PP-J556CrNiCu是鐵粉低氫型藥皮耐侯鋼焊條。通常采用直流反接,但可交流施焊,適用于全位置焊接。焊條工藝性能良好,熔深適中,飛濺小,成形美觀。焊縫具有良好的塑性和韌性,焊縫金屬具有良好的耐大氣腐蝕性能。
適用于Q 450NQR1等耐大氣腐蝕及近海工程的焊接結構,如橋梁、建筑、機車車輛及附件的焊接。
熔敷金屬化學成分(%)
元素 |
C |
Mn |
Si |
Cr |
Ni |
Cu |
S |
P |
標準值 |
≤0.12 |
0.50~1.30 |
0.35~0.80 |
0.45~0.70 |
0.40~0.80 |
0.30~0.70 |
≤0.030 |
≤0.030 |
例值 |
0.055 |
1.12 |
0.45 |
0.60 |
0.50 |
0.48 |
0.012 |
0.016 |
熔敷金屬力學性能(焊態(tài))
試驗項目 |
抗拉強度 Rm / MPa |
屈服強度 ReL / MPa |
伸長率 A / % |
-30℃沖擊吸收功 AKV / J |
標準值 |
≥550 |
≥460 |
≥17 |
≥27 |
例值 |
610 |
500 |
26 |
100 |
上海電力焊材結構鋼焊條 |
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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 |