PP-TIG-R71耐熱鋼焊絲 R71焊絲
說明: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性能,全位置焊接性能良好。通常焊接時,焊件需預熱和保持道間溫度200~300℃,焊后進行735~765℃回火處理。
用途: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 |