head with manhole flange forming divided into two processes carried out, crossed the center of attention blank sample placed on the outer surface of the rough red eyes, looking to head after being cut molding manhole flange holes. Common head on into butt welding head, socket weld head. Equipment for a variety of containers, such as storage tanks, heat exchangers, towers, reactors, boilers and separation equipment. Materials are carbon steel (A3,20 #, Q235, Q345B, 16Mn, etc.), stainless steel (304,321,304L, 316,316L, etc.), steel (15Mo3 15CrMoV 35CrMoV 45CrMo), aluminum, titanium, copper, nickel and nickel alloy. I plant always adhere to the "integrity-based, customer first" attitude and "mutual benefit, puerile" principle to treat every customer, over the years I plant to keep the critical acclaim and record one hundred percent of zero percent, sincerely welcome your calls, we wholeheartedly at your service!