Stainless hlau Flux Cored Hlau E347HT1-1 LNG exp ort pipeline project weld
WELDING TECHNOLOGY
Tsis txhob cia cov lus nug
Txuas ntxiv mus haunt koj
Arc instability
Unsightly molding
Tshaj tawm ntau dhau
Cov txheej txheem vuam zoo heev
Zoo heev intergranular corrosion kuj vim qhov sib ntxiv ntawm Nb
Ripple zoo
Haum rau vuam kub
resistant qhov chaw yuav tsum tau kev kho cua sov ruaj khov
Vuam siab carbon 18% Cr-8% Ni-Nb stainless hlau thiab siab carbon 18% Cr-8% Ni-Ti stainless hlau, thiab lwm yam
Yooj yim slagging
Khoom Parameter
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Nb | |
GB/T RULES | 0.04-0.08 Nws | 0.5-2.5 hli | 1.00 Nws | 18.0-21.0 Nws | 9.0-11.0 Nws | 0.75 ib | 0.04 ib | 0.03 ib | 8 * C-1.0 | |
AWS RULES | 0.04-0.08 Nws | 0.5-2.5 hli | 1.00 Nws | 18.0-21.0 Nws | 9.0-11.0 Nws | 0.75 ib | 0.04 ib | 0.03 ib | 8 * C-1.0 | |
EXAMPLE VALUE | 0.045 ib | 1.28 | 0.47 ib | 19.32 Nws | 9.5 ib | 0.03 ib | 0.023 ib | 0.004 ib | 0.52 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | ||||
GB/T RULES | - | 550 | - | 25 | ||||
AWS RULES | - | 520 | - | 30 | ||||
EXAMPLE VALUE | - | 585 ib | - | 40 |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 | 1.6 | ||||||
Volt | 22-36 : kuv | 26-38 : kuv | ||||||
Amp | 120-260 : kuv | 200-300 | ||||||
Qhuav Extension Length (mm) | 15-20 | 18-25 | ||||||
Gas ntws (l / min) | 15-25 | 15-25 |
Kev them nyiaj yug Hoobkas
Cov khoom tsim nyog rau a
ntau yam kev siv
WELDING TECHNOLOGY
Sinopec refining thiab chemical project
981 semi-submersible drilling rig
308,000 tons VLCC roj av nkoj
CHEMICAL COMPNET:
ALLOY (wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | Nb | |
GB/T RULES | 0.04-0.08 Nws | 0.5-2.5 hli | 1.00 Nws | 18.0-21.0 Nws | 9.0-11.0 Nws | 0.75 ib | 0.04 ib | 0.03 ib | 8 * C-1.0 | |
AWS RULES | 0.04-0.08 Nws | 0.5-2.5 hli | 1.00 Nws | 18.0-21.0 Nws | 9.0-11.0 Nws | 0.75 ib | 0.04 ib | 0.03 ib | 8 * C-1.0 | |
EXAMPLE VALUE | 0.045 ib | 1.28 | 0.47 ib | 19.32 Nws | 9.5 ib | 0.03 ib | 0.023 ib | 0.004 ib | 0.52 ib |
MECHANICAL PROPERTY:
QHOV TSEEB | YIELD zog (MPa) | EXTENSION zog (MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | ||||
GB/T RULES | - | 550 | - | 25 | ||||
AWS RULES | - | 520 | - | 30 | ||||
EXAMPLE VALUE | - | 585 ib | - | 40 |
WELDING PARAMETERS pom zoo:
DIAMETERS SPECIFICATIONS (mm) | 1.2 | 1.6 | ||||||
Volt | 22-36 : kuv | 26-38 : kuv | ||||||
Amp | 120-260 : kuv | 200-300 | ||||||
Qhuav Extension Length (mm) | 15-20 | 18-25 | ||||||
Gas ntws (l / min) | 15-25 | 15-25 |
Sau koj cov lus ntawm no thiab xa tuaj rau peb