1. Scope
This national standard specifies Terminology and Definition, classification, sign, requirement, test method, test rules, label, packing, transportation storage of metal bellows expansion joints (hereinafter referred to as expansion joint).
This standard is applicable to design, manufacture and check of expansion joint (fixed within pipeline) with its flexibility component of metal bellows.
2 Normative References
The following normative documents contain provision which, through reference in this text, constitute provisions of this national standard. For all the citation files that bear the dates, all the subsequent amendment documents (not including the corrected contents)or the revised edition are not applicable to this standard, yet, all parties that enter into an agreement according to this standard are encouraged to research whether the latest edition of these documents can be used. For undated references, the latest edition of the normative document referred to applies.
GB 150-1998 Steel pressure vessels
GB/T 710-1991 Hot-rolled quality carbon structural steel sheets and strips
GB/T 912-1989 Hot-rolled sheets and strips of carbon structural steels and high strength low alloy structural steels
GB/T 985.1-2008 Recommended joint preparation for gas welding manual metal arc welding gas-shield arc welding and beam welding)
GB/T 1800.3-1998 Limits and fits--Bases--Part 3: Numerical values tables of STANDARD tolerances and fundamental deviations)
GB/T 1800.4-1999 limits and fits Tables of STANDARD tolerance grades and limits deviations for holes and shafts (eqv ISO 286-2:1988)
GB/T 3380-2007 Cold rolled stainless steel plate sheet and strip
GB/T 4171-2000 Superior atmospheric corrosion resisting structural steel
GB/T 4237-2007 Hot rolled stainless steel plate sheet and strip
GB/T 8163-1999 Seamless steel tubes for liquid service (neq ISO 559:1991)
GB/T 9711.1-1997 Petroleum and natural gas industries-Steel pipe for pipelines-Technical delivery conditions-Part 1: Pipes of requirement class A (eqv ISO 3183-1:1996)
GB/T 14976-2002 Stainless steel seamless tubes for fluid transport
GB 16749-1997 Bellows expansion joints for pressure vessel
GB 50235-1997 Code for construction and acceptance of industrial metallic piping
JB/T 4711-2003 Coating and packing for pressure vessels transport
JB/T 4730.2-2005 Nondestructive testing of pressure equipments Part 2: Radiographic testing
JB/T 4730.5-2005 Nondestructive testing of pressure equipments Part 5: Penetrant testing
YB/T 5354-2008 non-corrosive alloy light cold-rolled sheet
ASME SB 168-2004 nickel-chromium-ferroalloy ( UNS NO6600, NO6601, NO6603, NO6690, NO6693, NO6025, NO6045) and nickel-chromium- iron-molybdenum alloy ( UNS NO6617) plates, sheet and flat strap
ASME SB 409-8004 nickel-iron-chrome alloy plates, sheet and flat strap
ASME SB 424-2004 nickel-iron-chromium-molybdenum-copper alloy (UNS NO8825 and UNS NO8221) plates, sheet and flat strap
ASME SB 443-2004 nickel-chromium-molybdenum-niobium alloy (UNS NO6625) and nickel-chromium-molybdenum-silicon alloys (UNS NO6219) plates, sheet and flat strap
3 Terminologies and Definition
