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LICENSES

Method Validity (SS-EN 288-3) Dimensions Thickness mm Total
TIG 141 1.1, 1.2, 1.4 pipe 60.3 3.0 - 12.6 1
MMB 111 1.1, 1.2, 1,4 pipe 60.3 3.0 - 12.6 1
MMB 111 1-7, 9.1, 11 pipe 82.5 3.0 - 12.6 2
MMB 111 8, 9.2, 9.3, 10 pipe 54.0 2.0 - 4.0 1
MMB 111 1.1, 1.2, 1.4 pipe 82.5 3.0 - 12.6 2
311 1.1, 1.2, 1.4 pipe 60.0 3.0 - 4.8 1

MATERIAL GROUPS  
1.1 Steel, ReH ≤ 275 MPa 6 Högt vanadinlegrade Cr-Mo-(Ni) steel
1.2 Steel, 275 < ReH ≤ 360 MPa 7 Ferritic, martensitic, and precipitation hardened stainless steels,  C ≤ 0.35% och 10.5 ≤ Cr ≤ 30%
1.3 Normalised, fine grained, 360 < ReH ≤ 460 MPa 8 Austenitic steels
1.4 Steel with improved resistance to atmospheric corrosion 9.1 Nickel alloy steels, Ni ≤ 3%
2 Thermomechanically treated fine grain steels and cast steels, ReH > 360 MPa 9.2 Nickel alloy steels, 3.0% < Ni ≤ 8%
3 Quenched and tempered steels and precipitation hardened steels, ReH > 360 MPa (except stainless steels) 9.3 Nickel alloy steels, 8.0% < Ni ≤ 10%
4 Lågt vanadinlegrade Cr-Mo-(Ni) steel, Mo ≤ 0.7% och V ≤ 0.1% 10 Austenitic ferritic stainless steels (duplex)
5 Cr-Mo steel without vanadium, C ≤ 0.35% 11 Steel included in group 1, 0.25% < C ≤ 0.5%
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