Welded steel tubes for pressure purposes

EN 10217-1
Electric welded tubes of non-alloyed and alloyed steel with specified properties at room temperature
Manufacturing process and delivery conditionsacc. to EN 10217-1 table 1
Scope of applicationacc. to DVGW, TRD, TRB PED and ADW-instructions
QualitiesTR1 without heat treatment or normalized or normalized in the welding area or normalizing rolled
· Material number/EN  1.0107 P 195 TR 1
1.0254 P 235 TR 1
1.0258 P 265 TR 1
1.0108 P 195 TR 2
1.0255 P 235 TR 2
1.0259 P 265 TR 2
Welding process- Gas pressure welding
- HFI-welding
- UP-welding for longitudinally and spirally welded tubes
Dimension OD10,2 up to 2.540 mm
Wall thicknessup to 40 mm
Delivery length6 m, 12 m and up to 18 m on request
Tube tolerancesOD≤ 219,1 +/- 1 % or +/- 0,5 mm
whichever is the greater
> 219,1 +/- 0,75 %, max. +/- 6 mm
whichever is the smaller
WT+/- 10 %, min. +/- 0,3 mm and acc. to EN 10217-1 table 6 whichever is the greater
Straightness1,5 : 1.000 for the single tube
locally 3 : 1.000 mm
Maximum height of weld seam butt weldedinside + 0,5 mm / + 0,05 × WT
outside rolled
 Gas pressure weldedinside 1,5 mm
outside welding bead removed
 UP-welded, SAW-Tubesinside and outside
< 12,5 mm WT: max. 3,5 mm
> 12,5 mm WT: max. 4,8 mm
Length tol.< 406,4 6.000 mm + 10 mm
6.000 > 12.000 mm + 15 mm
> 12.000 mm on request
> 406,46.000 mm + 25 mm
6.000 > 12.000 mm + 50 mm
> 12.000 mm on request
Out-of-roundness< 406,4 acc. to OD tolerance
> 406,4 < 2 %
MarkingManufacturer's sign, welding process, EN-standard, steel quality, for 3.1 certification additionally inspector's mark and ID-number
Certificationacc. to EN 10204 2.2, 3.1 or 3.2
  
EN 10217-2
Electric welded tubes of non-alloyed and alloyed steel with specified properties at elevated temperatures
Manufacturing process and delivery conditionsacc. to EN 10217-2 table 1
Scope of applicationacc. to DVGW, TRD, TRB, PED and ADW-instructions
QualitiesTC1=Test class 1 (without US-testing)
TC 2 = Test class 2 (US-testing)
 
Material number/EN1.0348 P 195 GH
1.0345 P 235 GH
1.0425 P 265 GH
1.5415 16M03
Welding process- Gas pressure welding
- HFI-welding
- UP-welding for longitudinally and spirally welded tubes
Dimension OD10,2 up to 2.540 mm
Wall thicknessup to 40 mm
Delivery length6 m, 12 m and up to 18 m on request
Tube tolerancesOD≤ 219,1 +/- 1 % or +/- 0,5 mm
whichever is the greater
 WT+/- 10 %, min. +/- 0,3 mm and acc. to EN 10217-2 table 7
whichever is the greater
Straightness1,5 : 1.000 for the single tube
locally 3 : 1.000 mm
Maximum height of weld seambutt weldedinside + 0,5 mm / + 0,05 × WT
outside rolled
 Gas pressure weldedinside 1,5 mm
outside welding bead removed
 UP-welded, SAW-Tubesinside and outside
< 12,5 mm WT: max. 3,5 mm
> 12,5 mm WT: max. 4,8 mm
Length tol.< 406,4 6.000 mm + 10 mm
6.000 > 12.000 mm + 15 mm
> 12.000 mm on request
> 406,4 6.000 mm + 25 mm
6.000 > 12.000 mm + 50 mm
> 12.000 mm on request
Out-of-roundness< 406,4acc. to OD tolerance
 > 406,4< 2 %
MarkingManufacturer's sign, welding process, EN-standard, steel quality, for 3.1 certification additionally inspector's mark and ID-number
Certificationacc. to EN 10204 2.2, 3.1 or 3.2
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