HIGH ALLOYED HEAT RESISTANT STAINLESS STEEL ELECTRODES

Transcription

1 HIGH ALLOYED HEAT RESISTANT STAINLESS STEEL ELECTRODES INOX R 25/4 Fe.. I1 INOX R 25/14 NC... I2 INOX R 25/14/3 NC I3 INOX R 25/20.. I4 INOX B 25/20.. I5 I

2 INOX R 25/4 Fe EN 1600: E 25 4 R 43 DIN 8556 : E 25.4 MPR EN ISO 3581-A:E 25 4 R ferritic-austenitic flux-alloyed electrode for welding heat and corrosion resistant stainless steels up to 1100 C. Resistant to S-content atmosphere. Preheating and interpass temperatures C, depending on the relevant base metal and material thickness. Ferit.-aust. and Ferit.-pearl.steel DIN: Chemical corr.resistant steel: X 20 CrNiSi 25.4 X 10CrAl7 X 10CrAl13 X 10CrAl18 X 10CrAl24 Alloyed steel castings: G-X30CrSi6 G-X40CrSi17 G-X40CrNiSi / A 297 HC Yield strength R el / Rp 0.2: > 490 MPa(N/mm 2 ) Tensile strength Rm: MPa(N/mm 2 ) Elongation A : > 15 % REF. E A / MŠ Date: I1

3 INOX R 25/14 NC EN 1600: E LR 32 DIN 8556 : E LR 26 AWS A-5.4: E 309L-17 EN ISO 3581-A: E LR , low carbon electrode for welding analogous, heat resistant steels and steel castings. Scaling resistant up to 1000 C. Suitable for joining dissimilar steels (unalloyed steels with stainless steels), welding steam boiler construction, hardening plants, the crude oil industry and the ceramics industry. Austenitic, ferritic-pearl. steels DIN: Chemical corr.resistant steel: X 15 CrNiSi X 7 CrNi X 10 CrAl 7 X 10 CrAl 13 X 10 CrAl 18 Alloyed steel castings: G-X 30 CrSi 6 G-X 40 CrSi 17 G-X 40CrNiSi Heat treatment: Preheating and interpass temperatures for ferritic steels C Yield strength R el / Rp 0.2 : > 400 MPa(N/mm 2 ) Ferrite content: FN 15 Tensile strength Rm: > MPa(N/mm 2 ) Elongation A : > 30 % Impact energy KV : > 47 J (+20 C) / REF. E A / SM Date: I2

4 INOX R 25/14/3 NC EN 1600: E LR 32 DIN 8556 : E LR 26 AWS A-5.4: E 309MoL-17 EN ISO 3581-A: E LR Austenitic-ferritic rutile, low carbon electrode for welding corrosion and heat resistant stainless steels and steel castings up to 1150 C. Suitable for joining dissimilar steels. - High-strength, unalloyed and alloyed constructional steels and heat treatable steels among themselves or among each other. - Unalloyed and alloyed boiler steels or constructional steels with highly alloyed chromium, CrNi and CrNiMo steels. - Combination between ferritic and austenitic steels for steam boiler and pressure vessel constructions. - Weld claddings: for the first layer of corrosion resistant weld claddings on HI, HII,StE 255, 17Mn4, StE 355-StE500 - For the first layer of corrosion resistant weld claddings on high.temperature, heat treated, fine-grained constructional steels. Mo Yield strength R el / Rp 0.2 : > 490 MPa(N/mm 2 ) Ferrite content: FN 20 Tensile strength Rm: > MPa(N/mm 2 ) Elongation A : > 25 % Impact energy KV : > 47 J (+20 C) BV: DNV: TÜV DB CR UP 309 Mo 2 250/ /4 14/ REF. E A / SM Date: I3

5 INOX R 25/20 EN 1600: E R 32 AWS A-5.4: E EN ISO 3581-A: E R coated, austenitic electrode for welding 309 and 310-type stainless steels. Scaling resistant up to 1200 C. Aust. and Ferrit.-pearl. steels DIN: Chemical corr.resistant steel: X 15 CrNiSi25.20 X 12CrNi25.21 X 15CrNiSi20.12 X 10CrAl7, X 10CrAl13 X 10CrAl18, X 10CrAl24 Alloyed steel castings: G-X30CrSi6,G-40CrSi17 G-X15CrNiSi25.20 G-X40CrNiSi25.12 G-X40CrNiSI / S , , / , A 297 HF Heat treatment: Preheating and interpass temperatures for ferritic steels C, depending on the relevant base metal and material thickness. The temperature range between 650 and 900 C should be avoided owing to the risk of embrittlement. Thick-walled weldments to be carried out by means of the basic electrode INOX B 25/ Yield strength R el / Rp 0.2: > 300 MPa(N/mm 2 ) Ferrite content: FN 0 Tensile strength Rm: > MPa(N/mm 2 ) Elongation A : > 30 % Impact energy KV : > 50 J (+20 C) REF. E 635- A / SM Date: I4

6 INOX B 25/20 EN 1600: E B 42 DIN 8556 : E B 20+ AWS A-5.4: E EN ISO 3581-A: E B Basic coated, austenitic electrode for welding 309 and 310-type stainless steels. Scaling resistant up to 1200 C. Cryogenic resistance down to -196 C. (Aust. and Ferit.-pearl. steel) DIN: Chemical corr.resistant steel: X 15 CrNiSi25.20 X 12CrNi25.21 X 15CrNiSi20.12 X 10CrAl7, X 10CrAl13 X 10CrAl18, X 10CrAl24 Alloyed steel castings: G-X30CrSi6,G-40CrSi17 G-X15CrNiSi25.20 G-X40CrNiSi25.12 G-X40CrNiSI / S , , , , 442/ , A 297 HF Heat treatment: Preheating and interpass temperatures for ferritic steels C, depending on the relevant base metal and material thickness. The temperature range between 650 and 900 C should be avoided owing to the risk of embrittlement. Basic Ferrite content: FN Yield strength R el / Rp 0.2: > 300 MPa(N/mm 2 ) Tensile strength Rm: > MPa(N/mm 2 ) Elongation A : > 30 % Impact energy Av : > 70 J (+20 C) REF. E 630- A / SP Date: I5