文档介绍：编号中文名称英文名称 DIN 11851-1998 食品, Fittings for food, chemical and pharmaceutical industry - Stainless steel screwed pipe connections -Design for rolling inand welding-on DIN 11852-2009 食品业、化工业用装置不锈钢装置焊接用三通管、弯头和异径接头 Fittings for the food and chemical industries -Fittings of stainless steel -Tees, bends and reducers for welding DIN 11865-2003 无菌、、弯头和异径接头 Stainless steels fittings for aseptic, chemical and pharmaceutical industries -Tees, bends, reducers for welding on DIN 11867-2005 无菌、化学和制药工业的生铁系统用弯头、不锈钢焊接管件 Elbows for pigging systems, welding fittings instainless steel, for aseptic, chemical and pharmaceutical industries DIN 13972-1-2001 : 牙科实验室的激光焊接 Dentistry -Quality assurance during laser welding -Part 1: Laser welding indental laboratories DIN 13972-2-2002 :激光焊接用相同和类似牙科金属材料适用性 Dentistry -Quality assurance during laser welding -Part 2: Suitability ofidentical and similar metallic dental materials for laser welding DIN 1615-1984 Welded circular unalloyed steel tubes not subject tospecial requirements; technical delivery conditions DIN 16831-1-2003 聚(异) 125 :承插焊接用注模肘管尺寸 Pipe fittings and joint assemblies for polybutene pressure pipes -Type PB125 -Part 1:Dimensions ofinjection-moulded elbows for socket welding DIN 16831-2-2003 聚(异) 125 :承插焊接用注模三通管尺寸 Pipe fittings and joint assemblies for polybutene pressure pipes -Type PB125 -Part 2:Dimensios ofinjection-moulded tees for socket welding DIN 16831-3-2003 聚(异) : Pipe fittings and joint assemblies for polybutene pressure pipes -Type PB125 -Part 3:Dimensions ofinjection-moulded sockets and caps for socket welding DIN 16831-4-2003 聚(异) 125 :承插焊接用注模异径管尺寸 Pipe fittings and joint assemblies for polybutene pressure pipes -Type PB125 -Part 4:Dimensions ofinjection-moulded reducers for socket welding DIN 16