PP-TIG-R71是含Cr9 %-Mo1 %-Ni0.7 %-VNb的耐熱鋼鎢極氬弧焊絲。焊縫金屬具有較好的力學(xué)性能，全位置焊接性能良好。通常焊接時，焊件需預(yù)熱和保持道間溫度200~300℃，焊后進(jìn)行735~765℃回火處理。
用于焊接工作溫度在600~650℃的改良型9Cr1Mo類（如T/ P91、F9等）耐熱鋼，如高溫高壓鍋爐的蒸汽管道、過熱器管、石油裂化裝置的爐管等的手工鎢極氬弧焊打底及全氬焊。
上海電力焊材結(jié)構(gòu)鋼焊條 |
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| PP-J807RH | PP-J707RH | PP-J707 |
| PP-J607CrNiMo | PP-J607RH | PP-J607R |
| PP-J607Ni | PP-J607 | PP-J557RH |
| PP-J557R | PP-J557 | PP-J507CrNi |
| PP-J507CrNi | PP-J507RH | PP-J507R |
| PP-J507KG | PP-J507C | PP-J507 |
| PP-J506Fe | PP-J506 | PP-J502 |
| PP-J427CrCu | PP-J427Ni | PP-J427 |
| PP-J426 | PP-J425 | PP-J424 |
| PP-J422C | PP-J422 | PP-J421 |
| 鉬和鉻鉬耐熱鋼焊條 | ||
| PP-R827 | PP-R817 | PP-R807 |
| PP-R717 | PP-R707 | PP-R517 |
| PP-R507 | PP-R427 | PP-R417 |
| PP-R407 | PP-R406Fe | PP-R402 |
| PP-R347 | PP-R337A | PP-R337 |
| PP-R327 | PP-R317 | PP-R316Fe |
| PP-R312 | PP-R307 | PP-R306Fe |
| PP-R302 | PP-R207 | PP-R202 |
| PP-R107 | PP-R102 | |
| 不銹鋼焊條 | ||
| PP-A907 | PP-A507 | PP-A407 |
| PP-A402 | PP-A312 | PP-A307 |
| PP-A302 | PP-A207 | PP-A202 |
| PP-A137 | PP-A132 | PP-A107 |
| PP-A102 | PP-A042 | PP-A022 |
| PP-A002 | PP-G217 | |
| 堆焊及鑄鐵焊條 | ||
| PP-D577 | PP-D557 | PP-D547Mo |
| PP-D517 | PP-D512 | PP-D507Mo |
| PP-D507 | PP-D502 | PP-D327A |
| PP-D327 | PP-D277 | PP-D237 |
| PP-D227 | PP-D212 | PP-D172 |
| PP-D132 | PP-D112 | |
