ISO2531EN545等球墨铸铁管国际标准对比

Pipe-HB230 Fittings-HB250 Pipe K9 Nominal diameter (mm) 80-300 350-600 700-1000 1100-2000 Fittings Nominal diameter (mm) Test pressure (kgf/cm2) Test pressure (kgf/cm2) 60 50 40 30
DN (mm) 40-300 350-600 700-1200 1400-2000
Lining thickness (mm) 4 5 6 9
DN (mm) 80-300 350-600 700-1200 1400-2000 2000-2600
Lining thickness (mm) 3 5 6 9 12
Type of Joint
DN80-DN2000 Flanged joint Elastomer gasket joints
DN80-DN1600 Flanged joint Push-on or Mechanical Joints
DN80-DN2000 Flanged joint Elastomer gasket joints
Comparison of Different Standards
Item Indian Standard IS 8329/1990 DN80-DN2000 Mechanical joint and Flanged joint and Push-on Joints International ISO 2531&7186 British Standard BS 4772 European Standard BS EN 545 DN80-DN2000 Mechanical joint and Flanged joint and Push-on Joints German Standard DIN 28622&28610
Lining shall not contain any consitiunent soluble in water or any ingredient liable to imipart any taste or smell to the water washing out of the main. For pipe-lines carrying potable water the inside lining must not contain any toxic consituent. Outside coating and Inside lining
Pipe-HN230 Fittings-HB250 Pipe K9 Nominal diameter (mm) 80-300 350-600 700-1000 1100-2000 Fittings Nominal diameter (mm) 80-300 350-600 700-2000 Test pressure (kgf/cm2) 25 16 10 Test pressure (kgf/cm2) 50 40 32 25
Pipe Tensile strength (min) Proof stress
Fittings
Pipe
Fittings
Pipe
Fittings
Pipe

Fittings
Pipe
Fittings
420 Mpa
420 Mpa
400 Mpa
420 Mpa
420 Mpa
420 Mpa
400 Mpa
420 Mpa
Pipe-HB230 Fittings-HB250 Pipe K9 Nominal diameter (mm) 80-300 350-600 700-1000 1100-2000 Fittings Nominal diameter (mm) 80-300 350-600 700-1200 1400-1600 Test pressure (kgf/cm2) 25 16 10 2 Pipe Test pressure (kgf/cm2) 50 40 32 25
Wall thickness -(2.3+0.001 DN)mm No limit for the plus tolerance
Wall thickness -(2.3+0.001 DN)mm No limit for the plus tolerance
Wall thickness -(2.3+0.001 DN)mm No limit for the plus tolerance
400 Mpa
300 MPa
300 MPa 10%(DN1000) 7% Lager dia
300 MPa
300 MPa 10%(DN1000) 7% Lager dia
300 MPa
300 MPa
300 MPa
300 MPa 10%(DN1000) 7% Lager dia
300 MPa
Elongation
Lining shall not contain any consitiunent soluble in water or any ingredient liable to imipart any taste or smell to the water washing out of the main. For pipe-lines carrying potable water the inside lining must not contain any toxic consituent.
Pipe and Fittings Bituminous coating
Pipe and Fittings Bituminous coating
Pipe and Fittings Bituminous coating
Pipe and Fittings Bituminous coating
Pipe and Fittings Bituminous coating
Fittings (K12&14)
Fittings (K12&14)
Fittings (K12&14)
Fittings (K12&14)
Fittings (K12&14)
Wall thickness -(2.3+0.001 DN)mm No limit for the plus tolerance
Wall thickness -(2.3+0.001 DN)mm No limit for the plus tolerance
Lining thickness (mm) 3 5 6 9
DN (mm) 80-300 350-600 700-1200 1400-2000 2200-2600
Lining thickness (mm) 3 5 6 9 12
DN (mm) 80-600 700-1200 1400-1600
Lining thickness (mm) 5 6 9
Cement mortar lining for pipe
Cement mortar lining for pipe is specified in a separate Standard, DIN 30674
coating and Inside lining
DN (mm) 80-300 350-600 700-1200 1400-2000
10%
5%
5%
10%
5%
5%
Hardness
Pipe-HB230 Pipe K9 Nominal diameter (mm) 80-300 350-600 700-1000 1100-2000 Fittings Nominal diameter (mm) 80-300 350-600 700-2000 Test pressure (kgf/cm2) 25 16 10 Test pressure (kgf/cm2) 50 40 32 25
Hydrostatic works test
105 times rated pressure
Pipe
Pipe
Pipe
Pipe
Wall thickness -(1.3+0.001 DN) Wall thickness -(1.3+0.001 DN) Wall thickness -(1.3+0.001 DN) Wall thickness -(1.3+0.001 DN) Wall thickness -(1.3+0.001 DN) No limit for + tol. No limit for + tol. No limit for + tol. No limit for + tol. No limit for + tol. Tolerance on thickness (mm)
Bs 4147 or Bs 3416
Lining shall not contain any consitiunent soluble in water or Lining shall not contain any any ingredient liable to imipart constituent soluble in water or any taste or smell to the water any ingredient liable to leach in washing out of the main. For water after dried. pipe-lines carrying potable water the inside lining must not contain any toxic consituent.
Pipe-HB230 Fittings-HB210 Pipe K9 Nominal diameter (mm) 80-300 350-600 700-1000 1100-2000 Fittings Nominal diameter (mm) 80-300 350-600 700-2000 Test pressure (kgf/cm2) 25 16 10 Test pressure (kgf/cm2) 50 40 32 25
Cement mortar lining for pipe and fitting is specified in IS8112 or IS 455
Cement mortar lining for pipe is Cement mortar lining for pipe specified in a separate and fitting is specified in international Standard, section 3 of BS:4772 ISO:4179